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Domanda
What does this error message mean?
I've got two vectors: times = 0 0.0005 0.0050 0.0500 0.5000 5.0000 mittel = ...
quasi 10 anni fa | 3 risposte | 2
3
risposteCalculate max(diff(A)) fast and memory efficient.
Just as a comparison: I implemented the for loop way in Julia: elapsed time: 0.016319368 seconds
circa 10 anni fa | 0
Domanda
Calculate max(diff(A)) fast and memory efficient.
Say I have a giant array A of 2 gb and I want to make something like an analog edge-detection: [max, index] = max(diff(A))...
circa 10 anni fa | 3 risposte | 0
3
risposteDomanda
How do i calculate the frequency of signal with low sampling rate
I've got a sinusoidal signal with a low sampling rate: x = 0:0.2*pi:6*pi; y = sin(x) -0.25 + 0.5* rand(size(x)); Is...
circa 10 anni fa | 1 risposta | 0
1
rispostaDomanda
How can I calculate max and min in degree?
I've got an Array with my Phase Phi in degrees:[ 170°,179°,180°,-179°...] ranging from -180° to 180° and I want to calculate how...
oltre 10 anni fa | 2 risposte | 0
2
risposteDomanda
Improper Arguments. Waitbar Error
I have problems using my waitbar. This is the code I want to run: h = waitbar(0,'uiae'); for file_num = 1:numel(files)...
circa 11 anni fa | 0 risposte | 0
0
risposteDomanda
Vectorizing the creation of an offset vector
Is there any possibility to vectorize this piece of code: BIN_1 = 7; C = randi(10,1000,1); offset_vec = zeros(size(C...
circa 11 anni fa | 2 risposte | 0
2
risposteHow to reduce the time to calculate the inverse of a matrix
I think the inv function implemented by Mathworks is as fast as it gets for the general purpose. There are two inv-functions in ...
oltre 11 anni fa | 0
Domanda
Optimize this program on a GPU
I'm trying to speed up my program on a GPU. But it is much slower than the CPU version, although I use a very powerful GPU. I ha...
oltre 11 anni fa | 1 risposta | 0
1
rispostahow do i sort a single row in terms of descending terms
If you only want to sort the first column have a look at B = sort(A,dim) http://www.mathworks.de/de/help/matlab/ref/sor...
oltre 11 anni fa | 0
How can you separate incoming serial data?
I don't have an Arduino, so I couldn't test it. But how about that: c_str=regexp(C,'?','split');
oltre 11 anni fa | 0
| accettato
BASIC STATISTICS RELATED QUESTION - Regression and Correlation
Use the curve fitting toolbox to make a linear fit with all your points and throw out all which are further away than the standa...
oltre 11 anni fa | 0
Why the slow response when switching between windows?
I experience the same if I have huge arrays in the memory. "clear" usually fixes this.
oltre 11 anni fa | 0
Domanda
Why is Matlab not abled to run this as a parfor loop?
I want to run a loop like this as a parfor loop. In my eyes it shouldn't matter in which order the different iterations are call...
oltre 11 anni fa | 1 risposta | 0
1
rispostaDomanda
Matlab Error: Message Catalog Matlab:interpreter was not loaded
I have got a very strange error in Matlab and it doesn't seem to be directly related to my program. Matlab doesn't even give me ...
oltre 11 anni fa | 1 risposta | 1