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How to give degrees representation to hue in HSV matrix
Just multiply the hue by 360.

13 years 前 | 1

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how to open mat file that contains DOT
Have you tried: load('experiment_1.1_test.mat','-mat') That will force MATLAB to treat it as a .mat file instead of an a...

13 years 前 | 0

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Copying and replacing of some values
It's a little bit of a round about way, but you could leverage MATLAB's strrep function. c = char(a); for ii = 1:len...

13 years 前 | 0

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what is the precision of a MATLAB datenum?
Well, let's find out. Let's take a look at the precision of the time "now," converted to seconds reference = now; pre...

13 years 前 | 0

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Function for Calculating Moving sum
help filter doc filter Example: Take a 10 element moving average. x = rand(1e3,1); n = 10; x_moving_average = fil...

13 years 前 | 2

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Question about single digits.
Its not the most elegant, but this works: A = str2num(num2str(123)')'

13 years 前 | 1

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Why won't padarray work?
type: which padarray What does it say?

13 years 前 | 0

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Is there a clever way to ditch 'find' and use logical indexing here ?
sorted_x = sort(x) logical_inds = x > 0.5 & x <= sorted_x(n);

13 years 前 | 0

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loop on a strfind
I think this can be done with arrayfun. % Your inputs A2 = 'Number'; B2 = '0123456789'; lm = char(randi([32 64]...

13 years 前 | 0

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A faster way to read a large text file
Before you exit, store what line you are at, then, when you reopen it, seek to that line. Right before you close: file_p...

13 years 前 | 2

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IMPORT DATA FROM AN EXCEL SHEET
help xlsread doc xlsread

13 years 前 | 0

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matlab in a car
<http://www.mathworks.com/mobile/>

13 years 前 | 1

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Conditional Plotting
y1=0:0.01:1; y2=0:0.01:1; [Y1,Y2]=meshgrid(y1,y2); Z=((Y1 - Y2).*(Y1.^2 + 4*Y1.*Y2 - 6*Y1 + 7*Y2.^2 - 18*Y2 + 12))/12...

13 years 前 | 1

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Unexpected MATLAB operator.( error)
Does your code actually have those carrots in there? >darcy2d If so, remove the carrots and your problem will be solved ...

13 years 前 | 0

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finding nearest vlaue
Kash, You might want to try this. It'll allow for you to do the neighbors of more than 1 number at a time. Just change the v...

13 years 前 | 0

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Curve smoothing using Matlab
help filter doc filter

13 years 前 | 0

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Integrating A Vector (Or rather a series of point values)
x = [0.6 1.3 2 3 4 5]; % Your x values y = [12.6 87.2 74.2 45.3 23.4 14.2]; % Your y values Area = trapz(x,y) % The area...

13 years 前 | 1

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Improving MATLAB code ideas? - cells and matrices
<http://www.mathworks.com/matlabcentral/fileexchange/25977-mtimesx-fast-matrix-multiply-with-multi-dimensional-support> You c...

13 years 前 | 0

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MAT file
What do you want to edit? Do you want to change a variable? Add a variable? Assuming it's the latter, you could just use the -ap...

13 years 前 | 0

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random numbers
help rand doc rand

13 years 前 | 0

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Built-in function diff - methodology
help diff doc diff

13 years 前 | 0

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Basic 2D graph from 3D matrix?
plot(squeeze(A(1,1,:)))

13 years 前 | 4

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提问

Mex error. Collect2 -lstdc++
Hey. I'm trying to compile a mex function, and I'm having a little trouble. Any help would be appreciated. The command is ...

13 years 前 | 1 个回答 | 0

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How many exact decimals can offer Matlab?
Change the display format. Try: format long X % Your variable

13 years 前 | 0

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Plot title with variables on single line
My best guess if that IndexReturns.colheaders is a cell array. Try using curly brackets instead. Example title([IndexRet...

13 years 前 | 1

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rgb2ind function not working
That's odd. Make sure something screwy didn't happen with you path. What happens when you type which rgb2ind It should p...

13 years 前 | 0

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How to plot position vs time
t = 0:1000; % Your time vector x = log(t); % Position is natural log of time plot(t,x) % Plot your data

13 years 前 | 1

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random Gaussian
normrnd(mu,sig,m,n)

13 years 前 | 0

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Computational problem
You might not need to. It sounds like bsxfun would help you out. You essencially want to multiply every element of vector A with...

13 years 前 | 0

提问

Arithmetic to Functional Converter
I was wondering if anyone knows of a way to convert arithmetic to functional synatx. For example, I'd like to convert the string...

13 years 前 | 4 个回答 | 0

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