Hybrid of DCT And PCA For Image Size Compression.
Heba Jabbar HassanMousa K. WaliMohamed Ibrahim ShujaaPublished in: ICCA (2023)
Keyphrases
- image data
- jpeg images
- image retrieval
- input image
- discrete cosine transformation
- file size
- image classification
- multiscale
- image features
- image content
- high resolution
- extracting features
- single image
- principal components
- main idea consists
- image segmentation
- image compression
- block size
- test images
- digital watermark
- principal component analysis
- dct coefficients
- lossy compression
- coded images
- image authentication
- image processing operations
- spatial domain
- pixel values
- dimensionality reduction
- cosine transform
- feature extraction