Submitted


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

2 years ago | 3 downloads |

Answered
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...

2 years ago | 0

Submitted


propertiesGUI - display data in editable context-aware table
propertiesGUI processes and displays a list of data property values in a context-aware GUI table

2 years ago | 4 downloads |

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Operand stack and Execution stack Error using append_pdfs
append_pdfs only accepts PDF input files, not PNG files or any other non-PDF files

2 years ago | 0

Answered
How to add multiple styles to my uiTree?
This looks like an internal Matlab bug. Specifically, after deleting nodes, the uitree's internal StyleConfigurationStorage prop...

2 years ago | 0

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Answered
how to find brushed data
In the new graphics system (R2014b onward), the brushed data info can be extracted from the hidden/undocumented BrushHandles pro...

2 years ago | 1

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Answered
Exporting images (png) through export_fig - painfully slow
Try to either reduce the resolution (the -r450 part), or to save as a vector-graphics image (PDF/EPS) rather than a PNG bitmap.

2 years ago | 1

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How to save very large image to original resolution
Try to use export_fig's sister image-export utility, ScreenCapture: https://www.mathworks.com/matlabcentral/fileexchange/24323-s...

2 years ago | 0

Submitted


findjobj - find java handles of Matlab graphic objects
Find java objects contained within a specified java container or Matlab GUI handle

2 years ago | 37 downloads |

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Can I somehow improve performance of str2double?
I use the following function to convert a cell-array of strings to a cell-array of numeric values (where applicable) - it is ~2-...

3 years ago | 3

Answered
Speed issues with Matlab code compiled using SDK compiler for Python
Perhaps your deployed environment is different from your Matlab &D one. For example, perhaps you can access a GPU on the R&D env...

3 years ago | 0

Answered
How To Clear Java Heap Space Memory????
Clearing Matlab's Java heap space has been long awaited, but I'm afraid that the suggested submission (Davide Tabarelli's JavaHe...

3 years ago | 2

Answered
Import data tool speed
The import tool GUI only shows you a preview of the data, based on the top N lines in the file, it does not read and process the...

3 years ago | 0

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Submitted


setFigDockGroup
Sets a figure's docking group container

3 years ago | 5 downloads |

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MATLAB Profiler - Granularity of Information
Use the [undocumented] -detail builtin profiler option, as in: profile on -detail builtin This works on old Matlab releases as ...

3 years ago | 1

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Answered
How can I make the plot transparent in a gscattter?
Nice answer Adam, but not exactly accurate if you are willing to use some undocumented features... The underlying objects in a...

3 years ago | 4

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MATLAB export_fig crops title
This is fixed in the latest version of export_fig (3.09). In the future, report such issues in export_fig's issues page: https:/...

4 years ago | 0

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Answered
How to speed up a code from the Code Profiler Results ?
Try to set the "Vectorized" property using the odeset function, before running ode45. Also, specifying the Jacobian in advance (...

4 years ago | 0

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Answered
[Soft question] Tips and tools to analyze unfamiliar OO code
For inspecting a single object or class, try the GUI-based uiinspect utility (https://www.mathworks.com/matlabcentral/fileexch...

4 years ago | 0

Answered
Heatmap Axis Labels Printing Vertically?
The heatmap's X labels orientation is dynamically determined based on the number of labels and the axes width. In other words, i...

4 years ago | 2

Submitted


popupPanel Displays a popup panel with specified content
popupPanel Displays a popup panel with specified file contents, help topic, HTML or webpage

4 years ago | 2 downloads |

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graphics performance 2019a vs 2016b
R2019a uses the integrated axes toolbar, which constantly monitors mouse movements in order to generate data tips on-the-fly. If...

4 years ago | 0

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Answered
Poor performance of mex file
You m-function uses parallelization (parfor), while your mex file does not. This in itself could cause your m-code to run much f...

4 years ago | 0

Answered
Increase CPU Speed - MAC
You can separate the problem into separate tasks and launch separate Matlab processes to process them in parallel. This is essen...

4 years ago | 0

Answered
How can I clear stuck help popups?
Updates June 12, 2020: There is a recognized bug report on a very similar issue: https://www.mathworks.com/support/bugreports/1...

4 years ago | 7

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Answered
dynamic java path vs static java path
Some Java functionality, especially those that are concerned with Java events that need to propagate to Matlab callbacks, does n...

4 years ago | 1

Answered
Matlab in AVX2 mode (for AMD CPU's)
This is apparently fixed on R2020a as reported by @NedFlanders (original credit is apparently due to @MichelKatz): https://www...

4 years ago | 0

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Answered
How to change Heatmap's Grid (Edge) appereance and behavior?
There are several alternatives: Update the grid style to a non-solid line, for example: hHeatmap = struct(h_map).Heatmap; hHe...

4 years ago | 5

| accepted

Answered
Unable to use Java class in a package - Undefined function or variable 'CartesianCoordinate'.
This problem could be due to numerous possible causes, and unfortunately Matlab is not very helpful in explaining the root cause...

4 years ago | 0

Answered
How to load multiple excel files with multiple excel sheets and store it in matlab faster?
Try to use the 'basic' mode of xlsread, which reads the XLS file directly instead of using the much slower Excel instance: for ...

4 years ago | 0

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