对于初学matlab的同学会有帮助，是本科毕设的题目，是学习PCA特征提取的很好的学习资料，PLS部分最小二乘工具箱,主要是基于mtlab的程序，实现了对10个数字音的识别。- Matlab for beginner students will help, The title of the commercial is undergraduate course you Is a good learning materials to learn PCA feature extraction, PLS PLS toolbox, Mainly based on the mtlab procedures, To achieve the recognition of 10 digital sound.