Group sparse based locality - sensitive dictionary learning for video semantic analysis.
Ben-Bright BenuwaYongzhao ZhanJunqi LiuJianping GouBenjamin GhansahErnest K. AnsahPublished in: Multim. Tools Appl. (2019)
Keyphrases
- dictionary learning
- semantic analysis
- sparse representation
- locality sensitive
- sparse coding
- natural language
- natural language processing
- semantic information
- video sequences
- hash functions
- high dimensional
- hyperplane
- image classification
- video content
- locality sensitive hashing
- multimedia
- image representation
- high dimensional data
- linear combination
- dimensionality reduction
- face recognition
- data sets
- unsupervised learning
- co occurrence
- machine learning