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Yair Altman


Consultant

Last seen: 1 jour il y a Actif depuis 2007

Website: http://UndocumentedMatlab.com Professional programmer and manager since 1991. Author: "Accelerating MATLAB Performance" book: http://UndocumentedMatlab.com/books/matlab-performance "Undocumented MATLAB-Java Programming Secrets": http://UndocumentedMatlab.com/books/matlab-java MSc Computer Science, BSc Physics (both with top honors). Contact me at: altmany at gmail.com

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IQML - Matlab connector to IQFeed
Matlab connector to IQFeed

22 jours il y a | 2 téléchargements |

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Is "Undocumented Secrets of MATLAB Java Programming" by Yair Altman still up to date?
As of the latest release (R2023b), most of what I posted over the years on the undocumentedmatlab.com website (and in the 2011 b...

environ un mois il y a | 6

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export_fig
A MATLAB toolbox for exporting publication quality figures

4 mois il y a | 1210 téléchargements |

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How can I make the execution speed consistent while I am testing the speed of the programs?
I can certainly understand the desire to use a sandboxed environment that would enable you to optimize the performance of your p...

10 mois il y a | 0

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Get data point that was clicked on in graph
At your service :-) t=0:.01:5; y=sin(t); hPlot=plot(t,y); hPlot.ButtonDownFcn = @(h,e) disp(e.IntersectionPoint); Now wheneve...

10 mois il y a | 1

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checkClass - inspect a Java/Matlab/Python/COM/C++/.NET class
Inspect a Java/MCOS/Python/C++/.NET object or classname and display its methods, properties, events, superclasses, subclasses, c...

11 mois il y a | 2 téléchargements |

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EODML - Matlab connector to EODHistoricalData
Matlab connector to EODHistoricalData, optimized for reliability, ease-of-use, functionality and performance (including parallel...

11 mois il y a | 1 téléchargement |

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Simulink Project Opening Speeds
You might find some of the ideas in the following article useful. It's a bit old, but some of the suggestions might possibly sti...

12 mois il y a | 0

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ScreenCapture - screenshot of component, figure or screen
ScreenCapture gets a screen-capture image of any Matlab GUI handle, or specified screen area rectangle

12 mois il y a | 77 téléchargements |

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Axes box incompletely copied to clipboard
@Matt J export_fig(gcf,'-transparent','-clipboard') v3.28 now supports figure transparency for image fomats as well as EMF (wher...

12 mois il y a | 2

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Windows registry utilities
getRegistryValue - get a value from Windows registry (winqueryreg wrapper) setRegistryValue - set a value in the registry (new...

environ un an il y a | 1 téléchargement |

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CustomizeAxes
Live task to customize Matlab axes interactively

environ un an il y a | 2 téléchargements |

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Get path from running script
mfilename('fullpath') does indeed return the full path to the currently-running script file, at least on the latest Matlab relea...

environ un an il y a | 1

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how to change java icon (after convert GUI to exe file) to my project logo
The icon image needs to be placed next to the executable when you run the program, otherwise it will not be found and the defaul...

environ un an il y a | 0

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Increase Java Heap Space for a appliction created by Matlab Application Compiler
You can add a java.opts file to the "Files installed for your end users" section, at the bottom of the deploy-tool window, next ...

environ un an il y a | 0

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Java Icon after packaging standalone application
The icon image needs to be placed next to the executable when you run the program, otherwise it will not be found and the defaul...

environ un an il y a | 0

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Compiler Question - Figure Docking
The Matlab Desktop is not available in compiled application, and for a very good reason - otherwise users could compile and dist...

environ un an il y a | 1

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Docking a figure in application
The ability to dock figures in deployed programs is available, but is intentionally blocked by the Matlab compiler. I think this...

environ un an il y a | 1

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Figure docking not working when an application is created using the MATLAB Compiler
The ability to dock figures in deployed programs is available, but is intentionally blocked by the Matlab compiler. I think this...

environ un an il y a | 0

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Compiled application can't dock figures
The ability to dock figures in deployed programs is available, but is intentionally blocked by the Matlab compiler. I think this...

environ un an il y a | 0

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displayWebPage - display a webpage in Matlab figure or panel
Display a web-page URL in a Matlab figure or UI container (panel, tab etc.), updating the displayed browser contents as needed.

environ un an il y a | 5 téléchargements |

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GPU speed up for pcg() is disappointing
The gpuArray version of pcg has not been updated since 2018, so it is somewhat lagging compared to the CPU version. Precondition...

environ un an il y a | 0

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ObjDiff - Generic object comparator
Compares objects of any type inc. Java, Matlab, HG handles, structs, cells & arrays

environ un an il y a | 2 téléchargements |

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Can you programmatically delete text in the editor window?
You can simply update the activeFile.Text property based on your code logic. For example: activeFile.Text = [activeFile.Text(1:...

plus d'un an il y a | 2

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Requirement to speed up MATLAB Simulink file
Use the Profiler to discover where your performance hotspots are. It is quite possible that you will discover that it's not in y...

plus d'un an il y a | 0

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AVML - Matlab connector to Alpha-Vantage
Matlab connector to Alpha-Vantage

plus d'un an il y a | 3 téléchargements |

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cprintf - display formatted colored text in Command Window
Displays sprintf-formatted strings in the Command Window using the specified color/underline style

plus d'un an il y a | 104 téléchargements |

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Matlab class property specification
Starting in 16a, you can use the new syntax as long as you don't specify the dimensions. In other words, the following 2 propery...

plus d'un an il y a | 2

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str2number - Fast replacement for str2num and str2double
Fast replacement for str2num and str2double; converts simple scalar input string(s) to number(s)

presque 2 ans il y a | 4 téléchargements |

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Any simple ideas to improve performance of reading long (10 GB scale) .csv file?
If you need to read the entire file for some reason, then try to use parallelization with multiple workers. Each worker would re...

presque 2 ans il y a | 0

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