This file contains codes for CS and modified-CS based underwater channel estimation presented in .
 Ansari, Naushad, Anubha Gupta, and Ananya Sen Gupta. "Shallow water acoustic channel estimation using two-dimensional frequency characterization." The Journal of the Acoustical Society of America 140.5 (2016): 3995-4009.
naushad (2020). Underwater channel estimation_JASA2016 (https://www.mathworks.com/matlabcentral/fileexchange/62659-underwater-channel-estimation_jasa2016), MATLAB Central File Exchange. Retrieved .