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fcarl


自 2011 起处于活动状态

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统计学

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Problem reading an image file
If loading a jpeg file with Matlab Function "imread" (imread('name.jpg','jpg') the following error occurs: Warning: Not a JPE...

12 years 前 | 0 个回答 | 0

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memory and time using mat-file
hi, i`ve a question regarding mat-files. I handle a large number of mat-files. Every file is loaded (function load), somethin...

13 years 前 | 1 个回答 | 0

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已回答
Split a vector
I think I did not describe my problem exactly. My aim is to vectorize for example this code: x=10; vec=1:1000; resul...

13 years 前 | 0

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Split a vector
Hi, I have a question regarding vectors: I have a vector of size n and I want to split the vector by a matlab function so tha...

13 years 前 | 2 个回答 | 0

2

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Colour of a line....
Okay I think Erase Mode is the right one. If I use this it doesn`t work. Is there any other parameter I have to change?

13 years 前 | 0

提问


Colour of a line....
Hi, I have a problem with lines in a plot. I want to draw a horizontal dotted line and the dots should hide behind other obje...

13 years 前 | 2 个回答 | 0

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Find a block of ones in a vector
I recognized this ;) the function was helpfull :)

13 years 前 | 0

提问


Find a block of ones in a vector
Hi, I have a simple question but no matlab command for this :). I have a vector containing zeros and ones. I want to find eve...

13 years 前 | 2 个回答 | 0

2

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Manipulate Cell Arrays
Okay. Problem was solved! it has to be: sets{1,1}=[sets{1,1} [3,3]];

13 years 前 | 0

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Manipulate Cell Arrays
Hi, I have a problem regarding cell arrays: I have an cell array named sets of 10 cells. In each cell I want to store arra...

13 years 前 | 2 个回答 | 0

2

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Fitting exponential
I want to give another explanation because I think it is a bit confusing: I have a data trace containing of 15.000 timepoints (e...

13 years 前 | 0

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Fitting exponential
But I also want the "timepoints" between this two "epochs" to be fitted. So that an exponential function goes from timepoint 0 t...

13 years 前 | 0

提问


Fitting exponential
Hi, I want to fit my data with an exponential curve. I use fit and fittype=exp. So far no problem. But now I only want to use ...

13 years 前 | 4 个回答 | 0

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xlswrite
Problem solved. There was another xlswrite-function stored in a package i have imported to matlab :( stupid thing. Thanks fo...

13 years 前 | 0

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xlswrite
thanks for your answer. but it does not work either. without specifying 'A2' it writes the file. but isn`t it possible to give t...

13 years 前 | 0

提问


xlswrite
Hi, I have a question regarding xlswrite in Matlab. The code I use is: xlswrite(['path_dataname'], [1], 'A2'). So I onl...

13 years 前 | 3 个回答 | 0

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Gaussian Filter
Hi Rick, thanks for your answers. I read through the documentation of gaussfir. And I want to ask if I'm right :): I want to c...

13 years 前 | 0

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Gaussian Filter
I`m sorry. By cutoff frequency I mean the frequency where the signal amplitude decreases by a factor of 2 (drop of power by 3dB)...

13 years 前 | 0

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Gaussian Filter
I found the function gaussfir but how do I specify my cutoff frequency (4 Hz)? sampling frequency is 125 Hz

13 years 前 | 0

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Robust regression
I think WFUN is the weighting function for the "penalization" of the residuals!? Or am I wrong?

13 years 前 | 0

提问


Robust regression
Hi, I want to do robfit() but I want to fit an exponential function. Is there any option for robfit to do this? Thanks for...

13 years 前 | 3 个回答 | 0

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Gaussian Filter
Hi, i'm searching for a Gaussian Filter to filter an 1d trace (125 Hz, x-axis:time, y-axis:signal) with a cutoff=4 Hz. Is the...

13 years 前 | 7 个回答 | 0

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USE fft(x) as a highpass filter
Thanks very much! This helped me!

13 years 前 | 0

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USE fft(x) as a highpass filter
Hi Rick, thanks for your answer. I want to show you the case in detail: signal=load(files{i}); time=0.008:0.008...

13 years 前 | 0

提问


USE fft(x) as a highpass filter
Hi, I want to use the fft(x) function to create an highpass filter. I want to ask if the following procedure is correct: 1...

13 years 前 | 6 个回答 | 1

6

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