Image Forensic Investigation Using Discrete Cosine Transform-Based Approach.
MonikaDipali BansalAbhiruchi PassiPublished in: Wirel. Pers. Commun. (2021)
Keyphrases
- discrete cosine transform
- image blocks
- discrete fourier transform
- jpeg images
- image data
- input image
- coded images
- blocking artifacts
- multiscale
- transform domain
- image compression
- projections onto convex sets
- visual quality
- image representation
- dct coefficients
- high resolution
- image segmentation
- hartley transform
- digital forensics
- image interpolation
- compressed images
- dct domain
- test images
- image coding
- filter bank
- post processing
- similarity measure