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自由空间各向同性平板的反透射计算
- 该matlab函数计算自由空间里有限厚度、无限大的各向同性媒质块（允许频率色散）在任意极化、任意入射角度的来波下的反射和透射系数，用户可以指定计算的频段。-Matlab function freely in the space of finite thickness, an infinite isotropic medium block (frequency dispersion permit) at any polarization, arbitrary angle to the wave o
chapter6
- WideBand Source Localization in the AlphaStable-In this chapter we study the problem of localizing wideband sources in the presence of noise modeled as a complex isotropic stable process We consider the frequencydomain representation of the
frw
- This notebook numerically integrates the Friedman equation (18.78) to find a homogeneous isotropic cosmological model.
Reflectivity
- 该目录及子目录含有计算反射波法合成地震记录的代码。 缺少一些主要涉及简单向量操作的子程序，但可以较容易地编写 在freeUSP发布的数学函数库里检查，其中一些可能就在里面 反射法代码包括： acoustic:针对声波层状半空间 isopsv:针对地面震源的弹性波层状半空间 isosh:针对SH线发射源的层状半空间 isow:层状弹性半空间上一个水层 timw:针对层状横向各向均匀弹性半空间之上一个水层-acous
UMAT-for-mises-plasticity
- UMAT user subroutine for ABAQUS in order to define none linear Elastic-plastic material based on the Mises plasticity and none linear isotropic hardening. This UMAT is a good example in order to learn advanced way in defining user material in abaqus
CMA-ES
- The optimization behavior of the self-adaptation (SA) evolution strategy (ES) with intermediate multirecombination (the (=I )-SA-ES) using isotropic mutations is investigated on the general elliptic objective function. An asymptotically e
Isotropic-Hardening-Plasticity
- A UMAT Isotropic Hardening Plasticity code.
Viscoelastic
- 粘弹正演程序和模型实例,2维数值模拟正演，适应于粘弹介质，-This program can be two-dimensional numerical simulation of acoustic wave equation, Viscoelastic isotropic media.
Forward_modeling_3D
- 这是一个程序模拟波在均匀各向异性和各向同性propergated媒体使用伪谱方法-This is a program for simulating wave propergated in homogeneous anisotropic and isotropic media using pseudo-spectral method
J2-UMAT
- 应用于abaqus二次开发，考虑J2流动法则，各向同性硬化，可作为初学者参考。-it can be used for a fresh hand to learn about the secondary development of abaqus,considered the J2 flow rule,isotropic hardening.
Self-Absorption-Effect
- 由于气溶胶颗粒具有一定的形状和大小，使得氡子体衰变发射的α粒子从气溶胶颗粒中穿出的过程存在着一定的能量损失。本文基于球外各向同性点源模型，利用蒙特卡罗方法进行编程计算，对氡子体气溶胶发射α粒子过程中的能量自吸收进行修正-As the aerosol particles have a certain shape and size , so that the decay of radon progeny of α particles emitted the aerosol particles pi
SIMP_BI
- 香港中文大学王煜教授的基于SIMP拓扑优化Matlab实现。基于双边滤波实现SIMP。 固体各向同性材料惩罚模型 （SIMP：Solid Isotropic Microstructures with Penalization）是拓扑优化问题中常用的密度-刚度插值模型。该模型假设材料密度在单元内为常数并以此为设计变量，材料特性用单元密度的指数函数来模拟，以简便计算，提高效率为目的。-Matlab code for the SIMP method using the bilateral f
code_exp
- UMAT, FOR ABAQUS/STANDARD INCORPORATING ELASTIC-PLASTIC LINEAR ISOTROPIC HARDENING.
WaveletFusion
- A 3D wavelet fusion approach for the reconstruction of isotropic-resolution MR images orthogonal anisotropic-resolution scans-A 3D wavelet fusion approach for the reconstruction of isotropic-resolution MR images orthogonal anisotropic-resolution sca
Elastic_Standard
- UMAT Isotropic Elastic. Good for Abaqus first timers
umat_2d4n_dp
- UMAT材料本构模型 平面应变+材料非线性（各项同性硬化）-UMAT plane strain+ material nonlinearity (isotropic hardening)
plastic
- Abaqus subroutine for isotropic materials.
plastic
- abaqus subroutine for isotropic plastic
shijuquxian
- 假设地下一倾斜界面，地层倾角为15°，地层是均匀的各向同性介质，地震波纵波传播速度为1500m/s，炮检距为0~500m，现绘制出折射波、直达波、反射波的时距曲线图(If the underground inclined interface, dip angle is 15 degrees, the formation is a uniform isotropic medium, seismic wave propagation velocity is 1500m/s, the offset i
UMAT
- this code is related to isotropic plasticity model damage problem