Respondida
Scaling of Normal distribution - area under 'nompdf'
The trapz function can take the independent variable value as the fiirst argument (it otherwise assumes a step size of unity). ...

más de 1 año hace | 1

| aceptada

Respondida
How should I plot a square wave signal by utilising fourier series?
A relatively straightforward approach to creating a square wave pulse train from sinusoids is to do something like this — Fs =...

más de 1 año hace | 0

Respondida
Statistical Test for decaying signals
‘... each time point on each curve is produced by averaging from 100 taken data points ...’ The statistical test depends on w...

más de 1 año hace | 0

Respondida
How do Transfer my license from a 2015 Intel MacBook Air to a 2022 M2 MacBook air.
First, if you haven’t already done so, check the System Requirements to be certain R2017a will run on your new laptop. Then che...

más de 1 año hace | 0

| aceptada

Respondida
How to smoothen the noisy part of the data?
See if using the filloutliers function will do what you want — clc clear all close all %% Data have been sorted in x and ...

más de 1 año hace | 0

| aceptada

Respondida
3D vector plot having starting and ending points
It would help to have your code. The way I usually plot vectors in 3-space — x = [1 2]; y = [3 4]; z = [2 8]; figure ...

más de 1 año hace | 0

Respondida
Find average average value of data
To get the mean of each row, calculate the mean across dimension 2 (column size) — x=[ -81.12 -78.91 -73.64 -79.26 -155.66 ...

más de 1 año hace | 0

| aceptada

Respondida
Standard deviation for RMS comparison of two windows
Root-mean-square (RMS) calculations are best suited to estimate the D-C amplitude of a signal over long periods or the entire si...

más de 1 año hace | 0

Respondida
How can I calculate three different shaded areas?
Try this — T1 = readtable('example.xlsx') for k = 1:2:size(T1,2) xv = T1{:,k}; yv = T1{:,k+1}; idxrng = (xv ...

más de 1 año hace | 0

| aceptada

Respondida
How to use Matlab to find a pressure in a temperature and density spreadsheet using the nearest density value.
It would help to have your data. Use the scatteredInterpolant function to find (and if desired, plot) any value you want with...

más de 1 año hace | 0

Respondida
fplot with two y-axis
This seems to work — Sp = @(t) (5+sin(2*pi*log(t)))/750; St = @(t) (1+cos(1.5*pi*log(t)))/500; figure (10) yyaxis left f...

más de 1 año hace | 1

| aceptada

Respondida
Having trouble printing variables I use as inputs to a function.
The problem is that the ‘mass’ value provided to ‘MyFun2’ is zero, since the value being passed to it is ‘m’ and not ‘mass’ and ...

más de 1 año hace | 0

| aceptada

Respondida
synthetic data follow specific distribution
Choose the appropriate distribution and select the related function that produces random numbers. Examples are normrnd, poiss...

más de 1 año hace | 0

Respondida
Regarding precision and numerical instability in MATLAB
The problem of 16 parameters with 10 equations is not going to result in unique values for the 16 parameters, regardless of the ...

más de 1 año hace | 0

Respondida
Why does the value of tolerance stop at n=2 (third value of the iteration) within the while loop?
The loop appears to be working correctly. Adding ‘Check_Convergence’ and examiining the results demonstrates this — clear;c...

más de 1 año hace | 1

| aceptada

Respondida
How do I manually set color of individual datapoints of figure ?
Stiill lacking your data, I am guessing at the problem and proposing a solution. Try this — x = (0:14).'; ...

más de 1 año hace | 0

Respondida
Turn tables in a loop into a single cell array
Perhaps something like this — for k = 1:numel(OPALData) F = fullfile(OPALData(k).folder,OPALData(k).name); % I...

más de 1 año hace | 0

| aceptada

Respondida
fprintf not printing to command window when asking for input.
When I run your input line, it prints this to my Command Window: Enter the number of the song you wish to play --> and then...

más de 1 año hace | 0

Respondida
How do I manually set color of individual datapoints of figure ?
One option is to specify a colormap and then index into it — cm = turbo(5); Fs = 1000; t = linspace(0, 301, 302).'/Fs; E = ...

más de 1 año hace | 0

Respondida
Finding peaks in a very noisy signal
Your signals have broadband noiise, so a frequency-selective filter is not going to apply here. The Savitzky-Golay filter (or w...

más de 1 año hace | 0

| aceptada

Respondida
Loop for reading and extracting data from a single line of multiple text files.
I generally do something like this — files = dir('*.txt'); for k = 1:numel(files) txt = fileread(files(k).name); ...

más de 1 año hace | 0

| aceptada

Respondida
Monthly to annual totals
This is straightforward with the accumarray function — Y = 1960:1999; M = 1:12; Data = [[repmat(M(:), numel(Y), 1) repelem(Y(...

más de 1 año hace | 0

Respondida
Trouble Plotting Basic Function
It appears to be coded correctly. How is it supposed to appear? X = -4:0.01:10; Y = X.^3 - (sin(X)) - (exp(X)); figure...

más de 1 año hace | 0

Respondida
How to search and find array in array?
The ismember function is doing exactly what it should. You need to examine ‘bigArray’ tto understand its output. Try this — ...

más de 1 año hace | 0

| aceptada

Respondida
Update the number of columns needed for my times table
It would heelp to have your .csv file and a description of what you want to do. Also, it might be easiier to do this in a table...

más de 1 año hace | 0

| aceptada

Respondida
Segregating an EMG signal based on activation
It would help to ahve the data. Lacking it, I’ll create some. I generally approach ensemble problems such as yours like this...

más de 1 año hace | 0

| aceptada

Respondida
Phase Plots Dropping when quadrant changes
Use either the angle function or atan2d for this. The angle function returns the angle of a complex variable in radians, so you...

más de 1 año hace | 0

Respondida
How to remove border from MATLAB figure
It might be easier to do that when you first create the spectrogram. Try something like this — Fs = 1000; L = 10; t = li...

más de 1 año hace | 0

Respondida
How to plot a 3D contour plot when the contours is a forth vector
Use the contour3 function. If ‘A’ is a list of the contour levels, all the MATLAB contour functions accommodate defining the c...

más de 1 año hace | 0

Respondida
Customizing plots that are matrices of column vectors?
It is reelatively straightforward to change the markers (and other propeerties) after plotting. Try something like this — ...

más de 1 año hace | 0