marchingcubes

costas matlab实现、costas环载波同步(Costas matlab realizes BPSK costas ring carrier synchronization)

说明：  阵列信号处理，空间谱估计，分布式，不相干分布式(array signal processing)

说明：  用DCT将文本信息隐藏到图像中，再用各种攻击测试其鲁棒性(The text information is hidden into the image using DCT, and then tested for robustness with various attacks.)

Dct of 4*4 matrix of an image

这是一个用multisim编写的时钟，主要由芯片级联而成-This is a clock with Multisim prepared mainly by the chip cascade from

用QT编写的简单闹钟程序，初学者可以用来学习QT(QT prepared with a simple alarm clock program, can be used for beginners to learn QT)

说明：  LCD12864程序，实现画图，画线，打点，反白等(LCD12864 program to achieve drawing, drawing lines, dotting, anti-white, etc.)

说明：  基于夫琅禾费衍射计算的相位恢复；可以将其进行延申运用到其他方面；(Phase recovery based on fraunhoffer diffraction)

火柴人的跳跃和滚动 按s滚动躲避障碍 按w跳跃躲避障碍(Stickman jumping and rolling)

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