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how to solve Coupled equations including ODE and algebraic equations?
Well, the error says it all, you don't define EVI in the function trial.m, it's not passed in as a variable anywhere, and its no...

9年以上 前 | 0

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Slow Matlab startup if startup.m contains many path additions
build the path yourself and do a single call to addpath, addpath expects a single string containing path names separated by semi...

9年以上 前 | 0

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質問


Is there any workaround for the slow performance of path.m?
I use Matlab on multiple machines and generally do not have write access to the directory where the path is saved (i.e. I cannot...

9年以上 前 | 1 件の回答 | 2

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How to get simulink library and block names for the add_block function?
Hello, I would like to create a Simulink model programatically, using commands such as add_block etc. However, I'm having tro...

9年以上 前 | 1 件の回答 | 0

1

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Best way to determine if number is triangular number?
Hello, I would like to test if an integer is a triangular number, and am wondering what the best way to achieve this is. I am...

9年以上 前 | 3 件の回答 | 0

3

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Using simulink as fitness function for GA
I think this might help you: http://stackoverflow.com/questions/5140013/executing-simulink-model-by-m-file-and-retrieving-the...

10年弱 前 | 0

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GA (genetic algorithm) moves away from better values
But only the mean gets worse, the best improves with every generation, and this is all that matters surely? Random combinatio...

10年弱 前 | 0

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Image processing in MATLAB/OpenCV
There is also a mex interface to opencv which may offer the best compromise, as the actual opencv processing is still done in na...

10年弱 前 | 0

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Calibrating VIX option data to model - lsqnonlin problem
lsqnonlin does not know that myfun takes 4 arguments, it expects it to just take one. You can get around this using an 'anonymou...

10年弱 前 | 0

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large sparse matrices fail with accumarray
I'm not sure how your two statements here are equivalent? a = sparse(1e6, 1e6); creates a sparse matrix of all zeros of ...

約10年 前 | 0

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samesize
Determine if all inputs are the same size in all dimensions.

約10年 前 | ダウンロード 1 件 |

質問


How to compile a library for linking with a mexfunction?
I have a C++ program which I am constructing a mex interface for. This program's source code files are contained in a single fol...

約10年 前 | 1 件の回答 | 0

1

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What is the most memory efficient way to return large arrays in a C structure from a Matlab C mex function?
I have a program which creates a C structure which contains large arrays of various basic data types (ints doubles etc.). What i...

10年以上 前 | 1 件の回答 | 0

1

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How to call MATLAB in my VB GUI
You will probably require the <http://www.mathworks.co.uk/products/netbuilder/ Matlab .NET Builder NE> to do this easily. Consid...

10年以上 前 | 0

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odesplit
Splits evaluation of a system of differential equations into chunks to avoid out of memory errors

10年以上 前 | ダウンロード 1 件 |

質問


C++ Mex file crashes matlab on 64bit linux, but not 32 bit windows, but program runs fine outside Matlab
*warning: the code I provide in this question may crash your machine* I have written a mex gateway function to a C++ class. If ...

10年以上 前 | 2 件の回答 | 0

2

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How to remove accidentally created radiobutton Callback function?
ok, I solved the problem by creating a duplicate of the original radiobutton, deleting the original, then renaming the new radio...

10年以上 前 | 0

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質問


How to remove accidentally created radiobutton Callback function?
I have a gui I've been working on which has a button group with two radiobuttons. Obviously these call the SelectionChangeFcn wh...

10年以上 前 | 1 件の回答 | 0

1

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Curve fitting to data sets with multiple parameters
use polyfitn from the file exchange http://www.mathworks.com/matlabcentral/fileexchange/10065-polyfitn

11年弱 前 | 0

質問


Are there any speed/memory implications for using "always dbstop on error"?
I often find it handy to use the "Always dbstop on error" option for the debugger, but am wondering if there is any drawback in ...

約11年 前 | 1 件の回答 | 1

1

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4D interpolation
you could fit a 4D polynomial to the data using polyfitn from the file exchange (<http://www.mathworks.com/matlabcentral/fileexc...

約11年 前 | 0

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質問


Numerically calculating derivatives in the ODE solvers using the matlab time step size, is it a good idea, and if it's ok what is the best way to do it?
Hello, I am thinking of creating a system of differential equations to be solved using the Matlab ode solvers, the right hand...

約11年 前 | 0 件の回答 | 0

0

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Matlab with dual core uses only 50% cpu (R2010b, Intel Core 2 duo T9300)
Have a look at the multicore package on the file exchange to speed up computation using multiple cores. <http://www.mathwork...

約11年 前 | 0

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MATLAB vs. Excel: Matlab seems to give better answer to exponential decay, anyone know why?
You should _never_ use Excel for anything more complicated than accounting, as this only requires a precision of 2 decimal place...

約11年 前 | 0

質問


A better way to change the name of a structure field?
Hello, I would like to change the name of a structure field at run time. Specifically, I want to change all the names to upper...

約11年 前 | 1 件の回答 | 0

1

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randMat
Generate random numbers uniformally in a given range or matching a given normal distribution

12年以上 前 | ダウンロード 3 件 |

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Goodness of Fit (Modified)
Computes goodness of fit for regression model given matrix/vector of target and output values.

13年弱 前 | ダウンロード 6 件 |