Submitted

GLPKMEX - GNU Linear Programming Kit (GLPK) MEX Generator

This MATLAB package generates a stand alone MEX file for the GNU Linear Programming Kit (GLPK). The MEX can solve Linear Program...

24 jours ago | 16 downloads |

Answered

Upload image and get direct link on imgur

Since IMGUR uses REST based API you can do it in MATLAB. Best way to start is trying to replicate the Python library: IMGUR P...

Upload image and get direct link on imgur

Since IMGUR uses REST based API you can do it in MATLAB. Best way to start is trying to replicate the Python library: IMGUR P...

4 mois ago | 0

Answered

How do I initialize a complex array to zeros in MATLAB?

In later versions one could do something like vB = zeros(3, 1, 'like', 1j);.

How do I initialize a complex array to zeros in MATLAB?

In later versions one could do something like vB = zeros(3, 1, 'like', 1j);.

5 mois ago | 0

Answered

How can I set a custom path in Matlab R2017a on MacOS?

You should use setenv() to set the path. Pay attention that usually you want to add something to the path and not override it. ...

How can I set a custom path in Matlab R2017a on MacOS?

You should use setenv() to set the path. Pay attention that usually you want to add something to the path and not override it. ...

7 mois ago | 1

| accepted

Answered

Is there a way to Call Jupyter from Matlab?

I am not sure what do you mean by calling Jupyter from MATLAB. If you mean using MATLAB in Jupyter, it is certainly doable and ...

Is there a way to Call Jupyter from Matlab?

I am not sure what do you mean by calling Jupyter from MATLAB. If you mean using MATLAB in Jupyter, it is certainly doable and ...

environ un an ago | 0

| accepted

Submitted

1D Convolution by Overlap and Save - Optimized

Highly optimized implementation of the Overlap and Save method for Linear 1D Convolution. The function optimizes the optimal DFT...

environ un an ago | 4 downloads |

Answered

how to implement MILP in matlab

I also created a MEX wrapper around GNU Linear Programming Kit (GLPK). You may find it at https://www.mathworks.com/matlabcentr...

how to implement MILP in matlab

I also created a MEX wrapper around GNU Linear Programming Kit (GLPK). You may find it at https://www.mathworks.com/matlabcentr...

environ un an ago | 1

Answered

Most Efficient Way to Construct the Matrices to Extract the Lower and Upper Triangle from a Vectorized Matrix

My current solution: function [ mLU ] = GenerateTriangleExtractorMatrix( numRows, triangleFlag, diagFlag ) EXTRACT_LOWER_TRI...

Most Efficient Way to Construct the Matrices to Extract the Lower and Upper Triangle from a Vectorized Matrix

My current solution: function [ mLU ] = GenerateTriangleExtractorMatrix( numRows, triangleFlag, diagFlag ) EXTRACT_LOWER_TRI...

environ un an ago | 0

Question

Most Efficient Way to Construct the Matrices to Extract the Lower and Upper Triangle from a Vectorized Matrix

Given a matrix and its vector form I am after the most efficient way to build the matrices and which extracts the lower and ...

environ un an ago | 3 answers | 1

Answered

Matlab equivalent to iPython Notebook

As written above, there is the option of MATLAB's Live Editor. I find it to be really limited vs. iPython Notebook. They are no...

Matlab equivalent to iPython Notebook

As written above, there is the option of MATLAB's Live Editor. I find it to be really limited vs. iPython Notebook. They are no...

plus d'un an ago | 0

Question

Generating Toeplitz Matrix which Matches the Convolution Shape Same

Given a filter vH I'm looking for vectors vR and vC such that: toeplitz(vC, vR) * vX = conv(vX, vH, 'same'); For instance, for...

plus d'un an ago | 3 answers | 1

Question

Faster and More Efficient `squareform()`

I'm using squareform(pdist(mX)) fairly often. The problem is squareform() is so slow it makes use of pdist2(mX, mX) faster. ...

plus d'un an ago | 0 answers | 0

Question

How to Imply the Input Array Dimensions to MATLAB Coder

Assuming I have a simple function in MATLAB: function [ mG ] = ProcessImage( mI ) %#codegen mG = edge(mI, 'Sobel', [], 'bo...

plus d'un an ago | 1 answer | 0

Question

MATLAB's JIT Engine

Do you think MATLAB's JIT engine is oudated? It does look so. Look at Julia Language: http://julialang.org/ What do you think?...

presque 2 ans ago | 5 answers | 2

Answered

Can I use Microsoft Visual Studio 2019 with MATLAB R2019a or R2018b?

I'm not sure how the search for Compiler works for the mex command. From 5 minutes research I did I came to the conclusion it w...

Can I use Microsoft Visual Studio 2019 with MATLAB R2019a or R2018b?

I'm not sure how the search for Compiler works for the mex command. From 5 minutes research I did I came to the conclusion it w...

presque 2 ans ago | 2

Answered

SuiteSparse Installation: Cannot open include file: 'regex.h'

Why would you need SuiteSparse in MATLAB? I though MATLAB uses SuiteSparse to begin with.

SuiteSparse Installation: Cannot open include file: 'regex.h'

Why would you need SuiteSparse in MATLAB? I though MATLAB uses SuiteSparse to begin with.

environ 2 ans ago | 0

Question

Improving Speed and Reducing Memory Consumption with Creation of 2D Sparse Convolution Matrix

In a previous question of mine, Creating Convolution Matrix of 2D Kernel for Different Shapes of Convolution, among answers of t...

plus de 2 ans ago | 0 answers | 0

Answered

Creating Convolution Matrix of 2D Kernel for Different Shapes of Convolution

Here is my solution which build Doubly Block Toeplitz Matrix: function [ mK ] = Create2DKernelConvMtxSparse( mH, numRows, numCo...

Creating Convolution Matrix of 2D Kernel for Different Shapes of Convolution

Here is my solution which build Doubly Block Toeplitz Matrix: function [ mK ] = Create2DKernelConvMtxSparse( mH, numRows, numCo...

plus de 2 ans ago | 1

Solved

Generate Convolution Matrix of 2D Kernel with Different Convolution Shapes (Full, Same, Valid)

In this problem the challenge is to build the Matrix Form equivalent of the function `conv2()` of MATLAB. The function to be ...

plus de 2 ans ago

Question

Creating Convolution Matrix of 2D Kernel for Different Shapes of Convolution

MATLAB, for thos who have access to Image Processing Toolbox offers the function convmtx2(). Yet there are 2 issues: It is onl...

plus de 2 ans ago | 4 answers | 1

Problem

Generate Convolution Matrix of 2D Kernel with Different Convolution Shapes (Full, Same, Valid)

In this problem the challenge is to build the Matrix Form equivalent of the function `conv2()` of MATLAB. The function to be ...

plus de 2 ans ago | 0 | 3 solvers

Answered

How can I determine whether a string contains a substring?

I guess that since MATLAB R2016b it is recommended to use <https://www.mathworks.com/help/matlab/ref/contains.html `contains`> :...

How can I determine whether a string contains a substring?

I guess that since MATLAB R2016b it is recommended to use <https://www.mathworks.com/help/matlab/ref/contains.html `contains`> :...

plus de 2 ans ago | 1

Answered

Functional form of the colon (:) operator?

I really wish MATLAB would add function to vectorize arrays into column vector as the colon operator does.

Functional form of the colon (:) operator?

I really wish MATLAB would add function to vectorize arrays into column vector as the colon operator does.

plus de 3 ans ago | 0

Answered

Change opacity of Lines

In newer versions of MATLAB you can do that easily using the Color property of the line. By default it is RGB array (1 x 3)....

Change opacity of Lines

In newer versions of MATLAB you can do that easily using the Color property of the line. By default it is RGB array (1 x 3)....

plus de 3 ans ago | 4

Answered

GUI - Slider which has two slide bars

Maybe you meant a Range Slider which you can create as shown in <http://undocumentedmatlab.com/blog/sliders-in-matlab-gui Slider...

GUI - Slider which has two slide bars

Maybe you meant a Range Slider which you can create as shown in <http://undocumentedmatlab.com/blog/sliders-in-matlab-gui Slider...

plus de 3 ans ago | 0

Question

Display Pixel Values in Image - Alternative to `showPixelValues()`

Hello, I would like to display an image and its pixel values in a similar manner to <https://www.mathworks.com/matlabcentral/...

plus de 3 ans ago | 2 answers | 0

Answered

What is missing from MATLAB?

What I miss the most is better forum for the community. We need Math Equation support through MathJaX (Like in StackExchange ...

What is missing from MATLAB?

What I miss the most is better forum for the community. We need Math Equation support through MathJaX (Like in StackExchange ...

plus de 3 ans ago | 0

Answered

How to perform KNN regression

At each point you want to calculate the value (x, y) find the K closest point (For x). Then average them to create the new va...

How to perform KNN regression

At each point you want to calculate the value (x, y) find the K closest point (For x). Then average them to create the new va...

plus de 3 ans ago | 0

Answered

Averaging Overlapping Pixels in Sliding Window Operation

Another option would be: I = reshape(accumarray(mIdx(:), mZ(:), [(M * N), 1], @(x) mean(x)), [M, N]); Where `mZ` is the ...

Averaging Overlapping Pixels in Sliding Window Operation

Another option would be: I = reshape(accumarray(mIdx(:), mZ(:), [(M * N), 1], @(x) mean(x)), [M, N]); Where `mZ` is the ...

presque 4 ans ago | 0

Question

Saving Figure Data into a Matrix

Hello. I'm using 'image()' to display an image. I'm adding some annotations using text. I'd like to save the final resu...

plus de 4 ans ago | 2 answers | 0