OpenGL环境下点云模型的显示变换，介绍一种标准的3D点云模型OBJ文件的特点和基本结构,在VC++6.0平台下结合OpenGL完成了OBJ格式文件的读取和点云模型的三维显示、旋转、平移、缩放变换功能.实验结果表明,利用OpenGL开发的程序可以高效实时地实现点云的各种操作.-OpenGL environment, the display of point cloud model of transformation to introduce a standard 3D point cloud

工程图三维状态下完成建模 输出为两维的格式变换-A state of complete three-dimensional engineering drawings for the two-dimensional modeling of the output format conversion

OpenGL全面系统地介绍了进行OpenGL编程所需的基础知识, 如三维基本图元的绘制、坐标变换、颜色、光照、纹理映射、动画和用户交互技术等。-OpenGL( Open Graphics Library)A comprehensive and systematic introduction to the basic knowledge of OpenGL programming, such as the rendering of three-dimensional basic elements,

完整的基于HMM的语音识别系统，Gabor小波变换与PCA的人脸识别代码，利用最小二乘算法实现对三维平面的拟合。- Complete HMM-based speech recognition system, Gabor wavelet transform and PCA face recognition code, Least-squares algorithm to fit a three-dimensional plane.