很好用的超分辨率重建实现的pocs算法开源码

说明：  产生一个chirp信号，给出时域及频域特性。利用匹配滤波器进行滤波。如果有延时也能正确滤波。(Generate a chirp signal, given the time domain and frequency domain characteristics. Filtering using matched filter. If there is delay filter can correct.)

susan is ussed to extract point in the interst area of images

在MATLAB中的数字信号ASK调制解调(ASK modulation and demodulation)

现需要在高度为600~700KM范围内，回归周期为30天的太阳同步轨道上布置一颗L波段的合成孔径雷达卫星。 1. 请设计合适的轨道参数，并仿真对应轨道下一个运行周期内星下点轨迹图（纬度和经度两个图）； 2. 计算多普勒中心频率，多普勒调频率与纬度的关系图（设姿态角为0°，天线视角20°~60°，推荐35°）； 3. 按高斯投影方式，将星下点轨迹图投影到地图坐标上。(Now requires a height of 600 ~ 700KM range, return period of 30 days are arranged on a sun-synchronous orbit L-band Synthetic Aperture Radar satellites. 1 Please design the appropriate orbital parameters and simulate the corresponding orbit within the next operating cycle nadir trajectories (latitude and longitude two graphs) 2. Calculate the Doppler center frequency, Doppler frequency and the relationship between latitude Figure (set attitude angle is 0, the antenna angle of 20 to 60, recommended 35) 3 Press Gauss projection, the nadir trajectories projected onto the map coordinates.)

两发射天线四元素正交空时分组码编码研究，BPSK的matlab仿真程序，有对比图(Two transmit antennas four elements orthogonal space-time block coding research, BPSK matlab simulation program, there are comparison chart)

This code for shift factor problems

根据《现代数字信号处理》（姚天任等，华中理工大学出版社，2001）第四章附录提供的数据(pp.352-353),用ARMA模型法估计其功率谱，并画出不同参数情况下的功率谱曲线。(According to the modern digital signal processing (Yao Tianren, Huazhong University of Science and Technology Press, 2001), Chapter IV appendix provides data (pp.352-353), used the ARMA model method to estimate the power spectrum, and draw different parameters case The power spectrum curve.)

说明：  一个简单的色彩迁移程序，可以顺利的实现对灰度图像的上色，程序编译通过，有较好的效果(a simple relocation process color, the smooth realization of the right color to grayscale images, compiler, better results)

说明：  用Matlab/Simulink研究2ASK(DPSK)在加性高斯白噪声信道下的误码率性能与信噪比之间的关系；试用Matlab/Simulink研究2ASK(DPSK)+信道编码（取汉明码）在加性高斯白噪声信道下的误码率性能与信噪比之间的关系(Matlab/Simulink additive white Gaussian noise channel 2ASK (DPSK) the relationship between performance and signal-to-noise ratio of the bit error rate trial Matlab/Simulink study 2ASK (DPSK)+ channel coding (whichever is the Hamming code) in Canada the relationship between performance and signal-to-noise ratio of Gaussian white noise channel BER)

used to extract texture feature using gabor filter