Template based Speech Recognition using spectral features and DTW, very clear code in MATLAB has been tested.
File list:
speechcode1
..........\speechcode1
..........\...........\dp.m
..........\...........\dpcore.c
..........\...........\dpcore.dll
..........\...........\dpfast.m
..........\...........\simmx.m
..........\...........\speechcode.m
..........\...........\speechrecognition.m