Nested variational autoencoder for topic modelling on microtexts with word vectors.
Trung TrinhThanh-Tho QuanTrung MaiPublished in: Expert Syst. J. Knowl. Eng. (2021)
Keyphrases
- latent topics
- concept space
- topic models
- image segmentation
- keywords
- vector space
- query words
- co occurrence
- word frequency
- variational methods
- frequency counts
- conversational speech
- related words
- sentence level
- multi document summarization
- word sense disambiguation
- news articles
- n gram
- feature vectors
- neural network
- word recognition
- word pairs
- free energy
- related documents
- feature selection
- information retrieval