Table of Contents
Topic Detection and Tracking
TDT Task Overview*
TDT – Similarities with TREC
Preliminaries
Example Topic
Topic Contrast – Year 2000 vs 1999
The Segmentation Task:
The Topic Tracking Task:
Two Primary Test Conditions for the Topic Tracking Task:
The Topic Detection Task:
The First-Story Detection Task:
The Link Detection Task
TDT3 Evaluation Methodology
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Author: George Doddington
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