numerical_integration_algorithm

arc engine初级代码开发，对初学者很有帮助。希望能帮助广大初学者。代码很短，但是很经典。下载后可以直接用。(arc engine primary code development, helpful for beginners. Hoping to help the beginners. Code is very short, but very classic. After downloading can be used directly.)

matlab程序中，加载ASCII文件，输出一个数据矩阵。(matlab program, load the ASCII file, the output of a data matrix.)

CankNicolson scheme to solve the diffusion equation for different initial conditions

2x2 Alamouti BPSK Rayleigh

detects intersection points of 2 vectors in 2D

matlab程序求图像的梯度，获得图像的纹理信息丰富的点或边缘点、角点等。(to get the gradient of mage, the image texture information rich points or edge, corner, etc.)

特别好用的二值化程序 比matlab自带的好 因为是分区域二值化 不需要事先设定阈值 而是自动计算阈值，对您的实验会有帮助的(very useful)

report sample for tue students

this matlab code is calculating the maximum value of the luminous efficacy

粒子群算法及其改进，在原有粒子群算法基础上进行改进，增加免疫算法，使其尽快跳出早熟，收敛更快，结果更优！(Particle swarm optimization (PSO) and its improvement are improved on the basis of the existing particle swarm algorithm, and the immune algorithm is added to make it jump out of premature, faster convergence and better results)