soft decision code

I need to submite my project on 30th of this month on softdecision code .So can one say where can i get this and how can i do it.I searched on net but i havent got it.

Answer 1

[Walter Roberson]

http://academicearth.org/lectures/hard-decision-and-soft-decision-decoding-1

http://gaussianwaves.blogspot.com/2009/12/hard-and-soft-decision-decoding.html

http://www.edaboard.com/thread112423.html