Lecture 3 Informed Search

10/8/01


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Table of Contents

Lecture 3 Informed Search

Problem: Branching Factor

An Easier Case

Best-First Search

Best First in Action

Problem 1: Led Astray

Problem 2: Optimality

Sub-Optimal Solution

Synergy?

A*

Optimality

Problem 2 Revisited

Proof of A* Optimality

A*

What About Those Blocks?

Other Examples

Eight Puzzle

What ISN’T A*?

Author: Henry Kautz

Email: kautz@cs.washington.edu

Home Page: www.cs.washington.edu/homes/kautz

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