matlab处理图像的一些基本方法。其中有一部分mex程序需要安装编译

				Writing ALEX help									To write a new help file, simply create a plain text file containing 					the help text. Name the file as xxxx.hlp, where xxxx is the desired 					file name. This name should be descriptive. For instance, this files 					name is Writing_Help.hlp. The new file should be placed in the help 					directory, pointed to by the help_path variable.									To have other, related files appear in the See also popup, simply 					place their names at the end of the file, and enclose them in curly 					brackets.								{Help.hlp}