ucga1

The Steep Descent Method

Brodatz Album 库中任取10幅图像，每幅图分成四小块，得到40幅小图像，取其中一幅小图像，对大图中其余三幅小图进行检索(image retrieval)

海洋各个参数的计算程序，包括密度，前密度，距离等各要素，适用于海洋学。(It s suit for Oceanography)

求最短路径的最短距离！功能强大···不容置疑(The shortest path for the shortest distance! No doubt a powerful)

运用微分方法画出2~3个周期卫星运行轨道并画出动量矩及能量的变化关系(Using differential method to draw two to three cycles of satellite orbit and draw variation of moment of momentum and energy)

This simulation is done on basis to calculate the electricity cost for required time of usage

16QAM调制解调源码,包含FFT、IFFT、MER计算等(16-QAM modulation)

利用DFT分析离散信号频谱的实验。利用FFT分析信号 x[k]=cos(3pik/8 +pi/4 ) 的频谱；确定DFT计算的参数，绘出其频谱；并进行理论值与计算值比较。(DFT analysis of discrete signal spectrum utilization experiments. Analysis using FFT signal x [k] = cos (3pik/8+ pi/4) of the spectrum determine the parameters of DFT calculations, draw its spectrum and comparing the theoretical and calculated values.)

标准matlab代码，备有较为详细的注释(Standard Matlab code, with more detailed notes)

直流电机的分级启动,研究启动时电流过大,而在电源与电动机之间加变阻箱可以起到限制电流的作用.(Grade DC motor start)