Mining Evolutionary Topic Patterns in Community Question Answering Systems.

Zhongfeng Zhang Qiudan Li Daniel Zeng

Published in: IEEE Trans. Syst. Man Cybern. Part A (2011)

Keyphrases

question answering systems
pattern mining
frequent patterns
data mining techniques
question answering
sequential patterns
question classification
web communities
text streams
natural language
text mining
data mining
knowledge discovery
topic models
multimedia