SPBSM_Toolbox

二次多项式拟合大地水准面，采用matlab编写的，关于拟合出来的图像感觉有些问题。。希望大家指正(Quadratic polynomial fitting geoid, using matlab prepared some questions about the fitting out of the picture feel. . I hope you correct)

对图片进行 离散余弦变换 DCT变换 包括Huffman编码 Zigzag扫描 在matlab上能直接运行 (DCT )

牛顿法求解minf(x)=x1^3+x2^3-3(x1+x2)初始点x=(6,4)精度为0.05。可运行出结果，程序清晰，算法明确。(Newton method for solving min f (x) = x1 ^ 3+ x2 ^ 3-3 (x1+ x2) the initial point x = (6,4) accuracy of 0.05.It can run out the results 。 it s program is clear, and it s algorithm is explicit .)

mtpa+弱磁+PI控制 PMSM电机控制(mtpa + field weakening + PI control PMSM motor control)

根据选择的txt文件内的内容，让matlab自动从任意excel文件里提取相应内容。涉及快速读写大型excel文件、matlab正则表达式。(Based on the contents of the selected txt file, matlab automatically extracted from any excel file. Involving fast reading and writing large excel files、matlab regular expressions.)

加权l1-极小恢复k块稀疏信号恢复，加的权重是多个，并且不相等。(Sparse signals recovered by the weighted l1-minination.)

说明：  AR模型谱估计算法，对初涉AR模型谱估计的同学有很大的帮助，可以了解到其基本的模型构造和其谱估计的迭代步骤。(AR model spectrum estimation algorithm, the AR model spectrum estimation初涉students have a lot of help, it can be seen that the basic model structure and its spectral estimation iterative steps.)

Implementation adaptive filter based lms algorithm

lms source code for adaptive filtering the acoustic noise.

matlab处理图像，可复原重构图像，还原重影图像(failed to translate)