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lvn


Last seen: 7 months 前 自 2013 起处于活动状态

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已回答
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...

6 months 前 | 27

已解决


Block average
Given a matrix, calculate the block average of each disjoint sub-matrix of the same size. Assume that the size of the matrix alo...

1 year 前

已提交


Conservative regridding
Interpolates/regrids the 1D (interval) or 2D (surface) data onto a finer grid so that the total/average is conserved

2 years 前 | 3 次下载 |

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已解决


Positive Infinity
Round the array a towards positive infinity

4 years 前

已解决


Length of a short side
Calculate the length of the short side, a, of a right-angled triangle with hypotenuse of length c, and other short side of lengt...

4 years 前

已回答
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It is high time Matlab updates some of the official answers, as many are outdated.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...

4 years 前 | 3

已回答
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...

4 years 前 | 0

已回答
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 ...

4 years 前 | 0

| 已接受

已回答
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','...

5 years 前 | 10

| 已接受

已解决


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

6 years 前

提问


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...

8 years 前 | 0 个回答 | 0

0

个回答

已回答
Ho 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...

8 years 前 | 0

提问


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...

9 years 前 | 1 个回答 | 0

1

个回答

提问


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 ...

9 years 前 | 1 个回答 | 0

1

个回答

已回答
Any 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...

9 years 前 | 0

提问


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...

9 years 前 | 1 个回答 | 0

1

个回答

提问


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...

9 years 前 | 2 个回答 | 0

2

个回答

已回答
Elegant 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 |...

10 years 前 | 0

已回答
how to assign the pixel to clusters based on euclidean distance ??
<http://www.mathworks.nl/help/stats/kmeans.html>

10 years 前 | 0

已回答
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 ...

10 years 前 | 0

| 已接受

已回答
Plot at the same figure
The problem are these lines: figure1 = figure('Color',[0 1 1]); axes1 = axes('Parent',figure1,'FontSize',12,'FontName','...

10 years 前 | 0

| 已接受

已回答
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...

10 years 前 | 1

| 已接受

已回答
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!

10 years 前 | 1

已回答
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

10 years 前 | 0

已回答
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> ...

10 years 前 | 0

已回答
3D matrix manipulation. FInd values of given positions
This should do it: sum(matrix2(matrix1~=0))

10 years 前 | 0

| 已接受

已回答
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...

10 years 前 | 0

| 已接受

已回答
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...

10 years 前 | 0

| 已接受

已回答
getting name of all functions i use in m file (or script)
<http://www.mathworks.nl/help/matlab/matlab_prog/identify-dependencies.html>

10 years 前 | 0

已回答
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...

10 years 前 | 0

| 已接受

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