Where can I find a Matlab code for PSO-based watermarking?

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Where can I get the Matlab code for ASURF (Affine Surf)?

See above

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Dr. Nidhi Divecha Valu

hi, might be following paper includes step for algorithm which u can perform in matlab. it is paper which include DWT and PSO

http://ieeexplore.ieee.org/Xplore/defdeny.jsp?url=http%3A%2F%2Fieeexplore.ieee.org%2Fstamp%2Fstamp.jsp%3Ftp%3D%26arnumber%3D6184795%26userType%3Dinst&denyReason=-133&arnumber=6184795&productsMatched=null&userType=inst

Ahmed Elsawaf

http://www.particleswarm.info/Programs.html

Mahamad Nabab Alam

codes

https://www.researchgate.net/publication/296636431_Codes_in_MATLAB_for_Particle_Swarm_Optimization?ev=prf_pub

Code Codes in MATLAB for Particle Swarm Optimization

https://www.researchgate.net/publication/297245624_Particle_Swarm_Optimization_Algorithm_and_its_Codes_in_MATLAB

Research Particle Swarm Optimization: Algorithm and its Codes in MATLAB

Varsha Parashar

link for watermarking wrt ga matlab code

Akinwole Bukola

link for DCT watermarking and pso matlab code