M. Tian, L. Gao, S. Zhang, X. Chen, C. Fan, X. Guo, R. Haas, P. Ji, K. Krongchon, Y. Li, S. Liu, D. Luo, Y. Ma, H. Tong, K. Trinh, C. Tian, Z. Wang, B. Wu, S. Yin, M. Zhu, K. Lieret, Y. Lu, G. Liu, Y. Du, T. Tao, O. Press, J. Callan, E. Huerta, H. Peng. SciCode: A research coding benchmark curated by scientists (poster). In Advances in Neural Information Processing Systems 38: Annual Conference on Neural Information Processing Systems 2024. 2024.
L. Borges, R. Jha, J. Callan, and B. Martins. Generalizable tip-of-the-tongue retrieval with llm re-ranking (short paper). In Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval, pp. ACM. 2023.
L. Borges, B. Martins, and J. Callan. KALE: Using a k-sparse projector for lexical expansion. In Proceedings of the 2023 ACM SIGIR International Conference on the Theory of Information Retrieval, pp. 13–22. ACM. 2023.
Z. Fan, L. Gao, J. Callan. CSurF: Sparse lexical retrieval through contextualized surface forms. In Proceedings of the 2023 ACM SIGIR International Conference on the Theory of Information Retrieval, pp. 65-75. ACM. 2023.
Z. Fan, L. Gao, R. Jha, and J. Callan. COILCR: Efficient semantic matching in contextualized exact match retrieval. In Advances in Information Retrieval – 44th European Conference on IR Research, pp. 298–312. Springer Cham. 2023.
G. Gonçalves, J. Magalhaes, and J. Callan. Conversational search with random walks over entity graphs. In Proceedings of the 2023 ACM SIGIR International Conference on the Theory of Information Retrieval, pp. 77–85. ACM. 2023.
J. Dalton, C. Xiong, and J. Callan. CAsT 2021: The Conversational Assistance Track overview. In The Thirtieth Text REtrieval Conference Proceedings (TREC 2021), National Institute of Standards and Technology, special publication. 2022.
L. Gao and J. Callan. Long document re-ranking with modular re-ranker (short paper). In Proceedings of the 45th International ACM SIGIR Conference on Research and Development in Information Retrieval. ACM. 2022. A preprint appeared as arXiv:2205.04275.
L. Gao and J. Callan. Unsupervised corpus aware language model pre-training for dense passage retrieval. In Proceedings of the 60th Annual Meeting of the Association for Computational Linguistics. 2022. A preprint appeared as arXiv:2108.05540. 2022.
Z. Jiang, L. Gao, J. Araki, H. Ding, Z. Wang, J. Callan, and G. Neubig. Retrieval as attention: End-to-end learning of retrieval and reading within a single transformer. In Proceedings of the 2022 Conference on Empirical Methods in Natural Language Processing (EMNLP), pp. 2336-2349. 2022.
A. Overwijk, C. Xiong, and J. Callan. ClueWeb22: 10 billion web documents with rich information (SIRIP paper). In Proceedings of the 45th International ACM SIGIR Conference on Research and Development in Information Retrieval. ACM. 2002.
A. Overwijk, C. Xiong, X. Liu, C. VandenBerg, and J. Callan. ClueWeb22: 10 billion web documents with visual and semantic information. arXiv:2211.15848. 2022.
L. Borges, B. Martins, and J. Callan. Assessing the benefits of model ensembles in neural re-ranking for passage retrieval (short paper). In Advances in Information Retrieval – 43rd European Conference on IR Research, pp. 146-160. A preprint appeared as arXiv:2101.08705. 2021.
J. Dalton, C. Xiong, and J. Callan. CAsT 2020: The Conversational Assistance Track overview. In The Twenty-Ninth Text REtrieval Conference Proceedings (TREC 2020), National Institute of Standards and Technology, special publication 1266. 2021.
L. Gao and J. Callan. Condenser: a Pre-training Architecture for Dense Retrieval. In Proceedings of the 2021 Conference on Empirical Methods in Natural Language Processing. 2021. A preprint appeared as arXiv:2104.08253. 2021.
L. Gao, Z. Dai, and J. Callan. COIL: Revisit exact lexical match in information retrieval with contextualized inverted list. In Proceedings of the 2021 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies, pp. 3030-3042. Association for Computational Linguistics. 2021.
L. Gao, Z. Dai, and J. Callan. Rethink training of BERT rerankers in multi-stage retrieval pipeline (short paper). In Advances in Information Retrieval – 43rd European Conference on IR Research. 2021.
L. Gao, Z. Dai, T. Chen, Z. Fan, B. Van Durme and J. Callan. Complement lexical retrieval model with semantic residual embeddings. In Advances in Information Retrieval – 43rd European Conference on IR Research, pp 146-160. 2021.
L. Gao, Y. Zhang, J. Han and J. Callan. Scaling deep contrastive learning batch size under memory limited setup. In Proceedings of the 6th Workshop on Representation Learning for NLP (RepL4NLP). ACL. 2021.
H. Yu, Z, Dai, and J. Callan. PGT: Pseudo relevance feedback using a graph-based transformer (short paper). In Advances in Information Retrieval – 43rd European Conference on IR Research. A preprint appeared as arXiv:2101.07918. 2021.
H. Yu, C. Xiong, and J. Callan. Improving query representations for dense retrieval with pseudo relevance feedback (short paper). In Proceedings of the 30th ACM International Conference on Information and Knowledge Management, pp. 3592-3596. ACM. 2021.
Z. Dai and J. Callan. "Context-aware term weighting for first-stage passage retrieval (short paper)." In Proceedings of the 43nd International ACM SIGIR Conference on Research & Development in Information Retrieval. ACM. 2020.
Z. Dai and J. Callan. Context-aware document term weighting for ad-hoc search. In Proceedings of The Web Conference 2020. 2020.
Z. Dai and J. Callan. An evaluation of weakly-supervised DeepCT in the TREC 2019 Deep Learning Track. In The Twenty-Eighth Text REtrieval Conference Proceedings (TREC 2019), National Institute of Standards and Technology, special publication. 2020.
J. Dalton, C. Xiong, and J. Callan. CAsT 2019: The Conversational Assistance Track overview. In The Twenty-Eighth Text REtrieval Conference Proceedings (TREC 2019), National Institute of Standards and Technology, special publication 1250. 2020.
J. Dalton, C. Xiong, V. Kumar and J. Callan. CAsT-19: A dataset for research on conversational information seeking (short paper). In Proceedings of the 43nd International ACM SIGIR Conference on Research & Development in Information Retrieval. ACM. 2020.
L. Gao, Z. Dai, Z. Fan, and J. Callan. Complementing lexical retrieval with semantic residual embedding. arXiv:2004.13969. 2020.
L. Gao, Z. Dai, and J. Callan. Modularized transformer-based ranking framework. In Proceedings of the 2020 Conference on Empirical Methods in Natural Language Processing. 2020.
L. Gao, Z. Dai, and J. Callan. EARL: Speedup transformer-based rankers with pre-computed representation. arXiv:2004.13313. 2020.
L. Gao, Z. Dai, and J. Callan. Understanding BERT rankers under distillation. In Proceedings of the 2020 ACM SIGIR International Conference on the Theory of Information Retrieval. 2020.
G. Gonçalves, J. Magalhães, and J. Callan. Proximity-based entity ranking. In The Twenty-Seventh Text REtrieval Conference Proceedings (TREC 2019), National Institute of Standards and Technology, special publication. 2020.
V. Kumar and J. Callan. Making information seeking easier: An improved pipeline for conversational search. In Proceedings of the 2020 Conference on Empirical Methods in Natural Language Processing. Association for Computational Linguistics. 2020.
V. Kumar and J. Callan. A step towards context identification for conversational search. In The Twenty-Eighth Text REtrieval Conference Proceedings (TREC 2019), National Institute of Standards and Technology, special publication. 2020.
V. Kumar, V. Raunak, and J. Callan. Ranking clarification questions via natural language inference (short paper). In Proceedings of the 29th ACM International Conference on Information and Knowledge Management. ACM. 2020.
J. Mackenzie, Z. Dai, L. Gallagher and J. Callan. Efficiency implications of term re-weighting for passage retrieval (short paper). In Proceedings of the 43nd International ACM SIGIR Conference on Research & Development in Information Retrieval. ACM. 2020.
R. Padaki, Z. Dai and J. Callan. Rethinking query expansion for BERT reranking. In Advances in Information Retrieval - 42nd European Conference on IR Research. 2020.
S. Zhang, K. Balog and J. Callan. Generating categories for sets of entities. In Proceedings of the 29th ACM International Conference on Information and Knowledge Management. ACM. 2020.
S. Zhang, Z. Dai, K. Balog and J. Callan. Summarizing and exploring tabular data in conversational search (short paper). In Proceedings of the 43nd International ACM SIGIR Conference on Research & Development in Information Retrieval. ACM. 2020.
Z. Dai and J. Callan. Deeper text understanding for IR with contextual neural language modeling (short paper). In Proceedings of the 42nd International ACM SIGIR Conference on Research & Development in Information Retrieval. ACM. 2019.
Z. Dai, Z. Fan, H. R. Mohammad, and J. Callan. Local matching networks for engineering diagram search. In Proceedings of The Web Conference 2019. 2019.
Z. Dai and J. Callan. Context-aware sentence/passage term importance estimation for first stage retrieval. arXiv:1910.10687. 2019.
G. Gonçalves, C. Xiong, J. Magalhães, and J. Callan. Improving ad hoc retrieval with bag of entities. In The Twenty-Seventh Text REtrieval Conference Proceedings (TREC 2018), National Institute of Standards and Technology, special publication 500-331. 2019.
F. Martins, J. Magalhães, and J. Callan. Modeling temporal evidence from external collections. In Proceedings of the Twelfth ACM International Conference on Web Search and Data Mining, pp. 159-167. ACM. 2019.
Z. Dai and J. Callan. Inverted list caching for topical index shards (short paper). In Advances in Information Retrieval - 40th European Conference on IR Research, pp. 577-583. Springer. 2018.
Z. Dai, C. Xiong, J. Callan, and Z. Liu. Convolutional neural networks for soft-matching n-grams in ad-hoc search. In Proceedings of the Eleventh ACM International Conference on Web Search and Data Mining, pp. 126-134. 2018.
Y. Kim and J. Callan. Measuring the effectiveness of selective search index partitions without supervision. In Proceedings of the 2018 International Conference on The Theory of Information Retrieval. 2018.
F. Martins, J. Magalhães and J. Callan. A vertical PRF architecture for microblog search. In Proceedings of the 2018 International Conference on The Theory of Information Retrieval. 2018.
M. A. Pyreddy, V. Ramaseshan, N. N. Joshi, Z. Dai, C. Xiong, J. Callan and Z. Liu. Consistency and variation in Kernel Neural Ranking Model) (short paper). In Proceedings of the 41st International ACM SIGIR Conference on Research & Development in Information Retrieval, 961-964. ACM. 2018.
H. R. Mohammad, K. Xu, J. Callan and J. S. Culpepper. Dynamic shard cutoff prediction for selective search. In Proceedings of the 41st International ACM SIGIR Conference on Research & Development in Information Retrieval, pp. 85-94. ACM. 2018.
C. VandenBerg and J. Callan. Sifaka: Text mining above a search API.. arXiv:1810.02907. 2018.
C. Xiong, Z. Liu, J. Callan and T.-Y. Liu Towards better text understanding and retrieval through kernel entity salience modeling. In Proceedings of the 41st International ACM SIGIR Conference on Research & Development in Information Retrieval, pp. 575-584. ACM. 2018.
K. Xu, K. Y. Gao, and J. Callan. A structure-oriented unsupervised crawling strategy for social media sites. arXiv:1804.02734. 2018.
Z. Dai, Y. Kim and J. Callan. Learning to rank resources (short paper). In Proceedings of the 40th International ACM SIGIR Conference on Research & Development in Information Retrieval. ACM. 2017.
Z. Dai, C. Xiong, and J. Callan. An evaluation of the Kernel Based Neural Ranking Model in NTCIR-13 WWW. In Proceedings of the 13th NTCIR Conference on Evaluation of Information Access Technologies. National Center of Sciences, Tokyo, Japan. 2017.
K. Y. Gao and J. Callan. Scientific table search using keyword queries. arXiv:1707.03423. 2017.
F. Hasibi, F. Nikolaev, C. Xiong, K. Balog, S. E. Bratsberg, A. Kotov and J. Callan. DBpedia-Entity v2: A test collection for entity search (short paper). In Proceedings of the 40th International ACM SIGIR Conference on Research & Development in Information Retrieval. ACM. 2017.
Y. Kim, J. Callan, S. Culpepper and A. Moffat. Efficient distributed selective search. Information Retrieval Journal. Springer, 20(3), pp 221-252. 2017.
H. Li, C. Xiong, and J. Callan. Natural language supported relation matching for question answering with knowledge graphs. In Proceedings of the SIGIR 2017 Workshop on Knowledge Graphs and Semantics for Text Retrieval and Analysis, pp. 43-48. ACM. 2017.
C. Xiong, J. Callan and T.-Y. Liu. Word-entity duet representations for document ranking. In Proceedings of the 40th International ACM SIGIR Conference on Research & Development in Information Retrieval, pp. 763-772. ACM. 2017.
C. Xiong, Z. Dai, J. Callan, Z. Liu, and R. Power. End-to-end neural ad-hoc ranking with kernel pooling. In Proceedings of the 40th International ACM SIGIR Conference on Research & Development in Information Retrieval, pp. 55-64. ACM. 2017.
C. Xiong, Z. Liu, J. Callan, and E. Hovy. JointSem: Combining query entity linking and entity based document ranking. In Proceedings of the 26th ACM Conference on Information and Knowledge Management (CIKM '17), pp. 2391-2394 ACM. 2017.
C. Xiong, R. Power, and J. Callan. Explicit semantic ranking for academic search via knowledge graph embedding. In Proceedings of the 26th International Conference on World Wide Web, WWW 2017. ACM. 2017.
K. Xu, Z. Liu and J. Callan. De-duping URLs with sequence-to-sequence neural networks (short paper). In Proceedings of the 40th International ACM SIGIR Conference on Research & Development in Information Retrieval. ACM. 2017.
J. Chen, C. Xiong, and J. Callan. An empirical study of learning to rank for entity search (short paper). In Proceedings of the 39th International ACM SIGIR Conference on Research & Development in Information Retrieval, pp. 737-740. ACM. 2016.
Z. Dai, C. Xiong, and J. Callan. Query-biased partitioning for selective search. In Proceedings of the 25th ACM Conference on Information and Knowledge Management (CIKM '16). ACM. 2016.
Y. Kim, J. Callan, S. Culpepper and A. Moffat. Load-balancing in distributed selective search (short paper). In Proceedings of the 39th International ACM SIGIR Conference on Research & Development in Information Retrieval. ACM. 2016.
Y. Kim, J. Callan, S. Culpepper and A. Moffat. Does selective search benefit from WAND optimization? In Advances in Information Retrieval - 38th European Conference on IR Research, ECIR 2016, pp 145-158. Springer. 2016.
J. Lin, M. Crane, A. Trotman, J. Callan, I. Chattopadhyaya, J. Foley, G. Ingersoll, C. Macdonald and S. Vigna. Toward reproducible baselines: The Open-Source IR Reproducibility Challenge. In Advances in Information Retrieval - 38th European Conference on IR Research, ECIR 2016, pp 408-420. Springer. 2016.
F. Martins, J. Magalhães, and J. Callan. Barbara made the news: Mining the behavior of crowds for time-aware learning to rank. In Proceedings of the Ninth ACM International Conference on Web Search and Data Mining, pp 667-676. 2016.
F. Martins, J. Magalhães, and J. Callan. Jitter search: A news-based real-time Twitter search interface. In Advances in Information Retrieval - 38th European Conference on IR Research, ECIR 2016, pp 841-844. Springer. 2016.
C. Xiong, J. Callan, and T.-Y. Liu. Bag-of-entity representation for ranking (short paper). In Proceedings of the ACM SIGIR International Conference on the Theory of Information Retrieval (ICTIR 2016). ACM. 2016.
Z. Dai, Y. Kim, and J. Callan. How random decisions affect selective distributed search. In Proceedings of the 38th International ACM SIGIR Conference on Research & Development in Information Retrieval, pp. 771-774. ACM. 2015.
A. Kulkarni and J. Callan. Selective search: Efficient and effective search of large textual collections. ACM Transactions on Information Systems, 33(4). ACM. 2015.
S. Palakodety and J. Callan. Query transformations for result merging. In Proceedings of the Twenty-Third Text REtrieval Conference (TREC 2014) . National Institute of Standards and Technology, special publication 500-308. 2015.
Y. Wang, J. Callan, and B. Zheng. Should we use the sample? Analyzing datasets sampled from Twitter's stream API. ACM Transactions on the Web, 9(3). 2015.
C. Xiong and J. Callan. EsdRank: Connecting query and documents through external semi-structured data. In Proceedings of the 24th ACM Conference on Information and Knowledge Management (CIKM'15), pp 951-960. ACM. 2015.
C. Xiong and J. Callan. Query expansion with Freebase. In Proceedings of the ACM SIGIR International Conference on the Theory of Information Retrieval (ICTIR 2015), pp 111-120. ACM. 2015.
D. Xu and J. Callan. Modelling psychological needs for user-dependent contextual suggestion. In Proceedings of the Twenty-Third Text REtrieval Conference (TREC 2014) . National Institute of Standards and Technology, special publication 500-308. 2015.
D. Xu and J. Callan. Towards a simple and efficient web search framework. In Proceedings of the Twenty-Third Text REtrieval Conference (TREC 2014) . National Institute of Standards and Technology, special publication 500-308. 2015.
R. Yeniterzi and J. Callan. Moving from static to dynamic modeling of expertise for question routing in CQA sites. In Proceedings of the Ninth International AAAI Conference on Web and Social Media (ICWSM 2015), pp. 702-705. 2015.
G. Zheng and J. Callan. Learning to reweight terms with distributional representations. In Proceedings of the 38th International ACM SIGIR Conference on Research & Development in Information Retrieval, pp. 575-584. ACM. 2015.
J. Araki and J. Callan. An annotation similarity model in passage ranking for historical fact validation. In Proceedings of the Thirty Seventh Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, pp. 1111-1114. ACM. 2014.
B. Dalvi, C. Xiong, and J. Callan. A language modeling approach to entity recognition and disambiguation for search queries. In The Proceedings of the SIGIR 2014 Entity Recognition and Disambiguation Challenge. 2014.
R. Yeniterzi and J. Callan. Analyzing bias in CQA-based expert finding test sets. In Proceedings of the Thirty Seventh Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, pp. 967-970. ACM. 2014.
R. Yeniterzi and J. Callan. Constructing effective and efficient topic-specific authority networks for expert finding in social media. In Proceedings of the SIGIR 2014 International Workshop on Social Media Retrieval and Analysis (SoMeRA 2014). 2014.
J. Callan. Selective search of large text collections (keynote abstract). CORIA (Conference en Recherche d'Infomations et Applications) - CORIA 2013, 10th French Information Retrieval Conference. Neuchatel, Switzerland. 2013.
B. D. Mishra, W. W. Cohen and J. Callan. Exploratory learning. In Proceedings of European Conference on Machine Learning and Knowledge Discovery in Databases (ECML/PKDD), pp. 128-143. 2013
B. D. Mishra, W. W. Cohen, and J. Callan. Classifying entities into an incomplete ontology. In Proceedings of the 2013 Workshop on Automated Knowledge Base Construction (AKBC 2013). 2013.
Y. Kim, R. Yeniterzi, and J. Callan. Overcoming vocabulary limitations in Twitter microblogs. In Proceedings of the Twenty-First Text REtrieval Conference (TREC 2012) . National Institute of Standards and Technology, special publication 500-298. 2013.
J. Callan and A. Moffat. Panel on use of proprietary data. SIGIR Forum, 46(2), pp. 10-18. 2012.
B. Dalvi, W. Cohen, and J. Callan. WebSets: Extracting sets of entities from the web using unsupervised information extraction. In Proceedings of the Fifth ACM International Conference on Web Search and Data Mining. ACM. 2012.
B. Dalvi, W. W. Cohen, and J. Callan. Collectively representing semi-structured data from the web. In Proceedings of the NAACL HLT 2012 Workshop on Automatic Knowledge Base Construction and Web-scale Knowledge Extraction (AKBC-WEKEX 2012). 2012.
A. Kulkarni, A. Tigelaar, J. Callan, and D. Hiemstra. Shard ranking and cutoff estimation for topically partitioned collections. In Proceedings of the 21st ACM Conference on Information and Knowledge Management (CIKM'12). 2012.
N. Sahoo, R. Krishnan, G. Duncan, and J. Callan. The Halo effect in multi-component ratings and its implications for recommender systems: The case of Yahoo! Movies. Information Systems Research, 23(1), pp. 231-246. 2012.
L. Zhao and J. Callan. How to make manual Conjunctive Normal Form queries work in patents search. In Proceedings of the Twentieth Text REtrieval Conference (TREC 2011). National Institute of Standards and Technology, special publication 500-295. 2012.
L. Zhao and J. Callan. Automatic term mismatch diagnosis for selective query expansion. In Proceedings of the Thirty Fifth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. ACM. 2012.
L. Zhao, X. Liu, and J. Callan. WikiQuery -- An interactive collaboration interface for creating, storing and sharing effective CNF queries. In Proceedings of the SIGIR 2012 Workshop on Open-Source Information Retrieval. 2012.
J. Arguello, F. Diaz, and J. Callan. Learning to aggregate vertical results into web search results. In Proceedings of the 20th ACM Conference on Information and Knowledge Management (CIKM'11). 2011.
J. Arguello, F. Diaz, J. Callan, and B. Carterette. A methodology for evaluating aggregated search results. In Proceedings of the 33rd European Conference on Information Retrieval (ECIR). British Computer Society. 2011.
B. Dalvi, J. Callan, and W. Cohen. Entity list completion using set expansion techniques. In The Nineteenth Text REtrieval Conference Proceedings (TREC 2010). National Institute of Standards and Technology, special publication 500-294. 2011.
D. Nguyen and J. Callan. Combination of evidence for effective web search. In The Nineteenth Text REtrieval Conference Proceedings (TREC 2010). National Institute of Standards and Technology, special publication 500-294. 2011.
J. Callan. "Search engine support for software applications" (keynote abstract). In Proceedings of the 19th ACM Conference on Information and Knowledge Management (CIKM '10), page 1. 2010.
J. L. Elsas, P. Donmez, J. Callan, and J. G. Carbonell. "Pairwise document classification for relevance feedback." In The Eighteenth Text REtrieval Conference Proceedings (TREC 2009). National Institute of Standards and Technology, special publication 500-278. 2010.
A. Kulkarni and J. Callan. "Document allocation policies for selective searching of distributed indexes". In Proceedings of the 19th ACM Conference on Information and Knowledge Management (CIKM '10). 2010.
A. Kulkarni and J. Callan. "Topic-based index partitions for efficient and effective selective search." In SIGIR 2010 Workshop on Large-Scale Distributed Information Retrieval. Geneva. 2010.
L. Zhao and J. Callan. "Term necessity prediction." In Proceedings of the 19th ACM Conference on Information and Knowledge Management (CIKM '10). 2010.
L. Zhao and J. Callan. "Formulating simple structured queries using temporal and distributional cues in patents." In The Eighteenth Text REtrieval Conference Proceedings (TREC 2009). National Institute of Standards and Technology, special publication 500-278. 2010.
J. Arguello, J. Callan, and F. Diaz. "Classification-based resource selection." In Proceedings of the 18th ACM Conference on Information and Knowledge Management (CIKM '09). Hong Kong. 2009.
J. Arguello, J. Callan, F. Diaz, and J.-F. Crespo. "Sources of evidence for vertical selection." In Proceedings of the Thirty Second Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Boston. 2009.
J. Arguello, J. Elsas, C. Yoo, J. Callan, and J. Carbonell. "Document and query expansion models for blog distillation." In The Seventeenth Text REtrieval Conference Proceedings (TREC 2008). National Institute of Standards and Technology, special publication 500-277. 2009.
P. Ogilvie, E. Voorhees, and J. Callan. "On the number of terms used in automatic query expansion". Information Retrieval, 12(6), pp 666-679. Springer. 2009.
H. Yang and J. Callan. "Feature selection for automatic taxonomy induction" (poster description). In Proceedings of the Thirty Second Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. ACM. 2009.
H. Yang and J. Callan. "A metric-based framework for automatic taxonomy induction". In Proceedings of the Joint Conference of the 47th Annual Meeting of the Association for Computational Linguistics and the 4th International Joint Conference on Natural Language Processing. Singapore. 2009.
H. Yang and J. Callan. OntoCop: Constructing ontologies for public comments. IEEE Intelligent Systems, 24(5), pp. 70-75. IEEE Computer Society. 2009.
L. Zhao and J. Callan. "Effective and efficient structured retrieval" (poster description). In Proceedings of the 18th ACM Conference on Information and Knowledge Management (CIKM '09). Hong Kong. 2009.
L. Zhao, C. Liang, and J. Callan. "Extending relevance model for relevance feedback." In The Seventeenth Text REtrieval Conference Proceedings (TREC 2008). National Institute of Standards and Technology, special publication 500-277. 2009.
J. Arguello, J. Callan, and S. Shulman. "Recognizing citations in public comments." Journal of Information Technology and Politics, 5(1). 2008.
J. Arguello, J. L. Elsas, J. Callan, and J. G. Carbonell. "Document representation and query expansion models for blog recommendation." In Proceedings of the Second International Conference on Weblogs and Social Media. 2008.
M. Bilotti, L. Zhao, E. Nyberg, and J. Callan. "Focused retrieval over richly-annotated collections." SIGIR 2008 Workshop on Focused Retrieval. Singapore. 2008.
J. Elsas, J. Arguello, J. Callan, and J. Carbonell. "Retrieval and feedback models for blog distillation." In Proceedings of the 2007 Text REtrieval Conference (TREC 2007). National Institute of Standards and Technology, special publication 500-274. 2008.
J. Elsas, J. Arguello, J. Callan, and J. Carbonell. "Retrieval and query expansion models for blog feed search." In Proceedings of the Thirty First Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Singapore. 2008.
G. Frishkoff, K. Collins-Thompson, C. Perfetti, and J. Callan. "Measuring incremental changes in word knowledge: Experimental validation and implications for learning assessment. Behavior Research Methods, 40(4), pp. 907-925. Psychonomic Society, Inc. 2008.
A. Kulkarni and J. Callan. "Dictionary definitions based homograph identification using a generative hierarchical model." In Proceedings of the 46th Annual Meeting of the Association for Computational Linguistics: Human Language Technologies. 2008.
A. Kulkarni, M. Heilman, M. Eskenazi, and J. Callan. "Word sense disambiguation for vocabulary learning." In Proceedings of the 9th International Conference on Intelligent Tutoring Systems. 2008.
N. Sahoo, R. Krishnan, and J. Callan. "Sampling online social networks guided by node classification." Fourth Symposium on Statistical Challenges in Electronic Commerce Research. 2008.
L. Si, J. Callan, S. Cetintas, and H. Yuan. "An effective and efficient results merging strategy for multilingual information retrieval in federated search environments." Information Retrieval, 11(1), pp. 1-24. Springer. 2008.
H. Yang and J. Callan. "Ontology generation for large email collections." Proceedings of the Eighth National Conference on Digital Government Research. Montreal. 2008.
H. Yang and J. Callan. "Human-guided ontology learning." In Second Workshop on Human-Computer Interaction and Information Retrieval (HCIR2008). Microsoft Research, Redmond, WA. 2008.
H. Yang and J. Callan. "Metric-based ontology learning." In CIKM Workshop on Ontologies and Information Systems for the Semantic Web. Napa Valley, CA. 2008.
H. Yang and J. Callan. "Learning the distance metric in a personal ontology." In CIKM Workshop on Ontologies and Information Systems for the Semantic Web. Napa Valley, CA. 2008.
L. Zhao and J. Callan. "A generative retrieval model for structured documents." In Proceedings of the Seventeenth International Conference on Information and Knowledge Management (CIKM '08). 2008. ACM.
Y. Zhu, J. Callan, and J. Carbonell. "The impact of history length on personalized search" (poster description). In Proceedings of the Thirty First Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Singapore. 2008.
Y. Zhu, L. Zhao, and J. Callan. "Structured queries for legal documents search." In Proceedings of the 2007 Text REtrieval Conference (TREC 2007). National Institute of Standards and Technology, special publication 500-274. 2008.
J. Arguello and J. Callan. (2007.) "A bootstrapping approach for identifying stakeholders in public-comment corpora." Proceedings of the Seventh National Conference on Digital Government Research. Philadelphia, PA.
M. Bilotti, P. Ogilvie, J. Callan, and E. Nyberg. (2007.) "Structured retrieval for question answering." In Proceedings of the Thirtieth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Amsterdam.
J. Callan, J. Allan, C. L. A. Clarke, S. Dumais, D. A. Evans, M. Sanderson and C. Zhai. (2007.) "Meeting of the MINDS: An information retrieval research agenda." SIGIR Forum, 41(2), pp 25-34.
K. Collins-Thompson and J. Callan. (2007.) "Estimation and use of uncertainty in pseudo-relevance feedback." In Proceedings of the Thirtieth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Amsterdam.
K. Collins-Thompson and J. Callan. (2007.) "Automatic and human scoring of word definition responses." In Proceedings of the NAACL-HLT 2007 Conference. Rochester.
M. Heilman, K. Collins-Thompson, J. Callan, and M. Eskenazi. (2007.) "Combining lexical and grammatical features to improve readability measures for first and second language texts." In Proceedings of the NAACL-HLT 2007 Conference. Rochester.
A. Kulkarni, J. Callan, and and M. Eskenazi. (2007.) "Dictionary definitions: The likes and the unlikes." In Proceedings of the SLaTE Workshop on Speech and Language Technology in Education. Farmington, PA.
J. Lu and J. Callan. (2007.) "Content-based peer-to-peer network overlay for full-text federated search." In Proceedings of the Eighth Recherche d'Information Assistee par Ordinateur (RIAO) Conference. Pittsburgh.
L. Si, J. Lu, and J. Callan. (2007.) "Combining multiple resources, evidence, and criteria for genomic information retrieval." In Proceedings of the 2006 Text REtrieval Conference (TREC 2006). National Institute of Standards and Technology, special publication 500-272.
H. Yang, L. Si, and J. Callan. (2007.) "Knowledge transfer and opinion detection in the TREC 2006 Blog track." In Proceedings of the 2006 Text REtrieval Conference (TREC 2006). National Institute of Standards and Technology, special publication 500-272.
T. T. Avrahami, L. Yau, L. Si, and J. Callan. (2006.) "The FedLemur project: Federated search in the real world." Journal of the American Society for Information Science and Technology, 57(3) (pp.347-358).
M. Heilman, K. Collins-Thompson, J. Callan, and M. Eskenazi. (2006.) "Classroom success of an intelligent tutoring system for lexical practice and reading comprehension." In Proceedings of the International Conference on Spoken Language Processing (ICSLP). Pittsburgh.
J. Lu and J. Callan. (2006.) "Full-text federated search of text-based digital libraries in peer-to-peer networks." Information Retrieval, 9 (pp. 477-498).
J. Lu and J. Callan. (2006.) "User modeling for full-text federated search in peer-to-peer networks." In Proceedings of the Twenty Ninth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Seattle.
P. Ogilvie and J. Callan. (2006.) "Experiments with language models for known-item finding of e-mail messages." In Proceedings of the 2005 Text REtrieval Conference (TREC 2005). National Institute of Standards and Technology, special publication 500-266.
P. Ogilvie and J. Callan. (2006.) "Parameter estimation for a simple hierarchical generative model for XML retrieval." In Advances in XML Information Retrieval and Evaluation: 4th International Workshop of the Initiative for the Evaluation of XML Retrieval, INEX 2005 (pp. 211-224). Springer.
N. Sahoo, J. Callan, R. Krishnan, G. Duncan, and R. Padman. (2006.) "Incremental hierarchical clustering of text documents." In Proceedings of the Fifteenth International Conference on Information and Knowledge Management (CIKM'06). ACM.
N. Sahoo, R. Krishnan, G. Duncan, and J. P. Callan. (2006.) "Collaborative filtering with multi-component rating for recommender systems." In Proceedings of the Sixteenth Workshop on Information Technologies and Systems (WITS'06). Milwaukee, WI.
S. Shulman, E. Hovy, J. Callan, and S. Zavestoski. (2006.) "Progress in language processing technology for electronic rulemaking" (research highlight). Proceedings of the Sixth National Conference on Digital Government Research (pp 249-250). San Diego, CA.
P. Treeratpituk and J. Callan. (2006.) "Automatically labeling hierarchical clusters." Proceedings of the Sixth National Conference on Digital Government Research (pp 167-176). San Diego, CA.
P. Treeratpituk and J. Callan. (2006.) "An experimental study on automatically labeling hierarchical clusters using statistical features" (poster description). In Proceedings of the Twenty Ninth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Seattle.
H. Yang and J. Callan. (2006.) "Near-duplicate detection by instance-level constrained clustering." In Proceedings of the Twenty Ninth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Seattle.
H. Yang, J. Callan, and S. Shulman. (2006.) "Next steps in near-duplicate detection for eRulemaking." Proceedings of the Sixth National Conference on Digital Government Research (pp. 239-248). San Diego, CA.
H. Yang, J. Callan, and S. Shulman. (2006.) "DURIAN: A demo for near-duplicate detection" (demo description). Proceedings of the Sixth National Conference on Digital Government Research (p 347). Atlanta, GA.
J. Allan, W. B. Croft, and J. Callan. (2005.) "University of Massachusetts and a Dozen TRECs." In E. Voorhees and D. Harman, editors, TREC: Experiment and Evaluation In Information Retrieval. MIT Press.
K. Collins-Thompson and J. Callan. (2005.) "Predicting reading difficulty with statistical language models". Journal of the American Society for Information Science and Technology 56(13) (pp. 1448-1462).
K. Collins-Thompson, P. Ogilvie and J. Callan. (2005.) "Initial results with structured queries and language models on half a terabyte of text." In Proceedings of the 2004 Text REtrieval Conference (TREC 2004). National Institute of Standards and Technology, special publication 500-261.
K. Collins-Thompson, and J. Callan. (2005.) "Query expansion using random walk models." In Proceedings of the Fourteenth International Conference on Information and Knowledge Management (CIKM'05). ACM.
J. Lu and J. Callan. (2005.) "Federated search of text-based digital libraries in hierarchical peer-to-peer networks". In Proceedings of the 27th European Conference on Information Retrieval. Santiago de Compostela, Spain. A preliminary version appeared as J. Lu and J. Callan. "Federated search of text-based digital libraries in hierarchical peer-to-peer networks." In SIGIR 2004 Workshop on Peer-to-Peer Information Retrieval. Sheffield, UK. 2004.
S. Robertson and J. Callan. (2005.) "Routing and filtering." In E. Voorhees and D. Harman, editors, TREC: Experiment and Evaluation In Information Retrieval. MIT Press.
L. Si and J. Callan. (2005.) "Modeling search engine effectiveness for federated search." In Proceedings of the Twenty Eighth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Salvador, Brazil.
L. Si and J. Callan. (2005.) "CLEF 2005: Multilingual retrieval by combining multiple multilingual ranked lists." In Sixth Workshop of the Cross-Language Evaluation Forum, CLEF 2005. Vienna, Austria.
A. Smeaton and J. Callan (eds). (2005.) "Personalisation and Recommender Systems in Digital Libraries." International Journal on Digital Libraries, 5(4) (pp. 209-308). Springer-Verlag. A draft version appeared as a joint NSF-EU DELOS working group report, May 2003.
H. Yang and J. Callan. (2005.) "Near-duplicate detection for eRulemaking." Proceedings of the Fifth National Conference on Digital Government Research. Atlanta, GA.
Y. Zhang and J. Callan. (2005.) "Combining multiple forms of evidence while filtering." In Proceedings of the HLT/EMNLP 2005 Conference. Vancouver, BC.
K. Collins-Thompson and J. Callan. (2004.) "Information retrieval for language tutoring: An overview of the REAP project" (poster description). In Proceedings of the Twenty Seventh Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Sheffield, UK.
K. Collins-Thompson and J. Callan. (2004.) "A language modeling approach to predicting reading difficulty." In Proceedings of the HLT/NAACL 2004 Conference. Boston.
K. Collins-Thompson, E. Terra, J. Callan, and C. Clarke. (2004.) "The effect of document retrieval quality on factoid question answering performance" (poster description). In Proceedings of the Twenty Seventh Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Sheffield, UK.
J. Lu and J. Callan. (2004.) "Merging retrieval results in hierarchical peer-to-peer networks" (poster description). In Proceedings of the Twenty Seventh Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Sheffield, UK.
J. Montgomery, L. Si, J. Callan, and D.A. Evans. (2004.) "Effect of varying number of documents in blind feedback: analysis of the 2003 NRRC RIA workshop "bf_numdocs" experiment suite" (poster description). In Proceedings of the Twenty Seventh Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Sheffield, UK.
E. Nyberg, T. Mitamura, J. Callan, J. Carbonell, R. Frederking, K. Collins-Thompson, L. Hiyakumoto, Y. Huang, C. Huttenhower, S. Judy, J. Ko, A. Kupsc, L. V. Lita, V. Pedro, D. Svoboda, and B. Van Durme. (2004.) "The JAVELIN question-answering system at TREC 2003: A multi-strategy approach with dynamic planning." In Proceedings of the 2003 Text REtrieval Conference (TREC 2003). National Institute of Standards and Technology, special publication 500-255.
P. Ogilvie and J. Callan. (2004.) "Combining structural information and the use of priors in mixed named-page and homepage finding." In Proceedings of the 2003 Text REtrieval Conference (TREC 2003). National Institute of Standards and Technology, special publication 500-255.
P. Ogilvie and J. Callan. (2004.) "Hierarchical Language Models for Retrieval of XML Components." In Proceedings of the Initiative for the Evaluation of XML Retrieval Workshop (INEX 2004).
M. E. Renda and J. Callan. (2004.) "The robustness of content-based search in hierarchical peer to peer networks." In Proceedings of the Thirteenth International Conference on Information and Knowledge Management (CIKM'04). ACM.
S. Shulman, J. Callan, E. Hovy, and S. Zavestoski. (2004.) "SGER Collaborative: A Testbed for eRulemaking Data" (project highlight). In Proceedings of the National Conference on Digital Government Research (dg.o2004). Also published in Journal of E-Government, 1(1).
L. Si and J. Callan. (2004.) "Unified utility maximization framework for resource selection." In Proceedings of the Thirteenth International Conference on Information and Knowledge Management (CIKM'04). ACM.
S. Berretti, J. Callan, H. Hottelmann, X.M. Shou, and S. Wu. (2003.) "MIND: Resource selection and data fusion in multimedia distributed digital libraries" (demo description). In Proceedings of the Twenty Sixth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Toronto: ACM.
J. Callan, F. Crestani, H. Nottelmann, P. Pala, and X.M. Shou. (2003.) "Resource selection and data fusion in multimedia distributed digital libraries" (poster description). In Proceedings of the Twenty Sixth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Toronto: ACM.
J. Callan, F. Crestani, and M. Sanderson. (2003.) "SIGIR 2003 Workshop on Distributed Information Retrieval. SIGIR Forum, 37(2). ACM.
J. Callan and A. Smeaton, editors. (2003.) "Personalisation and Recommender Systems in Digital Libraries." Joint NSF-EU DELOS Working Group Report.
K. Collins-Thompson, P. Ogilvie, Y. Zhang, and J. Callan. (2003.) "Information filtering, novelty detection, and named-page finding." In Proceedings of the 2002 Text REtrieval Conference (TREC 2002). National Institute of Standards and Technology, special publication 500-251.
R. Jin, L. Si, C. Zhai and J. Callan. (2003.) "Collaborative filtering with decoupled models for preferences and ratings." In Proceedings of the Twelfth International Conference on Information and Knowledge Management (CIKM'03). New Orleans: ACM.
J. Lu, and J. Callan. (2003.) "Content-based retrieval in hybrid peer-to-peer networks." In Proceedings of the Twelfth International Conference on Information and Knowledge Management (CIKM'03). New Orleans: ACM.
J. Lu, and J. Callan. (2003.) "Reducing storage costs for federated search of text databases" (poster description). In Proceedings of the National Conference on Digital Government Research (dg.o2003). Boston.
E. Nyberg, T. Mitamura, J. Carbonell, J. Callan, K. Collins-Thompson, K. Czuba, M. Duggan, L. Hiyakumoto, N. Hu, Y. Huang, J. Ko, L. Lita, S. Murtagh, V. Pedro and D. Svoboda. (2003.) "The JAVELIN question-answering system at TREC 2002." In Proceedings of the 2002 Text REtrieval Conference (TREC 2002). National Institute of Standards and Technology, special publication 500-251.
P. Ogilvie and J. Callan. (2003.) "Combining document representations for known item search." In Proceedings of the Twenty Sixth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Toronto: ACM.
P. Ogilvie and J. Callan. "Using language models for flat text queries in XML retrieval." In Proceedings of the Second Workshop of the INitiative for the Evaluation of XML Retrieval (INEX). 2003.
L. Si and J. Callan. (2003.) "A semi-supervised learning method to merge search engine results." ACM Transactions on Information Systems, 24(4) (pp. 457-491). ACM.
L. Si and J. Callan. (2003.) "Relevant document distribution estimation method for resource selection." In Proceedings of the Twenty Sixth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Toronto: ACM.
L. Si, J. Lu, and J. Callan. (2003.) "Distributed information retrieval with skewed database size distributions." In Proceedings of the National Conference on Digital Government Research (dg.o2003). Boston.
L. Si and J. Callan. (2003.) "The effect of database size distribution on resource selection algorithms." In J. Callan, F. Crestani, and M. Sanderson (eds), Distributed Multimedia Information Retrieval. Springer-Verlag. Also appeared in the Proceedings of the SIGIR 2003 Workshop on Distributed Information Retrieval. Toronto.
Y. Zhang and J. Callan. (2003.) "An unbiased generative model for setting dissemination thresholds." In W. B. Croft and J. Lafferty, editors, Language Modeling for Information Retrieval (pp. 189-218). Kluwer Academic Publishers. (pdf)
Y. Zhang, W. Xu, and J. Callan. (2003.) "Exploration and exploitation in adaptive filtering based on Bayesian active learning." In Proceedings of the Twentieth International Conference on Machine Learning (ICML-2003).
J. Callan, P. Kantor and D. Grossman. (2002.) "Information retrieval and OCR: From converting content to grasping meaning." SIGIR Forum, 36(2). ACM.
J. Callan and T. Mitamura. (2002.) "Knowledge-based extraction of named entities." In Proceedings of the Eleventh International Conference on Information and Knowledge Management (CIKM'02) (pp. 532-537). McLean, VA: ACM.
R. Jin, L. Si, A. Hauptmann, and J. Callan. (2002.) "Language model for IR using collection information" (poster description). In Proceedings of the Twenty Fifth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval (pp. 419-420). Tampere, Finland: ACM.
J. Lu and J. Callan. (2002.) "Pruning long documents for distributed information retrieval." In Proceedings of the Eleventh International Conference on Information and Knowledge Management (CIKM'02) (pp. 332-339). McLean, VA: ACM.
P. Ogilvie and J. Callan. (2002.) "Experiments using the Lemur toolkit." In Proceedings of the 2001 Text REtrieval Conference (TREC 2001) (pp. 103-108). National Institute of Standards and Technology, special publication 500-250.
P. Ogilvie and J. Callan. "Language models and structured documents." In Proceedings of the First Workshop of the INitiative for the Evaluation of XML Retrieval (INEX) (pp 18-23). 2002.
L. Si and J. Callan. (2002.) "Using sampled data and regression to merge search engine results." In Proceedings of the Twenty Fifth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval (pp. 19-26). Tampere, Finland: ACM.
L. Si, R. Jin, J. Callan, and P. Ogilvie. (2002.) "Language modeling framework for resource selection and results merging." In Proceedings of the Eleventh International Conference on Information and Knowledge Management (CIKM'02) (pp. 391-397). McLean, VA: ACM.
Y. Zhang, J. Callan, and T. Minka. (2002.) "Novelty and redundancy detection in adaptive filtering." In Proceedings of the Twenty Fifth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval (pp. 81-88). Tampere, Finland: ACM. (ps)
Y. Zhang and J. Callan. (2002.) "The bias problem and language models in adaptive filtering." In Proceedings of the 2001 Text REtrieval Conference (TREC 2001) (pp. 78-83). National Institute of Standards and Technology, special publication 500-250.
Y. Zhang, W. Xu., and J. Callan. (2002.) "Exact maximum likelihood estimation for word mixtures." In ICML 2002 Workshop on Text Learning (TextML 2002).
A. Smeaton and J. Callan. "Joint DELOS-NSF workshop on personalisation and recommender systems in digital libraries". SIGIR Forum, 35(1), pp. 7-11. 2001.
J. Callan and M. Connell. (2001.) "Query-based sampling of text databases". ACM Transactions on Information Systems, 19(2), pp. 97-130.
P. Ogilvie and J. Callan. (2001). "The effectiveness of query expansion for distributed information retrieval." In Proceedings of the 10th International Conference on Information and Knowledge Management (CIKM) (pp. 183-190). ACM.
L. Si and J. Callan. (2001). "A statistical model for scientific readability" (poster description). In Proceedings of the 10th International Conference on Information and Knowledge Management (CIKM) (pp. 574-576). ACM.
Y. Zhang and J. Callan. (2001). "Maximum likelihood estimation for filtering thresholds." In Proceedings of the Twenty Fourth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. New Orleans: ACM.
Y. Zhang and J. Callan. (2001). "YFilter at TREC-9". In Proceedings of the Ninth Text REtrieval Conference (TREC-9), (pp. 135-140). National Institute of Standards and Technology, special publication 500-249.
J. Allan, J. Callan, F. Feng, and D. Malin. (2000.) "INQUERY and TREC-8." In Proceedings of the Eighth Text REtrieval Conference (TREC-8). National Institute of Standards and Technology, special publication 500-246 (pp. 637-644).
J. Callan. (2000). "Distributed information retrieval." In W. B. Croft, editor, Advances in Information Retrieval. Kluwer Academic Publishers. (pp. 127-150). [pdf]
J. Callan. (2000). "Searching for needles in a world of haystacks." IEEE Data Engineering Bulletin, 23(3), pp. 33-37. IEEE Computer Society.
J. Callan. "System and method for filtering a document stream." U.S. Patent 6,105,023, August 15, 2000.
J. Goldstein, V. Mittal, J. Carbonell, and J. Callan. (2000). "Creating and evaluating multi-document sentence extract summaries". In Proceedings of the 9th International Conference on Information and Knowledge Management (CIKM). (pp. 165-172). ACM.
L. Larkey, M. Connell, and J. Callan. (2000). "Collection selection and results merging with topically organized U.S. patents and TREC data". In Proceedings of the 9th International Conference on Information and Knowledge Management (CIKM) (pp. 282-289). ACM.
A.L. Powell, J.C. French, J. Callan, M. Connell, and C.L. Viles. (2000). "The impact of database selection on distributed searching." In Proceedings of the Twenty Third Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Athens: ACM. (pp. 232-239).
J. Allan, J. Callan, M. Sanderson, J. Xu, and S. Wegmann. (1999). "INQUERY and TREC-7." In Proceedings of the Seventh Text REtrieval Conference (TREC-7). Gaithersburg, MD: National Institute of Standards and Technology, special publication 500-242. (pp. 201-216).
J. Callan, M. Connell, and A. Du. (1999). "Automatic discovery of language models for text databases." In Proceedings of the 1999 ACM SIGMOD International Conference on Management of Data. Philadelphia: ACM. (pp. 479-490).
J.C. French, A.L. Powell, J. Callan, C.L. Viles, T. Emmitt, K.J. Prey, and Y. Mou. (1999). "Comparing the performance of database selection algorithms." In Proceedings of the Twenty Second Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Berkeley: ACM. (pp. 238-245). (ps)
J. Allan, J. Callan, W.B. Croft, L. Ballesteros, D. Byrd, R. Swan, and J. Xu. (1998). "INQUERY does battle with TREC-6." In Proceedings of the Sixth Text REtrieval Conference (TREC-6). Gaithersburg, MD: National Institute of Standards and Technology, special publication 500-240. (pp. 169-206).
J. Callan. (1998). "Learning while filtering documents." In Proceedings of the 21st Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Melbourne, Australia. (pp. 224-231).
J. Xu and J. Callan. (1998). "Effective retrieval with distributed collections." In Proceedings of the 21st Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Melbourne, Australia. (pp. 112-120).
J. Allan, J. Callan, B. Croft, L. Ballesteros, J. Broglio, J. Xu, and H. Shu. (1997). "INQUERY at TREC-5." In Proceedings of the Fifth Text REtrieval Conference (TREC-5). Gaithersburg, MD: National Institute of Standards and Technology, special publication 500-238. (pp. 119-132).
J. Allan, L. Ballesteros, J.P. Callan, W.B. Croft, and Z. Lu. (1996). "Recent experiments with INQUERY." In Proceedings of the Fourth Text REtrieval Conference (TREC-4). Gaithersburg, MD: National Institute of Standards and Technology, special publication 500-236. (pp.49-63).
J. Callan. (1996). "Document filtering with inference networks." In Proceedings of the Nineteenth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Zurich, Switzerland. (pp. 262-269). (ps)
D.D. Lewis, R.E. Schapire, J.P. Callan, and R. Papka. (1996). "Training algorithms for linear text classifiers." In Proceedings of the Nineteenth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Zurich, Switzerland. (pp. 298-306).
R. Papka, J. P. Callan, and A. G. Barto. (1996). "Text-based information retrieval using exponentiated gradient descent." In Advances in Neural Information Processing Systems, (pp. 3-9).
S.R.Vasanthakumar, J.P.Callan, and W.B. Croft. (1996). "Integrating INQUERY with an RDBMS to support text retrieval." IEEE Data Engineering Bulletin, 19 (1), pp. 24-33.
J. Broglio, J.P. Callan, W.B. Croft, and D.W. Nachbar. (1995). "Document retrieval and routing using the INQUERY system." In Proceedings of the Third Text REtrieval Conference (TREC-3). Gaithersburg, MD: National Institute of Standards and Technology, special publication 500-225, pp. 29-38.
J.P. Callan, W.B. Croft, and J. Broglio. (1995). "TREC and TIPSTER experiments with INQUERY." Information Processing and Management, 31(3), pp. 327-343.
J.P. Callan, Z. Lu, and W.B. Croft. (1995). "Searching distributed collections with inference networks." In Proceedings of the Eighteenth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Seattle, WA. (pp. 21-28).
S. DeFazio, A. Daoud, L.A. Smith, J. Srinivasan, B. Croft, and J. Callan. (1995). "Integrating IR and RDBMS using cooperative indexing." In Proceedings of the Eighteenth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Seattle, WA. (pp. 84-92).
D. Harman, C. Buckley, J. Callan, S. Dumais, D. Lewis, S. Robertson, A. Smeaton, K. S. Jones, and R. Tong. (1995). "Performance of text retrieval systems." Science, 268(5216):1417-1418.
E.W. Brown, J.P. Callan, and W.B. Croft. (1994). "Fast incremental indexing for full-text information retrieval." In Proceedings of the 20th International Conference on Very Large Databases (VLDB), Santiago, Chile, pp. 192-202.
E.W. Brown, J.P. Callan, W.B. Croft, and J.E.B. Moss. (1994). "Supporting full-text information retrieval with a persistent object-store." In Proceedings of the Fourth International Conference on Extending Database Technology, Cambridge, England, pp. 365-378.
J.P. Callan. (1994). "Passage-level evidence in document retrieval." In Proceedings of the Seventeenth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Dublin, Ireland, pp. 302-310. (Original ps.gz format.)
N.J. Belkin, C. Cool, W.B. Croft, and J.P. Callan. (1993). "The effect of multiple query representations on information retrieval system performance." In Proceedings of the Sixteenth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, (pp. 339-346). Pittsburgh, PA: Association for Computing Machinery.
J.P. Callan. (1993). Knowledge-based feature generation for inductive learning. Doctoral dissertation, University of Massachusetts. Also published as University of Massachusetts Technical Report UM-CS-1993-007.
J.P. Callan, and W.B. Croft. (1993). "An evaluation of query processing strategies using the TIPSTER collection." In Proceedings of the Sixteenth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, (pp. 347-355). Pittsburgh, PA: Association for Computing Machinery. (Original ps.gz format.)
B. Croft, J. Callan, and J. Broglio. (1993). "TREC-2 routing and ad-hoc retrieval evaluation using the INQUERY system." In Proceedings of the Third Text REtrieval Conference (TREC-3). Gaithersburg, MD: National Institute of Standards and Technology, special publication 500-225, pp. 29-38.
J.P. Callan, W.B. Croft, and S.M. Harding. (1992). "The INQUERY retrieval system." In Proceedings of the Third International Conference on Database and Expert Systems Applications, (pp. 78-83). Valencia, Spain: Springer-Verlag. (Original ps.gz format.)
J. P. Callan, T. E. Fawcett, and E. L. Rissland. "CABOT: An adaptive approach to case-based search." In Proceedings of the Twelfth International Joint Conference on Artificial Intelligence, pp. 803-808). Sidney, Australia: Morgan Kaufmann. 1991.
J. P. Callan, T. E. Fawcett, and E. L. Rissland. "Adaptive case-based reasoning." In Proceedings of the DARPA Workshop on Case-Based Reasoning, (pp. 179-190). Washington, D.C.: Morgan Kaufmann. 1991.
J. P. Callan and P. E. Utgoff. "Constructive induction on domain information." In Proceedings of the Ninth National Conference on Artificial Intelligence, (pp. 614-619). Anaheim, CA: Morgan Kaufmann. 1991.
J. P. Callan and P. E. Utgoff. "A transformational approach to constructive induction." In Machine Learning: Proceedings of the Eighth International Workshop, (pp. 122-126). San Mateo, CA: Morgan Kaufmann. 1991.
J. P. Callan. "Automatic feature construction from domain information." AAAI Workshop on Integrating Symbolic and Neural Processes. Boston, MA. 1990.
J. P. Callan. "Knowledge-based feature generation." In Proceedings of the Sixth International Workshop on Machine Learning, (pp. 441-443). Ithaca, NY: Morgan Kaufmann. 1989.
E. J. DeJesus, J. P. Callan, and C. R. Whitehead. (1986). "PEARL: An expert system for power supply layout." In Proceedings of the 23rd Design Automation Conference, (pp. 615-621). Las Vegas, NV.
E. J. DeJesus and J. P. Callan. (1985). "PEARL: A Knowledge Based Expert Assisted CAD Tool". In Proceedings of the Second Conference on Artificial Intelligenc Applications. (pp. 258-263). Miami Beach, FL. IEEE Computer Society Press.