contents.m
来自「实现对电磁层析模型的建立」· M 代码 · 共 41 行
M
41 行
% Functions for solving the EIT forward problem in 2D%% FEM integrals for the linear triangular elements%% grinprodgaus - Computes the integral of the product of the gradients in 2D FEM% bound1 - Computes the boundary integral of one linear basis function in 2D FEM% bound2 - Computes the boundary integral of the product of two linear basis functions in 2D FEM%% FEM integrals for the isoparametric quadratic triangular elements%% grinprodgausquad - Computes the integral of the product of the gradients in 2D FEM for quadratic% isoparametric triangular elements% grinprodgausnode - Computes the gradient part of the system matrix% in the linear basis case. The conductivity is also in the linear basis.% grinprodgausnodequad - Computes the gradient part of the system matrix% in the quadratic basis case. The conductivity is in the linear basis.% boundquad1 - Computes the boundary integral of one quadratic basis function % boundquad2 - Computes the boundary integral of the product of two quadratic basis functions % electrlen - Computes the length of the electrode in the case of isoparametric (quadratic) triangular element%% Functions for forward computations%% Current - Supplies some current patterns for 2D EIT% FemMatrix - Computes the blocks of the system matrix for 2D EIT with linear and quadratic basis % FemMatrixNode - Computes the blocks of the system matrix for 2D EIT with linear and quadratic basis. % Conductivity in linear basis.% ForwardSolution - Solves the potential distribution in 2D EIT% RemoveVolt - Removes all the voltages measured on the current carrying electrodes% UpdateFemMatrix - Assembles the system matrix for EIT%% Sparse trick%% SparseCrush - Minimise memory requirement of sparse matrix
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