Saliency detection using secondary quantization in DCT domain.
Xinyu ShenChunyu LinYao ZhaoHongyun LinMeiqin LiuPublished in: APSIPA (2016)
Keyphrases
- saliency detection
- dct domain
- quantization step
- human visual system
- saliency map
- spatial domain
- post processing
- dct coefficients
- transform domain
- object detection
- discrete cosine transform
- salient regions
- digital video
- compressed domain
- low frequency
- multiscale
- image quality
- image compression
- natural images
- preprocessing
- high frequency
- motion vectors
- feature extraction
- visual attention
- macroblock
- visual quality
- object recognition
- image classification