Are subtle expressions too sparse to recognize?
Anh Cat Le NgoSze-Teng LiongJohn SeeRaphael Chung-Wei PhanPublished in: DSP (2015)
Keyphrases
- sparse data
- high dimensional
- facial expressions
- facial action units
- compressive sensing
- machine learning
- image processing
- natural language
- sparse coding
- facial muscles
- signal recovery
- rewrite rules
- automatic recognition
- dictionary learning
- sparse representation
- expert systems
- data structure
- three dimensional
- image segmentation
- information systems
- artificial intelligence