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Oliver Woodford


Actif depuis 2011

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Programming Languages:
Python, C++, C, MATLAB
Spoken Languages:
English

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A soumis


Example MATLAB class wrapper for a C++ class
An example of how to safely encapsulate a C++ class in a MATLAB class, via a mex interface.

plus d'un an il y a | 10 téléchargements |

Réponse apportée
Apple's M1 native support
MATLAB R2022a still doesn't run natively on Apple silicon. The release notes say "On Apple silicon Macs, MATLAB runs using the R...

environ 2 ans il y a | 4

A résolu


Find a Pythagorean triple
Given four different positive numbers, a, b, c and d, provided in increasing order: a < b < c < d, find if any three of them com...

plus de 2 ans il y a

A résolu


Is this triangle right-angled?
Given any three positive numbers a, b, c, return true if the triangle with sides a, b and c is right-angled. Otherwise, return f...

plus de 2 ans il y a

Réponse apportée
Exporting images (png) through export_fig - painfully slow
Reducing the level of anti-aliasing will reduce the sixe of the images created, saving time. Use the '-aX' option, where X is 1 ...

plus de 2 ans il y a | 0

Réponse apportée
export_fig Transparency
The answer is in the help text you shared (you just want the axes color to be white, not none): fig = figure; plot(rand(5)) t...

plus de 2 ans il y a | 0

Réponse apportée
Changing image rendering?
Basically you are rendering a binary image, and you're getting gray levels instead of just black and white? What are you using ...

plus de 3 ans il y a | 0

A soumis


Batch Job
Toolbox to spread batch work over multiple MATLAB instances, even on other PCs

presque 4 ans il y a | 3 téléchargements |

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A soumis


SC - powerful image rendering
Useful tool for rendering and outputting information rich images

presque 4 ans il y a | 5 téléchargements |

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Question


When does an update to a function come into effect?
If I edit an existing function, and save the file, when does that change come into effect, in the following scenarios: Code is ...

environ 4 ans il y a | 1 réponse | 2

0

réponse

Réponse apportée
Matlab editor doubt - edit running code
In more recent versions of MATLAB, if you drag a file from a folder into the editor window, that file will open immediately, eve...

environ 4 ans il y a | 0

Question


How can I render points in 3D such that they correctly occlude each other
When I use plot3() to render points (using the OpenGL renderer, in hardware mode, with full hardware support), the occlusion of ...

presque 5 ans il y a | 1 réponse | 0

0

réponse

A soumis


fix_lines
Improves the style of lines in MATLAB generated eps files

plus de 5 ans il y a | 1 téléchargement |

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Réponse apportée
How to display 70 128*128 images in Matlab from a mat file
The imdisp method in the <https://www.mathworks.com/matlabcentral/fileexchange/16233-sc-powerful-image-rendering sc> FEX submiss...

plus de 5 ans il y a | 0

A résolu


expand intervals
You're given a row vector of an even number of monotonically increasing integers. Each pair of consecutive integers is the lower...

plus de 5 ans il y a

Réponse apportée
Plot 2D images in 3D scatter plot
h = surface(X, Y, Z, im, 'facecolor', 'texturemap', 'edgecolor', 'none'); alpha(h, 0.5); X, Y, and Z are each 2x2 matric...

plus de 5 ans il y a | 1

| A accepté

A soumis


maximize
Platform independent function to maximize a figure window.

presque 6 ans il y a | 4 téléchargements |

A soumis


Image Alignment Demo with several goodies: Lie algebra, auto differentiation...
Demonstration of gradient-based image alignment, including some nice tricks and handy software

presque 6 ans il y a | 1 téléchargement |

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A soumis


vol3d v2
3-d volume (voxel) rendering

environ 6 ans il y a | 65 téléchargements |

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Réponse apportée
Which standard MATLAB functions do you shadow with your own version, and why?
I shadow *bsxfun* with my own version, which calls the builtin function bsxfun for all inputs except symbolic ones, for which I ...

environ 7 ans il y a | 0

Réponse apportée
Which standard MATLAB functions do you shadow with your own version, and why?
I shadow *dot* and *cross* with my own versions, which extend the standard functionality to allow for inputs which have <https:/...

environ 7 ans il y a | 0

Question


Which standard MATLAB functions do you shadow with your own version, and why?
When you have two functions on your MATLAB path with the same name, the function in the directory higher up the path gets called...

environ 7 ans il y a | 9 réponses | 0

9

réponses

A soumis


C++ JSON IO
Mex wrapper to C++ class for fast reading and writing of JSON files

environ 7 ans il y a | 3 téléchargements |

A soumis


Tensor matrix multiply
Matrix multiplication over tensor arrays (i.e. arrays of matrices), with matrix transposition.

environ 7 ans il y a | 3 téléchargements |

Réponse apportée
How do *you* debug mex files on Mac OS
<https://www.mathworks.com/matlabcentral/answers/249023-debugging-c-mex-files-in-xcode-7-on-el-capitan#answer_197054 This> is ho...

plus de 7 ans il y a | 0

Réponse apportée
Debugging C++ mex files in Xcode 7 on El Capitan
I have been able to hit a breakpoint in my mex code, within the Xcode IDE, by doing the following steps: # <https://www.mathw...

plus de 7 ans il y a | 0

Réponse apportée
Debugging C++ mex files in Xcode 7 on El Capitan
I build the mex file as a command line project in Xcode, using the following custom build settings: <</matlabcentral/answers/...

plus de 7 ans il y a | 0

Réponse apportée
Which MATLAB operations/functions need speeding up?
MATLAB has no documented functions for reading JSON files, and the internal, undocumented method: matlab.internal.webservic...

plus de 7 ans il y a | 0

A résolu


Index one element in each vector of an array along a given dimension
Functions like min and max can return in their second output argument the index of the element in each vector along a particular...

presque 8 ans il y a

Réponse apportée
How to compute the hash of a string using SHA algorithms
The Java-based solution can be found <http://uk.mathworks.com/matlabcentral/answers/45323-how-to-calculate-hash-sum-of-a-string-...

environ 8 ans il y a | 1

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