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How do I create a logarithmic scale colormap or colorbar?
set(gca,'ColorScale','log') https://nl.mathworks.com/help/matlab/ref/matlab.graphics.axis.axes-properties.html#budumk7-ColorSca...
oltre 2 anni fa | 27
How can I recursively process files in subdirectories using MATLAB?
It is high time Matlab updates some of the official answers, as many are outdated. This is an example, as of R2016b, no need fo...
circa 6 anni fa | 3
Reducing Density in Geographical Data
You first have to get the indices of which elements are preserved. With those you can construct new elevation, and length vector...
oltre 6 anni fa | 0
How can I change the colormap for each tab in a tabbed figure?
The code you gave didn't run on my PC because of a problem with viewshed. The following code runs and does not show the problem ...
oltre 6 anni fa | 0
| accettato
How to change the line width for fplot?
Starting in R2016a, you can specify the 'LineWidth' property the same way you do for plot. For example: >> fplot(x1,[0,2],'k','...
oltre 7 anni fa | 10
| accettato
Domanda
Fat and ugly lines in eps export
I have a high resolution map of the world. When I try to export it as an eps with print('-depsc','-painters', '-loose','tes...
circa 10 anni fa | 0 risposte | 0
0
risposteHo to plot a pressure map?
Looks to me like you are looking for an interpolation function to move to a finer grid. See here for the 2D version: <http://mat...
circa 10 anni fa | 0
Domanda
How to generate surface preserving probability density function from histogram
I have a histogram with non uniform bins. From this I would like to estimate a smooth probability density function(basically a...
quasi 11 anni fa | 1 risposta | 0
1
rispostaDomanda
VPA behavior, workaround requested
Does anybody now a workaround for this behaviour of vpa?: syms a b c c=a+b; a=1; b=1; vpa(c) ans = a + b ...
quasi 11 anni fa | 1 risposta | 0
1
rispostaAny recommendation how to vectorize this double for loop?
A couple of things: 1. If size(MM(looper,:),1) is independent of looper (as you suggest?), you can simply precalculate it bef...
oltre 11 anni fa | 0
Domanda
Symbolic array pre-allocation
Symbolic array pre-allocation only allocates pointers as I understood it from reading the forum. This is causing a major slowdow...
oltre 11 anni fa | 1 risposta | 0
1
rispostaDomanda
Most populated range of floating point numbers in array
histc can be used on a floating point array to find the bin with the largest number of elements. However these bins are fixed, a...
oltre 11 anni fa | 2 risposte | 0
2
risposteElegant way to know in which iteration of for I am
This should do it: if (protocol_ID==1 || protocol_ID==4) && n_runs > N_categories( 1 ) .. elseif (protocol_ID==6 |...
quasi 12 anni fa | 0
how to assign the pixel to clusters based on euclidean distance ??
<http://www.mathworks.nl/help/stats/kmeans.html>
quasi 12 anni fa | 0
How to solve 3 equations with 3 unknowns using 'for' loop?
I guess you are meant to solve these equations by iteration? Something like this would do x=1;y=1;z=1; for l=1:30 ...
quasi 12 anni fa | 0
| accettato
Plot at the same figure
The problem are these lines: figure1 = figure('Color',[0 1 1]); axes1 = axes('Parent',figure1,'FontSize',12,'FontName','...
quasi 12 anni fa | 0
| accettato
Problem to add greek chars as ticklabel
It does not seem supported, but there is a work around: <http://www.mathworks.com/matlabcentral/answers/102053-how-can-i-make...
quasi 12 anni fa | 1
| accettato
Extra term in "min" function in while loop
I guess it is a remainder of some old code. It can be removed, it does nothing!
quasi 12 anni fa | 1
How to extrapolate data from a matrix of x axis values and corresponding y axis values?
This is for a linear extrapolation: interp1(x,y,4,'linear','extrap') ans = 2.5000e+03
quasi 12 anni fa | 0
How to plot a circle on top of my plotted image
See this answer <http://www.mathworks.com/matlabcentral/answers/98665-how-do-i-plot-a-circle-with-a-given-radius-and-center> ...
quasi 12 anni fa | 0
3D matrix manipulation. FInd values of given positions
This should do it: sum(matrix2(matrix1~=0))
quasi 12 anni fa | 0
| accettato
Input data from one array to another
The main problem with your code was the double for loop. Even if a match was found, for say j=50; it was overwritten in the seco...
quasi 12 anni fa | 0
| accettato
what is the function of 'eval' ?
Eval can be used to run matlab commands which are not known in advance, but only at runtime. In your example eval executes the c...
circa 12 anni fa | 0
| accettato
getting name of all functions i use in m file (or script)
<http://www.mathworks.nl/help/matlab/matlab_prog/identify-dependencies.html>
circa 12 anni fa | 0
Matlab Cropping Plots to remove whitespace
On the fileexchange there are a lot of functions out there that can do this for you. I use for instance spaceplots <http://www.m...
circa 12 anni fa | 0
| accettato
how to make spatial plot using hdf5-1.8.8 data in matlab R2009b?
It looks like 'temp' is not the right variable to use here and is used for calibration purposes. From the manual <http://122.2...
circa 12 anni fa | 0
Creating a new variable in a loop automatically. Please help!
You can use the eval function to create such variables. However this practice is not recommended and can almost always be circum...
circa 12 anni fa | 0
| accettato
Several vectors as inputs to function
It all depends whether your function BSCall supports vector input. If it does, then just Values=BSCall(S,K,T,v,r) with ...
circa 12 anni fa | 0
How can I substitute values in a matrix if they equal a certain value?
I hope this is what you mean: newmatrix=X1; newmatrix(X1==255)=X2(X1==255);
circa 12 anni fa | 0
How to sort rows of a 2D array, such that all elements along a diagonal are non-zero?
For reference, here is a solution using the backtracking. The main algorithm part is around 20 lines. This is the initial s...
circa 12 anni fa | 1
