只是一个小小的语音识别软件，可以通过不同的命令来改变背景颜色-Only a small voice-recognition software, can be different commands to change the background color

The sign language recognition to create a to store the training image, the video capture infront the user image and each sign language assign the letter the preprocessing the image then image is convert into rgg to cbcr. The image is segmented fe