now sin is considered to be used as a noise with 2 dimensions added to an image i chosed 500*500 for t1 n t2 to match the size of the picture i have..... i wrote the previous code but errors appeared as follows:
??? Error using ==> sin
Too many input arguments.
Error in ==> Untitled11 at 5
??? Error using ==> plus
Class of operand is not supported.
Error in ==> Untitled11 at 7
please tell me how to fix these errors