Topic Detection Based on Dialogue History.

Takayuki Nakata Shinichi Ando Akitoshi Okumura

Published in: COLING (2002)

Keyphrases

topic detection
text classification
hot topics
document collections
document clustering
trend analysis
topic detection and tracking
feature selection
text data
document level
natural language
structured data
test collection
databases
co occurrence
digital libraries
information retrieval