Source_codes_of_cpp

neural network algorithm, BP method

PM system payment e-voucher automatic.

实现bpsk，qpsk等调制方式的识别用于调制识别的代码，通过提取特征参数，(For modulation recognition code, through the extraction of characteristic parameters, implementation bpsk, qpsk forms of identification, such as modulation)

syndicate form for pro.nary exams

数学建模中模拟卫星轨道的matlab源程序，由仿真数据模拟卫星轨道方程中的参数，得到轨道方程。(Matlab source, by mathematical modeling to simulate the satellite orbit parameters in the simulation data analog satellite orbit equation, the orbital equation.)

Error calculation set. For statictic purposes

steepsest optimization method

PCA人脸识别的MATLAB实现，包括了ORL人脸数据库。(PCA face recognition in MATLAB, including the ORL face database.)

nearestSPD works on any matrix, and it is reasonably fast. As a test, randn generates a matrix that is not symmetric nor is it at all positive definite in general.

newmark小程序，很简单的小例题，希望对您有帮助。(newmark applet, a very simple example, you want to help.)