pca1

二维码编码，QR码实现，Two-dimensional coding, QR code to achieve, Two-dimensional coding(Two-dimensional coding, QR code to achieve, Two-dimensional coding)

this file reads the serial input in matlab and plot it graph

说明：  灰色理论的应用，是一种成语实现，用于预测数据。(Application of Grey theory is a kind of idiom to achieve, to predict the data.)

利用cplex编程，在Matlab环境里实现电动汽车有序充电，以最小化峰谷差。(Use cplex programming, Matlab environment in order to achieve the electric car charging, to minimize the difference between peak and valley.)

希尔伯特-黄变换源代码，每一步都很详细，对初学者有很大帮助(Hilbert- Huang Transform source code, each step is very detailed and very helpful for beginners)

This matlab file is used to rounoff the decimals values into nearest whole number

利用Googleearth，在matlab开发平台上，对采集的数据进行在坐标轴里分类。(use the google-earth,build the axes and classify the dataset to the corresponding axes. )

最新的基于matlab的tdpca的人脸识别的算别和代码，对人脸识别的有帮助(Based on the latest Matlab tdpca face recognition and other numerical code, Face recognition of the help! !)

SIFT matlab demo scale invariant feature

希望大家能做到保密，因为这里关于航迹的许多东西都是相当宝贵的，如果还有别的需要可以单独发邮件给我(I hope everyone shuld be confidential,because there are so many valuable codes,you can keep touch with me by Email for other needs)