data transformation system

The Principal component analysis, is a standard technique used for data reduction in statistical pattern recognition and signal processing A common problem in statistical pattern recognition is feature selection or feature extraction. Feature selec

php对excel文件进行循环读取 php对字符进行ascii编码转化，将字符转为十进制数 php对excel日期格式读取，并进行显示转化 php对汉字乱码进行编码转化 -PHP cycle to read the excel file PHP the characters ASCII code conversion, the character to a decimal number PHP on Excel date format to read, an

应用于windows编程的c++语言，侧重于MFC应用，多office办公软件中编辑的颜色内容灵活变换。可针对c++语言编程的不同版本。-Applied to the windows c++ programming language, focusing on the MFC application, multi-office software to edit the contents of flexible color transformation. Different versions ava