zuixiaoshengchengshu

适合初学者学习的教程,还有例子.适合电子与通信专业,以及信息工程专业学习熟悉Matlab的教程(Course suitable for beginners to learn, there are examples. Suitable for electronic and communications professionals, and information engineering study are familiar with Matlab tutorial)

说明：  磁共振成像仪上的梯度回波序列，我用matlab把时序图画出来了，供大家参考，谢谢(Magnetic resonance imaging gradient echo sequence on, I use matlab to timing out the picture for your reference, thank you)

natural convection slution using matlab

模拟连杆运动时可以利用几个知识来确定特征点的位置，本代码是用MATLAB模拟双摆的运动(When the analog link motion can use knowledge of geometry to determine the location of feature points, this code is the use of MATLAB simulation of the mechanical motion of the double pendulum motion)

粒子群算法是一种新的模仿鸟类群体行为的智能优化算法，描述了基本粒子群算法和改进粒子群算法的原理。(Particle swarm optimization (pso) algorithm is a kind of new imitate birds swarm behavior of intelligent optimization algorithm, describes the basic principle of particle swarm optimization (pso) algorithm and improved particle swarm algorithm .)

常见的基于人类视觉特性的图像增强算法由于是同时完成动态范围压缩和对比度增强,导致增强图像的整体对比度不高、边缘部分效果不佳.通过分析人类视觉系统的全局和局部自适应调节原理及人眼视网膜神经节细胞感受野的传输特性,提出一种仿生图像增强法.为适应人类视觉系统对光强的主观感觉特性,对图像作全局亮度对数变换 并利用人眼的主观亮度感觉与实际光强的对数呈局部线性关系的特性,采用视网膜神经元感受野三高斯 模型来调整亮度图像的局部对比度 最后利用线性变换恢复图像的彩色信息.实验结果表明,该算法的增强效果良好,特别是对于图像边界处,既能很好地增强边缘对比,又可有效地提升区域亮度对比和亮度梯度信息. (image enchancement)

处理质谱曲线warping的一个GUI程序，很不错-MS treatment warping curve a GUI program, it is good(a GUI to deal with mass spectrometry figure )

1.duishuzhengtai：产生对数正态分布 2.gaussian：产生数据量为n的两个相互独立高斯分布y1、y2 3.junyun：自定义 0-1的均匀分布，n代表数据量，一般要大于1024（蒙特卡罗） 4.ruili：瑞利分布,m是瑞利分布的参数,n代表数据量,n一般要大于1024 5.kaifeng：产生开丰分布，其中m代表开丰分布的自由度，n表示产生的点数量 6.tfenbu：本函数产生自由度为m，数据量为n的t分布。 7.weibuer：a=1时,是指数分布；a=2时,是瑞利分布(1.duishuzhengtai: generating lognormal 2.gaussian: generating a data quantity n of two mutually independent Gaussian distribution Y1, Y2 3.junyun: custom uniform distribution of 0-1, n represents a data amount, generally large in 1024 (Monte Carlo) 4.ruili: Rayleigh distribution, m is a parameter of the Rayleigh distribution, n representative of the amount of data, n is generally greater than 1024 5.kaifeng: generating open abundance distribution, wherein m represents an open-abundance distribution freedom of degrees of freedom, n is the number of points generated 6.tfenbu: This function generates m, the amount of data for n t distribution. 7.weibuer: a = 1, the exponential distribution a = 2, is a Rayleigh distribution)

岩石物理流体替代,使用低频的Gassmann方程，将含流体岩石转换为其它含流体岩石(rock physics fluid substitution，using the Gassmann rock physics model ,change the saturated rock with one fluid to another fluid)

Matlab by example by Vinod