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Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

meer dan 7 jaar ago

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Can any body tell me how to implement KSVD in matlab?
Here is a function which implements the K-SVD algorithm. function [ mD ] = DL_KSVD( mD, mX, paramCardinality ) numberO...

meer dan 8 jaar ago | 0

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Linear Least Squares With 2 Inequality Constraints
I created a solution. It can be found here: http://math.stackexchange.com/a/1403593/33

bijna 9 jaar ago | 0

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Linear Least Squares With 2 Inequality Constraints
Hello, I would like to know how can I solve the following Linear Least Squares problem: arg min(x) (Ax - b)'(Ax - b) s....

bijna 9 jaar ago | 2 answers | 0

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Computing Mahalanobis Distance Between Set of Points and Set of Reference Points
Here is the solution fully vectorized (Though uses much more multiplications than needed): mA = reshape(bsxfun(@minus, perm...

bijna 9 jaar ago | 0

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Computing Mahalanobis Distance Between Set of Points and Set of Reference Points
Hello, I have an n x p matrix - mX which is composed of n points in R^p. I have another m x p matrix - mY which is compo...

bijna 9 jaar ago | 2 answers | 0

2

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Backslash for solving very big sparse matrix in Ax=b
If you're memory limited the best solution I know of is <https://en.wikipedia.org/wiki/Conjugate_gradient_method Conjugate Gradi...

bijna 9 jaar ago | 1

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Weighted k means clustering
Usually the weighting would be using <https://en.wikipedia.org/wiki/Mahalanobis_distance Mahalanobis Distance> Matrix. If I'm...

bijna 9 jaar ago | 0

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Reshape Video Matrix Into Long RGB Matrix and Back
I think I have a solution (At least one). going from video into one lone image: function [ mOutputImage ] = ReshapeVideo...

ongeveer 9 jaar ago | 0

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Reshape Video Matrix Into Long RGB Matrix and Back
Hello, Let's say I have a Video Matrix `mVideoMatrix`. This is a 4D matrix (Numnber of Rows x Number of Columns x Number o...

ongeveer 9 jaar ago | 3 answers | 0

3

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Create a LUT Table by Euclidean Distance
Ok, I created something using the ' <http://www.mathworks.com/matlabcentral/fileexchange/10064-allcomb allcomb> ' function from...

ongeveer 9 jaar ago | 0

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Create a LUT Table by Euclidean Distance
Hello, I have a list of N vectors in 3D space (Points in RGB color space). We'll call that our Dictionary. The whole data ...

ongeveer 9 jaar ago | 1 answer | 0

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Issues with The Colon (:) Operator
Hello, I have an issue with the colon operator which operates differently than expected. Let's define the following vect...

ongeveer 9 jaar ago | 1 answer | 0

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Submitted

Fast Guassian Blur
Fastest Implementation of Gaussian Blur

ongeveer 9 jaar ago | 1 download |

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Run Queue of Operations in Parallel
Hello, I have an Image - `mA` which I divided into Blocks: `mA1`,`mA2`, `mA3`, `mA4`. Now I have a function - `BlurImage` ...

meer dan 9 jaar ago | 1 answer | 0

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[DEPRECATED] What frustrates you about MATLAB?
There 2 main things I want in MATLAB: # OpenCL support so we'll be able to use AMD graphics card which have great Double Prec...

meer dan 9 jaar ago | 1

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Parallel Computing Toolbox GPU using ATI with Stream?
There 2 main things I want in MATLAB: # OpenCL support so we'll be able to use AMD graphics card which have great Double Prec...

meer dan 9 jaar ago | 1

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MATLAB OpenCL
I wish MATLAB will move from CUDA to OpenCL. There are great libraries for that and it is time we'll enjoy GPU acceleration i...

meer dan 9 jaar ago | 2

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Recursive Implementation of the Gaussian Filter
he answer was simple, the article uses the coefficients value on one hand where the MATLAB implementation on the other. Namely,...

meer dan 9 jaar ago | 0

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Recursive Implementation of the Gaussian Filter
Hello, I'm trying to implement the article "Recursive Implementation of the Gaussian Filter". This article suggest an II...

meer dan 9 jaar ago | 1 answer | 0

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Question

Generate Code with Structure with Different Size Matrices
Hello, I'm trying to use MATLAB Coder to generate code for the following code: for iScaleIdx = 1:numScales gaussi...

meer dan 9 jaar ago | 1 answer | 0

1

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Submitted

Fast Anisotropic Curvature Preserving Smoothing
Fast Anisotropic Curvature Preserving Smoothing for High Quality Image Denoising

meer dan 9 jaar ago | 1 download |

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Averaging Overlapping Pixels in Sliding Window Operation
Hello, I'm looking for an efficient way to average overlapping pixels which are result of sliding window operation. To exp...

bijna 10 jaar ago | 3 answers | 0

3

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When will MATLAB 2014b release?
MATLAB R2014b is out. I'm so disappointed Mathworks does nothing to improve the language speed. Moreover, they are still s...

bijna 10 jaar ago | 0

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What is changing in R2014b?
MATLAB R2014b is out. I'm so disappointed Mathworks does nothing to improve the language speed. Moreover, they are still s...

bijna 10 jaar ago | 0

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Integrating MATLAB R2014a with Visual Studio 2013
Update: It seems I managed to have VS 2013 on my list. Yet when I try to use 'loadlibrary' as in the documentation: htt...

bijna 10 jaar ago | 0

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Integrating MATLAB R2014a with Visual Studio 2013
Hello, I have Visual Studio 2013 Premium installed. It was installed using its defaults. I try to integrate it with MATLA...

bijna 10 jaar ago | 1 answer | 0

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Matlab R2014a and Visual Studio Professional 2013
I have the same issue, Installed VS 2013 on Windows 7. I have MATLAB R2014a and the VS 2013 isn't on the available compilers li...

bijna 10 jaar ago | 0

Question

Parallelization of a Loop with 'parfor - Unsuccessfully
Hello, I created an algorithm which work on Image Patches. I go through matrix of an image and apply a function of a neighborh...

bijna 10 jaar ago | 1 answer | 0

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Using the MX Matrix Library in General C Code
It seems Mathworks did something to disable the option to create a C code which uses their library outside the MEX scope. I D...

bijna 10 jaar ago | 0

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