Feature facial image recognition using VQ histogram in the DCT domain.
Qiu ChenKoji KotaniFeifei LeeTadahiro OhmiPublished in: ICDIP (2010)
Keyphrases
- face images
- facial images
- dct domain
- human faces
- face recognition
- facial features
- facial expressions
- feature vectors
- compressed images
- dct coefficients
- spatial domain
- post processing
- transform domain
- human visual system
- image blocks
- compressed domain
- feature extraction
- discrete cosine transform
- block boundaries
- image compression
- digital video
- low frequency
- face detection
- image features
- blocking artifacts
- image database
- frequency domain
- feature points
- image quality
- gray level
- image processing