Document Retrieval and Clustering: from Principal Component Analysis to Self-aggregation Networks.
Chris DingPublished in: AISTATS (2003)
Keyphrases
- document retrieval
- principal component analysis
- language model
- document collections
- information retrieval
- retrieval model
- clustering algorithm
- clustering method
- relevance feedback
- text retrieval
- k means
- inverted index
- face recognition
- learning to rank
- document indexing
- cross language
- dimensionality reduction
- relevant documents
- pseudo relevance feedback
- retrieval strategies
- document clustering
- passage retrieval
- document ranking
- data points
- language modeling
- feature space
- search engine
- query independent
- machine learning