Unsupervised Broadcast News Summarization; a Comparative Study on Maximal Marginal Relevance (MMR) and Latent Semantic Analysis (LSA).
Majid RamezaniMohammad-Salar ShahryariAmir-Reza Feizi-DerakhshiMohammad-Reza Feizi-DerakhshiPublished in: CSICC (2023)
Keyphrases
- latent semantic analysis
- broadcast news
- text summarization
- topic modeling
- video search
- co occurrence
- information retrieval
- singular value decomposition
- latent semantic indexing
- natural language processing
- video retrieval
- tf idf
- information extraction
- latent dirichlet allocation
- multi modal
- topic models
- named entity recognition
- document clustering
- visual words
- question answering
- wordnet
- supervised learning
- feature extraction