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Ben Mitch


48 total contributions since 2001

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Panel
Like subplot, but easier, and WYSIWYG export to file. Also fixes dashed/dotted lines in export.

2 months ago | 107 downloads |

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Question


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 ...

3 years ago | 1 answer | 0

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answer

Solved


Return the largest number that is adjacent to a zero
This example comes from Steve Eddins' blog: <http://blogs.mathworks.com/steve/2009/05/27/learning-lessons-from-a-one-liner/ Lear...

6 years ago

Solved


Sort a list of complex numbers based on far they are from the origin.
Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...

6 years ago

Solved


Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

6 years ago

Solved


Add two numbers
Given a and b, return the sum a+b in c.

6 years ago

Solved


Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

6 years ago

Solved


Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

6 years ago

Solved


Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

6 years ago

Solved


Is my wife right?
Regardless of input, output the string 'yes'.

6 years ago

Solved


Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

6 years ago

Solved


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

6 years ago

Question


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....

7 years ago | 0 answers | 1

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answers

Submitted


datastore
A tool for persisting data associated with the logged in user across sessions of Matlab.

8 years ago | 0 downloads |

Question


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 ...

8 years ago | 1 answer | 0

1

answer

Question


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, ...

8 years ago | 0 answers | 1

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answers

Question


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...

8 years ago | 0 answers | 2

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Answered
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:\...

8 years ago | 3

| accepted

Answered
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...

8 years ago | 0

Answered
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)

8 years ago | 2

Answered
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...

8 years ago | 2

Answered
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 ...

8 years ago | 1

| accepted

Answered
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...

8 years ago | 0

| accepted

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

8 years ago | 0

Answered
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...

8 years ago | 1

Answered
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...

8 years ago | 1

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

8 years ago | 0

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

8 years ago | 0

Answered
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 ...

8 years ago | 1

Answered
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...

8 years ago | 0

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