Traditionalized_Ackley_Functioncode

compression and decompression for image

变结构控制仿真实例源代码，《滑模变结构控制仿真研究》随书光盘(Variable Structure Control simulation source code, " Sliding Mode Variable Structure Control Based on" CD with the book)

说明：  很好的matlab程序实例，初学这必看！(MATLAB instance)

matlab求解非齐次poisson方程的fft快速算法，经测试在自己的机器上能算到对区域进行7000次左右的分段。(matlab fft fast algorithm for solving non-homogeneous poisson equation has been tested on the machine count to about 7000 times the segmented area.)

matlab code that make an image with capability of rotataing, shifting, .. and compute 2-d DFT.

GMRES算法，求解大型稀疏线性方程的快速数值解法，方便实时求解(GMRES algorithm is prosed to solve Large- scale sparse linear equations)

蝙蝠算法进行编程 采用标准测试函数对其性能进行测试(The bat algorithm is programmed and the performance of the algorithm is tested with standard test function.)

星座图QAM4.大家参考参考啊！有更好的请邮箱联系(Constellation diagram QAM4. Your information ah! Better links, please mail)

说明：  基于LDA的人脸识别源代码，可以很方便的实现人脸识别(LDA-based face recognition source code, can easily realize face recognition)

说明：  通过一个循环方阵A来构造准循环LDPC码的校验矩阵H(make H in QC-ldpc)