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Ben Mitch


Last seen: 3 Monate vor |  Aktiv seit 2001

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Frage


function-style array indexing
Hi This problem keeps coming up for me over the years, and there must be a standard solution, so perhaps someone knows it, I ...

fast 8 Jahre vor | 1 Antwort | 0

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Frage


OpenGL renderer not offering hardware acceleration (Windows, NVidia)
Hi I am working with some not-all-that-large polygon datasets, and rendering them into a figure. Let's see... 3000 triangles....

mehr als 12 Jahre vor | 0 Antworten | 1

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using classdef, is it possible to mix run-time data access through the dot syntax with methods elegantly?
hi i am developing a class (using classdef) that maintains a structure internally with fields that are instance-dependent. i ...

mehr als 12 Jahre vor | 1 Antwort | 0

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taking control of tab completion w/ classdef
hi i am writing my custom classes using the classdef syntax, and sub-classing handle. the classes will be supplied to users, ...

mehr als 12 Jahre vor | 0 Antworten | 1

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how to wrangle the "doc" system when writing a class?
Hi I have written a class which is quite complex (hundred or so methods). It exposes two public interfaces; one is to the fra...

fast 13 Jahre vor | 0 Antworten | 2

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Beantwortet
Running scripts from command line
if you don't need error information, you could just enclose your call to run() in a try/end, such as: matlab.exe -r "cd c:\...

etwa 13 Jahre vor | 5

| akzeptiert

Beantwortet
Dumb mistakes we make with MATLAB.
Moving into the Figure window, but in a similar spirit to the rand(100000) thing, I use this when I need an excuse to take a bre...

etwa 13 Jahre vor | 0

Beantwortet
How do I fix the error "Function definitions are not permitted at the prompt or in scripts"?
Perhaps where you have function S = timestr(D,precision) you intended S = timestr(D,precision)

etwa 13 Jahre vor | 2

Beantwortet
How do I create a string for a plot title from one fixed string and one I get from INPUT?
In addition to what Arnaud suggests, I also sometimes find it useful to keep a bit of name in the plot and change only the secon...

etwa 13 Jahre vor | 2

Beantwortet
CSV vs MAT files
I think the answer to both (1) and (2) is .mat file. ASCII files (like CSV) require conversion to and from the format in memory ...

etwa 13 Jahre vor | 1

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Beantwortet
polynomials fitting
say you have x = [1 2 3 4]; y = [8 12 16]; then you can fit a polynomial to the region you have data for (the first t...

etwa 13 Jahre vor | 0

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Beantwortet
clim in pcolor plot
are you perhaps looking for...? set(gca, 'clim', [0 1]);

etwa 13 Jahre vor | 1

Beantwortet
Is it possible to acquire and display real-time video from the VGA port of a notebook?
There are mechanisms for doing real-time video capture, yes. AFAIK VGA streams are rarely used in this way. If you have an an...

etwa 13 Jahre vor | 1

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Beantwortet
Solving a simple equation
You can solve an equation algebraically using the symbolic math toolbox, e.g. to solve x+3=0 use: solve('x+3') You can so...

etwa 13 Jahre vor | 1

Beantwortet
how in matrix insert other matrix
A(2:5,2:5) = B;

etwa 13 Jahre vor | 0

Beantwortet
How to convert RGB to ycbcr420?
http://www.mathworks.com/matlabcentral/newsreader/view_thread/161961

etwa 13 Jahre vor | 0

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3d representation of GPS coordinates
If you want something looking just like the figure you posted, you'll be wanting to use patch(), I suspect. The following might ...

etwa 13 Jahre vor | 1

Beantwortet
how to display the end-effector position?
Hi Cheng If you're going to post code, I think you'll have to trim it down to the essentials if you want anyone to look at it...

etwa 13 Jahre vor | 0

Beantwortet
How do I create a Filter that takes out irrelevant data?
Hi Ian There's some information missing from your question, but it sounds like you're looking to interpolate a large amount o...

etwa 13 Jahre vor | 0

Beantwortet
Put figures (.fig) in one page
There is an easy way, which depends a bit on what you've got in your figures. Assuming you've only got 1 axis per figure, this w...

etwa 13 Jahre vor | 0

Beantwortet
sliding window
I think you're after filter2(). Try mn = filter2(ones(3), im);

etwa 13 Jahre vor | 1

Beantwortet
Can this code be improved?
This way of doing processing, unfortunately because it's the easiest to program, is the slowest way to get things done in Matlab...

etwa 13 Jahre vor | 0

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Beantwortet
Using Boost Libraries with Mex function in MATLAB
Yup. Find your mexopts file (mexopts.bat, since you seem to be on Windows, which you'll find at something like c:\users\craig\ap...

etwa 13 Jahre vor | 0