Local Gradient Hexa Pattern: A Descriptor for Face Recognition and Retrieval.
Soumendu ChakrabortySatish Kumar SinghPavan ChakrabortyPublished in: IEEE Trans. Circuits Syst. Video Technol. (2018)
Keyphrases
- face recognition
- local binary pattern
- image retrieval
- binary patterns
- shape retrieval
- information retrieval
- feature extraction
- pattern matching
- face images
- orientation histogram
- information retrieval systems
- recognition rate
- feature representation
- image description
- test collection
- shape descriptors
- retrieval systems
- computer vision
- multimedia documents
- keypoints
- query expansion
- facial expressions
- relevance feedback
- object recognition
- retrieval model
- spatial information
- retrieval method
- retrieval accuracy
- scale space
- multimedia
- gabor phase