Employing Semantic Context for Sparse Information Extraction Assessment.
Pei-Pei LiHaixun WangHongsong LiXindong WuPublished in: ACM Trans. Knowl. Discov. Data (2018)
Keyphrases
- semantic context
- information extraction
- video annotation
- visual information
- natural language processing
- discriminative power
- visual words
- information retrieval
- text mining
- high dimensional
- machine learning
- sparse representation
- natural language
- sparse coding
- high level semantics
- low level
- multiscale
- image classification
- linear combination
- bag of words
- video search
- multimedia
- visual vocabulary