Fuzzy edge detection based steganography using modified Gaussian distribution. - Souvik Dhargupta; Anuran Chakraborty; Sudipta Kumar Ghosal; Shaswata Saha; Ram Sarkar (Multim. Tools Appl., 2019)

Selective Opposition based Grey Wolf Optimization. - Souvik Dhargupta; Manosij Ghosh; Seyedali Mirjalili; Ram Sarkar (Expert Syst. Appl., 2020)

Extended exploiting modification direction based steganography using hashed-weightage Array. - Shaswata Saha; Anuran Chakraborty; Agneet Chatterjee; Souvik Dhargupta; Sudipta Kumar Ghosal; Ram Sarkar (Multim. Tools Appl., 2020)