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How to calculate hash sum of a string (using java)?
A similar solution: %STRING2HASH Convert a string to a 64 char hex hash string (256 bit hash) % % hash = string2has...

約6年前 | 0

質問

How can I access an API which requires OAuth 2.0 authorization, such as Google APIs
Some REST APIs, such as <https://developers.google.com/analytics/devguides/reporting/core/v3/gdataAuthorization Google Analytics...

約6年前 | 2 件の回答 | 0

2

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チャネル

Zojul social media followers

6年以上前

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London social meetups 2

6年以上前

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London social meetups
The membership sizes of several London-based social meetup groups.

6年以上前

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Meetup stats
Statistics about Meetup collected from meetup.com/about

6年以上前

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Returning and passing void pointers to mex functions
Whilst you are not interfacing to a C++ class, much of a similar discussion on how to reuse a pointer to a C++ class is relevant...

6年以上前 | 1

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How to prevent Matlab from GPU switching on Macbook Pro?
If you don't need the desktop, then you can run the command window only version of MATLAB by calling the following in a terminal...

6年以上前 | 0

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Which MATLAB operations/functions need speeding up?
Matrix operations involving the transpose of a sparse matrix, especially J' * J and J' * K, where J is a very tall matrix. Const...

6年以上前 | 0

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Are the values in each compressed column of a sparse matrix stored in order?
Since it is possible to write the column data in any order from a mex file, I would say *no*. However, I tried three methods ...

6年以上前 | 0

質問

Are the values in each compressed column of a sparse matrix stored in order?
If I have a sparse column vector (e.g. a column of a sparse matrix), and I'm accessing the elements of that vector in a mex file...

6年以上前 | 1 件の回答 | 0

1

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質問

Debugging C++ mex files in Xcode 7 on El Capitan
I have just migrated to MAC OS, and am trying to debug a mex file for the first time. I'm using MATLAB R2015b and Xcode 7.0.1 on...

6年以上前 | 2 件の回答 | 1

2

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質問

How do *you* debug mex files on Mac OS
I'm having trouble <http://uk.mathworks.com/matlabcentral/answers/249023-debugging-c-mex-files-in-xcode-7-on-el-capitan debuggin...

6年以上前 | 2 件の回答 | 2

2

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imagesc() Y Axis Log Scale Not Working (Help!)
If you want to avoid pcolor, you can resample the image at the log scale locations, then use imagesc to display that.

6年以上前 | 0

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Bitcount & bitwise hamming distance
Count the set bits in vectors, and compute bitwise hamming distances between sets of vectors

6年以上前 | ダウンロード 2 件 |

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Which MATLAB operations/functions need speeding up?
TYPECAST Typecast uses a deep copy rather than a shared data copy, as explained by James Tursa in his <http://www.mathworks.c...

7年弱前 | 0

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Figure control widget
Intuitive manipulation of a figure using key and mouse gestures

7年弱前 | ダウンロード 2 件 |

質問

Is A./B different from B.\A?
Given two matrices, A and B, will A./B ever give a different answer from B.\A, or are these two expressions equivalent? It se...

7年弱前 | 3 件の回答 | 1

3

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Which MATLAB operations/functions need speeding up?
IMFILTER with separable filters on multi-channel images. This particular use case of imfilter is actually slower than using c...

7年弱前 | 0

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Which MATLAB operations/functions need speeding up?
It needs a NOP function - a builtin function which does absolutely nothing, but extremely quickly. In compiled languages like...

7年弱前 | 0

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Creating movie from Images from a for loop
Produce your images programmatically, rather than by exporting a figure, if you can, as it will be much faster. <http://www.math...

7年弱前 | 0

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質問

Given a named function, how can I call this function, and not the subfunction of the same name?
My function is passed the name of a function (as a string). It just so happens that my function contains a subfunction of that n...

7年弱前 | 3 件の回答 | 0

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combining many RGB images into one image
You can display a cell array of images using <http://www.mathworks.com/matlabcentral/fileexchange/22387-imdisp imdisp>. imdi...

7年弱前 | 0

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In mex files, where does output to stdout and stderr go?
In a C++ mex file you can output std::cout to the command line, by putting the following code somewhere in your mex file: c...

約7年前 | 2

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scatter plot with 4 different background color
figure; im = rand(2, 2, 3); image([0 1], [0 1], im); hold on a = rand(10,1); b = rand(10,1); scatter(a, b); The...

約7年前 | 0

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How to optimize this matlab code?
Use <http://www.mathworks.com/matlabcentral/fileexchange/8773 multiprod> as follows: y = reshape(multiprod(multiprod(W_matr...

約7年前 | 0

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How to determine the MATLAB version when compiling C/C++ mex files
matrix.h contains the following: #define MX_API_VER 0x07040000

約7年前 | 0

質問

How to determine the MATLAB version when compiling C/C++ mex files
MATLAB's C/C++ mex interface changes from time to time, with new releases of MATLAB. Functionality can be added, removed or chan...

約7年前 | 4 件の回答 | 1

4

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betafit_fast
Quickly compute the parameters of a beta distribution

約7年前 | ダウンロード 2 件 |

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Which MATLAB operations/functions need speeding up?
CROSS It is shameful how slow this basic function is. I wrote my own (still in standard MATLAB), and it was 5 times faster. B...

約7年前 | 2