Leveraging Global and Local Topic Popularities for LDA-Based Document Clustering.

Peng Yang Yu Yao Huajian Zhou

Published in: IEEE Access (2020)

Keyphrases

document clustering
topic extraction
topic detection
document set
text mining
text documents

document collections
document corpus
document clusters
clustering algorithm
negative matrix factorization
document representation

vector space model
topic models
clustering method
text analysis
pairwise constraints
topic modeling

related documents
latent dirichlet allocation
news articles
automatic summarization
cluster analysis
latent semantic space