Lesson2

图形学中的透视投影算法 在屏幕中心绘制立方体的透视投影 可以绘制一点透视图 二点透视图 三点透视图(Graphics in the perspective projection algorithm for drawing a cube in the center of the screen you can draw a little perspective projection perspective two point perspective three-point perspective)

能够对表很好的识别和仿真效果，能够识别起到面机电信号(To identify and simulation results table is very good, can identify to surface electrical signals)

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用以数字（图象）识别的源代码。内附可执行文件。包括了训练、识别2个过程(figures for the (images) identification of the source code. Containing executable files. Includes training, two identification process)

模拟正弦信号计算互相关时延，利用对两信号进行互相关函数的计算来找出互相关系数的最大值，从而计算出两段波形相同的信号的时延(Analog sinusoidal signal delay calculation of the cross-correlation)

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介绍基于彩色不变理论的SIFT算法（CSIFT算法）的文章，文章是英文的(Color change based on the theory introduced SIFT algorithm (CSIFT algorithm) article, the article is in English)

MALAB写的，分支定界法求解纯整数或混合的整数规划问题。(Written MALAB, branch and bound method to solve pure integer or mixed integer programming problem.)

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一个事件提醒程序,类似于手机中的事件提醒(An event to remind the procedure, similar to events in the mobile phone to remind)