DCT变换及IDCT变换，为较为常用的变换，在许多信号处理中经常使用。...

二维图形的简单绘图程序-a simple two-dimensional graphics drawing program

对图像进行掩摸操作-right image mask operation

怎样画出带有箭头的直线.zip-how to draw straight lines with arrows. Zip

一个日文手写识别源码，有较高的参考价值。-a Japanese handwriting recognition source, a high reference value.

使用OpenSceneGraph（OSG）实现简单物体控制和鹰眼图（雷达地图）的效果。 使用鼠标点击场景内的滑翔机对象，再使用键盘方向键控制器左右移动，同时观察鹰眼图中的效果。 VS 2008+OSG 2.6测试通过 模型文件与源代码在同一目录下-The use of OpenSceneGraph (OSG) to achieve a simple control and Hawkeye map objects (radar map) results. Use your mouse to click inside the glider scene object, and then use the keyboard arrow keys to move around the controller, while observing the Eagle Eye diagram results. VS 2008+ OSG 2.6 test model of documents and source code in the same directory

用vc编写的一个B样条曲线算法，根据鼠标输入的点动态绘制B样条曲线，并且可以修改控制点，从而修改曲线形状.- A B transect curve algorithm compiles which with vc, inputs the spot tendency according to the mouse to draw up the B transect curve, and may revise the control point, thus revision curve shape

基于pca的人脸识别系统的MATLAB程序，包括特征提取和识别。-Pca-based face recognition system, MATLAB procedures, including feature extraction and recognition.

贝赛尔纽绘图的源代码，欢迎使用！-Beisaierniu mapping the source code, welcomed the use!

creator vega 技术贴全书,介绍了许多vega的使用技巧。-some skills of creator & vega !

hy12864b液晶显示全部程序（汇编、C） 包括带字库液晶和不带字库液晶-hy12864b all LCD (Series C) includes a library with LCD and non-character LCD