Secure Image Communication Through Adaptive Deer Hunting Optimization Based Vector Quantization Coding of Perceptually Encrypted Images.
T. SugunaR. ShanmugalakshmiPublished in: Wirel. Pers. Commun. (2021)
Keyphrases
- vector quantization
- distortion measure
- vector quantized
- input image
- image compression
- image data
- fractal coding
- human perception
- fractal image coding
- image features
- progressive transmission
- test images
- high compression ratio
- image classification
- vector quantizer
- codebook design
- successive approximation
- image retrieval
- image coding
- image blocks
- structural similarity
- finite state vector quantization
- tree structured vector quantization
- differential pulse code modulation
- reduced complexity
- face recognition
- transform coding
- entropy coding
- bit allocation
- compression scheme
- spatial domain
- coding scheme
- natural images
- wavelet transform
- computer vision
- data embedding
- reference frame
- inter frame
- entropy constrained
- subband
- image quality
- motion estimation