Table 1 Literature review.

From: Enhanced medical image watermarking using hybrid DWT-HMD-SVD and Arnold scrambling

References

Year

Embedding Scheme

Security Scheme

Optimization Scheme

Results

Application Area

39

2024

Schur decomposition + Redundant DWT + Randomized SVD

Henon Map + Hash Algorithm

Shark Optimization Scheme

PSNR is improved to 25.98% and Robustness is improved to 14.01%

Medical

40,41

2022

2-D DWT + DCT

Embedding Scheme to encrypt watermark

Artificial Bee Colony Algorithm

PSNR = 45 dB

NC = 0.90

Standard Images

42

2023

LWT, HD, and SVD

Particle Swarm and JAYA Optimization

PSNR = 37 dB NC = 0.99

Healthcare

41

2023

DWT + DCT + Block-wise embedding

Image shuffling + Arnold Transform

Social Group Optimization

PSNR = 46.36 dB

NC = 0.9821

Standard Images

35

2024

RDWT + RSVD + HD + DCT

Secured hash algorithm

PSO + Bat Optimization

PSNR is improved to 20.34% and Robustness is improved to 11.53%

NIfTI Images

39

2023

Schur decomposition + RDWT + RSVD + HD + 

dual tree complex wavelet transform + Secured Hash Function

White Shark Optimization

PSNR is improved to 25.98% and Robustness is improved to 14.01%

Medical