[beagleboard] Voice recognition on Beagleboard

Dear Sir/Madam,
     I am new to this Beagleboard. I am doing Voice denoising and
Voice recognition project using DSP. Now i have decided to use
Beagleboard for my project. Please give me detail information about
how to implement denoising of voice and voice recognition on
Beagleboard using DSP.
Thanking you,