Monthly Archive: April 2019

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 »

Yair Altman (3 days 2 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 (3 days 15 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 (9 days 23 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 (18 days 2 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 (18 days 2 hours ago): >> [txt1,txt2] ans = ‘abrakadabra’
Veronica Taurino (18 days 3 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 (21 days 2 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 (21 days 7 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 (45 days 3 hours ago): Hi: I’m wondering if i can add my customized section or tab ?
Yair Altman (56 days 19 hours ago): @Sagar – use the view(az,el) function to rotate the 3D axes.
Sagar Chawla (56 days 19 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 (56 days 19 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 (60 days 10 hours ago): Thanks Yair, it was the second. I didn’t not include the drawnow ()
Yair Altman (60 days 13 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 (60 days 13 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...