Unconstrained-opti-variable-rotation

早迟门算法，定时同步中的经典算法，适合初学者学习参考(Early-late gate algorithm, timing synchronization in the classical algorithm, suitable for beginners to learn the reference)

信号DOA的估计算法,学习空间谱估计的同学可以参考(the signal DOA estimation algorithm, learning spatial spectrum estimation can refer students)

SVM分类器相关的程序，包含各种SVM分类器(SVM classifier with related program，Contains various SVM classifier)

CankNicolson scheme to solve the diffusion equation for different initial conditions

复杂网络中的sw小世界模型和无标度BA模型的生成程序(sw model and BA scale free model )

Guyan法模型减缩,缩减系统治疗刚度矩阵维数，同时保持低阶模态精确性(Guyan condensaton method)

Skin Detection using matlab

修改后的phase函数，把它的门限值换为pi，使用更方便(The modified phase function, the threshold for it to pi, the use of more convenient)

对不理想环境下信号DOA（改进MUSIC算法）的性能仿真分析。并分析其与MUSIC算法的不同。(The signal is not an ideal environment for DOA (Improved MUSIC algorithm) of the performance simulation. And analyzed with the MUSIC algorithm is different.)

here high pass is created using ideal high pass filter mask and applying FFT to the image. This will be very useful while performing filter step by step