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Thomas


13 total contributions since 2013

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Answered
diff gives back one less valor
It cannot give 6 elements since it calculates differences between successive elements and for 6 input values there are only diff...

3 years ago | 0

Question


Howto clip a scatter plot to axes with limits
Hi, i have some scatter data and i'd like to scatterplot it with user defined *axes limits* and *"equal axes"* . However, if ...

3 years ago | 2 Answers | 0

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answers

Answered
Varying input variables in a GUI
I dont know much about sliders, but can't you simply plot a surface plot of f(b,e)? Like [grid_e grid_b] = meshgrid(-.3...

3 years ago | 0

Answered
Read csv file and remove some strings
Thats easy - don't. Just truncate the matrix: A = A(:,1:2) e.g. extract all rows and columns 1-2.

3 years ago | 1

Answered
how can i calculate or track the free space in the image buffer?
There is a function called "memory". See the docs.

3 years ago | 0

Answered
How to color an area at plot surface...
I found a better way... try x=1:10; f=x.^2; g=x.^2+1; patch([x x(end:-1:1)], [f g(end:-1:1)],'y') This sets up x=1....

3 years ago | 0

| accepted

Question


Symbolic expressions: abs(x^(1/3)) =?= abs(x)^(1/3)
I have Matlab 2011b and when i do this: >> x = sym('x') x = x >> abs(x^(1/3)) ans = abs(x)^(1/3) the...

3 years ago | 2 Answers | 2

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Answered
Multiple trisurf plots with different colours
You can set your color range to manual to prevent auto-scaling: caxis manual after the first before the second surf. How...

3 years ago | 0

Answered
Saving values in parfor loops
I assume it doesn't really crash with an error but it takes close to forever to output that many files...(?) I don't know a...

3 years ago | 0

| accepted

Answered
How to color an area at plot surface...
You could use sth like area(g); hold on; area(f); and then select f's fill color to be the backgroud color. Of...

3 years ago | 0

Answered
why do i get an error while using arcsin(x) function?
It is asin, not arcsin.

3 years ago | 0

| accepted

Question


How to tell Matlab to give real cube roots instead of complex ones?
I am using symbolic math toolbox (Matlab2011b) to do some geometric computations to derive an expression for a geometric length....

3 years ago | 3 Answers | 0

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