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Contents
Contents
Introduction
The Vizier 1.0 User Interface
The data opportunity
Simple Solutions
Linear regression
Nearest neighbor
Memory Based Learning
A distance metric
Near neighbors
Weighting function
How to fit the local points
Multivariate Learning
Classification
Using Locally Weighted Learning for Modeling
``Hands-off'' non-parametric relation finding
Low dimensional supervised learning
Complex function of a subset of inputs
Simple function of most inputs, but complex function of a few
Complex function of a few features of many inputs
Pros and cons vs. neural networks
When should locally weighted learning be used?
The Information Provided by a Learned Local Model
Prediction distributions
Noise estimate distributions
Gradient estimate distributions
Other things provided by local weighted models
Why do we want all these estimates?
Bayesian Locally Weighted Regression
Efficient Data Storage and Retrieval
Autonomous Modeling
Judging Model Quality by Residuals
Cross Validation
Blackbox Model Selection
Decisions with Locally Weighted Models
Choosing Parameters to Achieve a Target
Maximizing or Minimizing a Learned Model
Using Locally Weighted Learning to Design Experiments
Programming with the Vizier library
References
About this document ...
Jeff Schneider
Fri Feb 7 18:00:08 EST 1997