Optimizing Recursive Information Gathering Plans

8/10/99


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Table of Contents

Optimizing Recursive Information Gathering Plans

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Optimization challenges in EMERAC

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Source Access Limitations

Representing Source Access Limitations

Properties of optimal information gathering plans

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Building Source Complete Plans

Problems with Plans derived from source inversion rules

Minimizing information gathering plans

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Uniform Equivalence

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Greedily Minimizing Information Gathering Plans

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Relating binding patterns

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Issues in ordering source calls

Our Approach: Assumptions

Our Approach: Overview

The HTBP Table

The Algorithm

Example

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Experiments

LCW vs. Na´ve [Artificial Sources]

LCW vs. Na´ve [DBLP Sources]

Graceful degradation

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Current directions

Author: Unknown User

Email: rao@asu.edu

Home Page: http://rakaposhi.eas.asu.edu

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