Usage:

Denoise.m is the main program of Denoise algorithm.
To ues this program, you just need to 
type Denoise(DataSet,Option) in the command windows of matlab,
here DataSet standfor the test dataset, you can try 'Sequest', 'Yeast', or 'Tal',
as for Option you can choose  'digest' or 'nondigest' depending on adding digested information or not.