matlab2015(2016可用)利用mex编译opencv249中的warpPerspective函数，简化和加速roi的提取。http://blog.csdn.net/sunflower_boy/article/details/51137605

对SPArse Modeling Software的编译 编译环境matlab2013a， vs2013, win764，sparse model 2.3

matlab unravel.c编译后文件unravel.mexw64 /*========================================================================= * unravel.c * Decodes a variable length codes bit sequence (a vector of * 16-bit integers) using a binary sort from the MSB to the LSB * (across word boundaries) based on a transition table. *=======================================================================*/