XW_LowpassFilter

matlab绘制阵列正六边形。采用坐标方法。(Draw a regular hexagon array matlab. Using coordinate methods.)

数字图像处理之MATLAB版的课件 有张卫平老师教授(Digital image processing with MATLAB versions of courseware teacher Professor Weiping)

matlab数字水印 通过这个程序可以给原图象加上水印 但不可以提取！(a watermark sourcecode implemented by MATLAB. By using this program, primary image can be embedded while the watermark cannot be extracted.)

说明：  这是一个伽玛图像校正程序，首先读入原始图像，然后利用事先在matlab中计算得到的对每个灰度值校正后的数值替代原灰度值即可。(this is a gama image revising program. it uses revised grey level obtained from matlab to substitute original image data to fulfill this task.)

新Chen时滞混沌系统的仿真，初学者可以参考(New Chen delay chaos system simulation, beginners can reference )

屈梁生先生发明的全息谱技术，现在已经成功应用到机械故障领域，尤其是转子故障诊断方面。(Invented by Qu Liangsheng, The holographic spectrum technology has been successfully applied to the field of mechanical fault diagnosis, especially for rotor fault diagnosis.)

one quadrant pwm converter(matlab)

含有时滞的奇异切换系统的稳定性分析判据,该判据是个时滞无关的判据，具有更小的保守性(Delay-independent criteria for exponential admissibility of switched descriptor delayed systems)

对识别的指纹进行二值化处理，可以让指纹的纹路更清晰。(On binary fingerprint recognition processing, fingerprint patterns can be more clear.)

the difference between images