Undocumented Matlab
  • SERVICES
    • Consulting
    • Development
    • Training
    • Gallery
    • Testimonials
  • PRODUCTS
    • IQML: IQFeed-Matlab connector
    • IB-Matlab: InteractiveBrokers-Matlab connector
    • EODML: EODHistoricalData-Matlab connector
    • Webinars
  • BOOKS
    • Secrets of MATLAB-Java Programming
    • Accelerating MATLAB Performance
    • MATLAB Succinctly
  • ARTICLES
  • ABOUT
    • Policies
  • CONTACT
  • SERVICES
    • Consulting
    • Development
    • Training
    • Gallery
    • Testimonials
  • PRODUCTS
    • IQML: IQFeed-Matlab connector
    • IB-Matlab: InteractiveBrokers-Matlab connector
    • EODML: EODHistoricalData-Matlab connector
    • Webinars
  • BOOKS
    • Secrets of MATLAB-Java Programming
    • Accelerating MATLAB Performance
    • MATLAB Succinctly
  • ARTICLES
  • ABOUT
    • Policies
  • CONTACT

Pure Matlab

Speeding-up builtin Matlab functions – part 3

Built-in Matlab functions can often be profiled and optimized for improved run-time performance. This article shows a typical example.

April 6, 2020 4 Comments Read More »

Improving graphics interactivity

Matlab R2018b added default axes mouse interactivity at the expense of performance. Luckily, we can speed-up the default axes.

April 22, 2019 One Comment Read More »

Interesting Matlab puzzle – analysis

Solution and analysis of a simple Matlab puzzle that leads to interesting insight on Matlab's parser.

April 9, 2019 One Comment Read More »

Interesting Matlab puzzle

A simple Matlab puzzle that leads to interesting insight on Matlab's parser.

March 31, 2019 20 Comments Read More »

Undocumented plot marker types

Undocumented plot marker styles can easily be accesses using a hidden plot-line property.

March 13, 2019 One Comment Read More »

Reverting axes controls in figure toolbar

In R2018b the axes controls were removed from the figure toolbar, but this can be reverted.

December 23, 2018 6 Comments Read More »

Plot legend customization

Matlab plot legends and their internal components can be customized using a variety of undocumented properties that are easily accessible.

July 12, 2018 7 Comments Read More »

Sliders in Matlab GUI – part 2

Matlab contains a variety of ways to define/display slider controls in GUI windows.

July 5, 2018 9 Comments Read More »

String/char compatibility

Backward compatibility of strings in function inputs is a challenge, that can be assisted with an undocumented builtin function.

June 28, 2018 18 Comments Read More »

Speeding-up builtin Matlab functions – part 2

Built-in Matlab functions can often be profiled and optimized for improved run-time performance. This article shows a typical example.

May 6, 2018 8 Comments Read More »
  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
Useful links
  •  Email Yair Altman
  •  Subscribe to new posts (email)
  •  Subscribe to new posts (feed)
  •  Subscribe to new posts (reader)
  •  Subscribe to comments (feed)
 
Accelerating MATLAB Performance book
Recent Posts

Speeding-up builtin Matlab functions – part 3

Improving graphics interactivity

Interesting Matlab puzzle – analysis

Interesting Matlab puzzle

Undocumented plot marker types

Matlab toolstrip – part 9 (popup figures)

Matlab toolstrip – part 8 (galleries)

Matlab toolstrip – part 7 (selection controls)

Matlab toolstrip – part 6 (complex controls)

Matlab toolstrip – part 5 (icons)

Matlab toolstrip – part 4 (control customization)

Reverting axes controls in figure toolbar

Matlab toolstrip – part 3 (basic customization)

Matlab toolstrip – part 2 (ToolGroup App)

Matlab toolstrip – part 1

Categories
  • Desktop (45)
  • Figure window (59)
  • Guest bloggers (65)
  • GUI (165)
  • Handle graphics (84)
  • Hidden property (42)
  • Icons (15)
  • Java (174)
  • Listeners (22)
  • Memory (16)
  • Mex (13)
  • Presumed future risk (394)
    • High risk of breaking in future versions (100)
    • Low risk of breaking in future versions (160)
    • Medium risk of breaking in future versions (136)
  • Public presentation (6)
  • Semi-documented feature (10)
  • Semi-documented function (35)
  • Stock Matlab function (140)
  • Toolbox (10)
  • UI controls (52)
  • Uncategorized (13)
  • Undocumented feature (217)
  • Undocumented function (37)
Tags
ActiveX (6) AppDesigner (9) Callbacks (31) Compiler (10) Desktop (38) Donn Shull (10) Editor (8) Figure (19) FindJObj (27) GUI (141) GUIDE (8) Handle graphics (78) HG2 (34) Hidden property (51) HTML (26) Icons (9) Internal component (39) Java (178) JavaFrame (20) JIDE (19) JMI (8) Listener (17) Malcolm Lidierth (8) MCOS (11) Memory (13) Menubar (9) Mex (14) Optical illusion (11) Performance (78) Profiler (9) Pure Matlab (187) schema (7) schema.class (8) schema.prop (18) Semi-documented feature (6) Semi-documented function (33) Toolbar (14) Toolstrip (13) uicontrol (37) uifigure (8) UIInspect (12) uitools (20) Undocumented feature (187) Undocumented function (37) Undocumented property (20)
Recent Comments
  • Yair Altman (1 day 9 hours ago): Ren – This is usually the expected behavior, which avoids unnecessary duplications of the Excel process in CPU/memory. If you want to kill the process you can always run...
  • Yair Altman (1 day 23 hours ago): When you use plot() without hold(‘on’), each new plot() clears the axes and draws a new line, so your second plot() of p2 caused the first plot() line (p1) to be...
  • Cesim Dumlu (8 days 6 hours ago): Hello. I am trying to do a gradient plot for multiple functions to be displayed on the same axes and each one is colorcoded by respective colordata, using the same scaling. The...
  • Yair Altman (16 days 9 hours ago): @Veronica – you are using the new version of uitree, which uses HTML-based uifigures, and my post was about the Java-based uitree which uses legacy Matlab figures. For...
  • Veronica Taurino (16 days 9 hours ago): >> [txt1,txt2] ans = ‘abrakadabra’
  • Veronica Taurino (16 days 10 hours ago): Hello, I am just trying to change the uitree node name as you suggested: txt1 = 'abra'; txt2 = 'kadabra'; node.setName([txt1,txt2]); >> "Unrecognized method, property, or...
  • Yair Altman (19 days 10 hours ago): The version of JGraph that you downloaded uses a newer version of Java (11) than the one that Matlab supports (8). You need to either (1) find an earlier version of JGraph that...
  • mrv (19 days 14 hours ago): hello, I used MATLAB 2019b update9, I have add jgraphx.jar to javaclassapth, and restart matlab, but still got errors below: Warning: A Java exception occurred trying to load the...
  • xuejie wu (43 days 10 hours ago): Hi: I’m wondering if i can add my customized section or tab ?
  • Yair Altman (55 days 2 hours ago): @Sagar – use the view(az,el) function to rotate the 3D axes.
  • Sagar Chawla (55 days 2 hours ago): I want to know how to change the x-axis to the z-axis. I mean the position. Like if there is a 3d animated graph then how to change position of the axis. X-axis in place of...
  • Ren (55 days 3 hours ago): I noticed that xlsread will create a hidden and never-dying special server that always has priority when actxGetRunningServer is called. So this cause a problem that no matter how many...
  • Ben Abbott (58 days 17 hours ago): Thanks Yair, it was the second. I didn’t not include the drawnow ()
  • Yair Altman (58 days 20 hours ago): @Ben – it looks perfectly ok (with color gradient and all) on my R2022a… Perhaps you missed some of the steps (e.g. setting the ColorBinding to 'interpolated') or...
  • Ben Abbott (58 days 21 hours ago): The graded color is not working for me using R2021a. The plot “HG2 plot line color, transparency gradient” looks exactly like “Transparent HG2 plot...
Contact us
Undocumented Matlab © 2009 - Yair Altman
This website and Octahedron Ltd. are not affiliated with The MathWorks Inc.; MATLAB® is a registered trademark of The MathWorks Inc.
Scroll to top