Ultra-High Dimensional Sparse Representations with Binarization for Efficient Text Retrieval.
Kyoungrok JangJunmo KangGiwon HongSung-Hyon MyaengJoohee ParkTaewon YoonHee-Cheol SeoPublished in: EMNLP (1) (2021)
Keyphrases
- text retrieval
- sparse representation
- high dimensional
- sparse coding
- dictionary learning
- dimensionality reduction
- high dimensional data
- information retrieval
- document collections
- inverted file
- image retrieval
- retrieval quality
- retrieval systems
- manifold learning
- joint optimization
- compressive sensing
- low dimensional
- regularized least squares
- document retrieval
- image classification
- signal processing
- automatic query expansion
- object recognition
- negative matrix factorization
- pattern recognition
- sparse reconstruction
- document images
- retrieval model
- data sets
- feature space
- neural network