Smartphone Camera Identification from Low-Mid Frequency DCT Coefficients of Dark Images.
Adriana BerdichBogdan GrozaPublished in: Entropy (2022)
Keyphrases
- dct coefficients
- jpeg images
- image data
- image blocks
- image features
- input image
- three dimensional
- discrete cosine transform
- object recognition
- image classification
- image retrieval
- jpeg compressed images
- mid frequency
- computer vision
- dct domain
- compressed domain
- transform domain
- gabor filters
- image quality
- feature vectors
- high quality