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Alexander


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Last seen: 3 días hace Con actividad desde 2022

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German
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Respondida
How to find delay of signal sample
Maybe this would be helpful: https://www.mathworks.com/matlabcentral/answers/2107496-how-to-find-delay-of-signal-sample @Manik...

alrededor de 1 mes hace | 0

Respondida
Reading multiple .txt files and plotting a graph
My ancient approach: clear; fid = fopen('S1.txt','r'); fgetl(fid);fgetl(fid); Titel = fgetl(fid) for(ii=1:44) dyTxt = ...

alrededor de 1 mes hace | 1

Respondida
How can I change the decimal separator when exporting to Excel?
Excel uses the operating system defaults. To change this open a file in Excel and click on the windows butten (top left). Go to ...

alrededor de 2 meses hace | 0

Respondida
How to use an output from on file as input in another file.
Do you mean something like this: function [S,V]=enzymeLeastSquares(r,g); S=sum(r,8) V=sum(g,8) and the calling function migh...

alrededor de 2 meses hace | 1

Respondida
Cutting (dividing) a matrix into a specific number of rows.
Just another approach. Simple but it might be helpful. I assume in the first half of your matrix are x or t, in the second half ...

alrededor de 2 meses hace | 1

Respondida
Can I smoothen the cdfplot() result?
@Mathieu NOE, thank you for remaindig me. This question kept nagging me, but I just forgotten it. Here are some rudimentary apro...

alrededor de 2 meses hace | 1

| aceptada

Respondida
how to open excel files and write data?
Just use "xlswrite(FILE,ARRAY,SHEET,RANGE)" in your loop four times with the appropriate file and sheet name. Of cause you have ...

alrededor de 2 meses hace | 0

Respondida
Loop for Concatenating files *.CSV
I'm really not sure if I understood you correctly, but this might be what you want: load Folder for ii = 1:10 dy = iwant{...

2 meses hace | 0

Respondida
how to enter exponential multiplication with a time dependent array
Do you mean something like that: t=0:0.06:3; fa=10*exp(-5*t) plot(t,fa)

2 meses hace | 0

Respondida
Plot Piecewise function graph
You should change axis([-4\pi 4\pi -4 4]); to axis([-4*pi 4*pi -4 4]); in the first step. Than you can see your complete f...

2 meses hace | 0

Respondida
Graphing the sine graph
t = linspace(0,2*pi,1000); y = sin(t).^2; plot(t,y);

3 meses hace | 0

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Respondida
How to plot polynomial in matlab
Some homework assistance and solution: x = linspace(0,0.8,1000); y = 150*x - 400*x.^2 + 500*x.^3; plot(x,y)

3 meses hace | 0

Respondida
How to find transfer function to a second order ODE having a constant term?
Are you looking for something like this: AnregeAmpl = 1; % mm fmax = 20; % Hz f=0.1:0.1:fmax; ...

3 meses hace | 0

Respondida
normalize(A,"range") function throwing error of "Too many input arguments." in Matlab 2023a.
Move "Q:\matlab-toolbox\geom2d" with pathtool to the bottom and save. If it is in your startup file apply -end like this: addpa...

3 meses hace | 0

Respondida
Need to fit a curve to some data points
Seems to be an exponetial behavior. Use lsqcurvefit to approximate a curve according your needs. My code: dXdata = [1 2 100] d...

3 meses hace | 0

Respondida
Using continous time in Matlab editor
Maybe something simple like that: V1 = 18; % Input voltage R = 7.2; ...

3 meses hace | 0

Respondida
How to find zeros of a function?
If it's not a function but meassured data I would go like this in a first try: x = -3.55:0.0001:3.55; % assuming 10 kHz sample ...

3 meses hace | 0

Respondida
Arduino MATLAB sin function loss of resolution with data
You should define a sample rate in your program, e.g.: const unsigned long AbtastRate = 60000; // 60000 entspricht einer Minute...

3 meses hace | 0

Respondida
How to find out the amplitude and duration of a sine wave of different amplitudes?
Here is another approach as promissed above: clear;clf;commandwindow; fs=1000; % sampling rate [Hz] ts=1/fs;...

3 meses hace | 0

Respondida
How to find out the amplitude and duration of a sine wave of different amplitudes?
Very easy approach with "movmax": clear;clf; fs=1000; % sampling rate [Hz] ts=1/fs; % sampl...

3 meses hace | 0

Respondida
how to use the hanning window to smooth the photon signal
I can't see this effect you mentioned. smooth_data remains the same size as data (I assume data = Photoncounts1). What do you ex...

3 meses hace | 0

Respondida
How can I convert indices into a binary matrix?
Maybe something like the following? fid = fopen('Item.txt'); A = []; while(~feof(fid)) syLine = fgetl(fid); dyA = z...

3 meses hace | 1

Respondida
How Do I Have my Program Accept a Negative Year as Valid
datetime(-1,1,1) answeres 01-Jan--0001 which is correct.

3 meses hace | 0

Respondida
Algorythm for Average of excel data
A very easy approach (as allways): %Algorythm for Average of excel data %https://de.mathworks.com/matlabcentral/answers/208248...

3 meses hace | 0

Respondida
Import CSV from nth row. n is variable across files
I think (the specialists here might correct me) you don't get a ready to use function, that solves your problem. Here a suggesti...

3 meses hace | 0

Respondida
How to convert 30s daily data into hourly data using MATLAB?
Hi Aiswarya, I also can only assume your intention. My solution would be: clear data = dlmread('sample_hourly_shlg_testdata_E...

5 meses hace | 0

Pregunta


In between the years, a PISA question (nothing essential): The last digit of 7^190
Last digit of 7^190, I thought a simple question if you have Matlab. But fprintf('%f\n',7.0^190.0) reports 4 as last digit, bu...

5 meses hace | 1 respuesta | 0

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respuesta

Respondida
Create 30 minute bins by reading time stamps
Whers is this file Data.xlsx from? I think someone has corrupted the "Calculated time" column. In this column is a mixture of fo...

5 meses hace | 0

Respondida
How to get a plot out of a .csv data from a sensor?
My old-fashioned solution, not "fine arts", but works. clear; close all; Lines = char(zeros(30000,40)); % Could be any number ...

5 meses hace | 1

Respondida
Convert a datetime to string
Use mm instead of MM. checkdate = datestr(datelist{1,d},'yyyy_mm_dd') should do the work. As I have not your datelist,...

6 meses hace | 0

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