Faceted topic retrieval of news video using joint topic modeling of visual features and speech transcripts.
Kong-Wah WanAh-Hwee TanJoo-Hwee LimLiang-Tien ChiaPublished in: ICME (2010)
Keyphrases
- topic modeling
- visual features
- news video
- video shots
- topic models
- broadcast news
- key frames
- image retrieval
- visual information
- latent dirichlet allocation
- video database
- image classification
- visual content
- image search
- text mining
- video search
- news stories
- image annotation
- low level
- keywords
- low level features
- video content
- semantic concepts
- text classification
- information retrieval
- video retrieval
- visual data
- image collections
- video frames
- text documents
- relevance feedback
- probabilistic model
- human actions
- video sequences
- news articles
- multimedia content
- question answering
- feature vectors
- high level