Hypergraph Partition with Harmonic Average Top-N and PCA for Topic Detection.

Xinyue Liu Fenglong Ma Hongfei Lin Hong Shen

Published in: PAAP (2010)

Keyphrases

topic detection
principal component analysis
document clustering
hot topics
trend analysis
text classification
document collections
text data
face recognition
feature extraction
information retrieval
vertex set
feature space
data sets
dimensionality reduction
text mining
high dimensional
search engine