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Content Feed
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...
3 Monate ago | 16 downloads |
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...
7 Monate ago | 0
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);.
7 Monate ago | 0
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. ...
10 Monate ago | 1
| accepted
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 ...
etwa ein Jahr 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...
etwa ein Jahr ago | 3 downloads |
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...
etwa ein Jahr ago | 1
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...
mehr als ein Jahr 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 ...
mehr als ein Jahr ago | 3 answers | 1
3
answersMatlab 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...
mehr als ein Jahr 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...
mehr als ein Jahr ago | 3 answers | 1
3
answersQuestion
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. ...
fast 2 Jahre ago | 0 answers | 0
0
answersQuestion
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...
fast 2 Jahre ago | 1 answer | 0
1
answerQuestion
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?...
etwa 2 Jahre ago | 5 answers | 2
5
answersCan 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...
etwa 2 Jahre ago | 2
SuiteSparse Installation: Cannot open include file: 'regex.h'
Why would you need SuiteSparse in MATLAB? I though MATLAB uses SuiteSparse to begin with.
etwa 2 Jahre 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...
mehr als 2 Jahre ago | 0 answers | 0
0
answersCreating 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...
mehr als 2 Jahre 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 ...
mehr als 2 Jahre 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...
mehr als 2 Jahre ago | 4 answers | 1
4
answersProblem
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 ...
mehr als 2 Jahre ago | 0 | 3 solvers
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`> :...
fast 3 Jahre ago | 1
Functional form of the colon (:) operator?
I really wish MATLAB would add function to vectorize arrays into column vector as the colon operator does.
fast 4 Jahre ago | 0
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)....
fast 4 Jahre ago | 4
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...
fast 4 Jahre 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/...
fast 4 Jahre ago | 2 answers | 0
2
answersWhat 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 ...
fast 4 Jahre ago | 0
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...
fast 4 Jahre ago | 0
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 ...
etwa 4 Jahre 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...
mehr als 4 Jahre ago | 2 answers | 0
