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automatically scale display range to eliminate outliers
y = randn(50, 50); y (20, 20) = 1e8; % outlier subplot(121) imagesc(y); % outlier removed colorbar subplot(122) imagesc...

etwa 4 Jahre vor | 1

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Edit legend description and make a dot in on of the character
Try to modify the following: % generate some data data = (1:10)' + randi([3 20], [1 4]); plot(data) legend(["1 $s=u$" "2 $s=...

etwa 4 Jahre vor | 0

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plotting nonlinear equation along real and imaginary axis
Try the following: Re-arrange the equation so that it is polynomial of complex variable z with coefficients being function of r...

etwa 4 Jahre vor | 0

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sum of dirac delta function
syms x t y(x) = dirac(x-1); for i=4:3:200 y(x) = y(x) + dirac(x-i); end z = y(x)* exp(-4*(t-x)); y z

etwa 4 Jahre vor | 0

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how to divide the Dataset into xtrain xtest ytrain ytest
% doc cvpartition data = randn(2310, 25); %cv = cvpartition(2310, 'Holdout', 0.3); %idxTrain = training(cv); %idxTest = te...

etwa 4 Jahre vor | 1

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need to skip iterations in a for loop
L=zeros(1024,1024); % for n=(2:1022:3) % L(1024,n)=1 % end % Set the last row (first end), column 2 to last column wi...

etwa 4 Jahre vor | 1

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Beantwortet
How to calculate the width that contains 60% of the total area of peaks?
load position load Intensity whos plot(x2, Int); hold on % find the max [maxI, idx] = max(Int); maxX = x2(idx) n = length...

etwa 4 Jahre vor | 0

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I need help with plotting
syms t Zc=300; R=100; s=100; v=300/(1*10^-6) tpulssi=s/v k=-1000/tpulssi p=(R-Zc)/(R+Zc) s2=25 tpr=s2/v %heijastuva t...

etwa 4 Jahre vor | 1

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Assigning same color for same value at different plots
x{1}=[0.1 0.4 0.6 0.8]; y{1}=[0.2 0.3 0.7 0.9]; name{1}=["A" "B" "C" "A"]; x{2}=[0.1 0.2 0.4 0.6 0.5 0.8]; y{2}=[0.2 0.5 ...

etwa 4 Jahre vor | 0

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Beantwortet
How do I plot a graph for ϴ for a given range of independent variables?
Assume that r, theta, phi are 3d spherical coordinates. theta is elevation and phi is azimuth. The following is the code to pl...

etwa 4 Jahre vor | 0

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I want to create printouts with exact sizes (1=1")
g = figure; g.Units = 'inches'; g.Position = [1 2 3 3]; % 3 by 3 inches plot(rand(10,1)); saveas('test.pdf'); % You ca...

etwa 4 Jahre vor | 0

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Trying to understand the single-sided FFT
Assume X(k) = FFT(x(n)). Then one estimate of Power Spectrum Density (PSD) of x(n) can be given as P(k) = X(k)^2 / N for genera...

etwa 4 Jahre vor | 0

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Extract data from a table corresponding to specific time
Save your data into a text file: data.txt x = readtable("data.txt"); a= strrep(string(x.Var1) + " " + string(x.Var2), "'", ...

etwa 4 Jahre vor | 0

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How to plot averaged ROC curve?
% Create sample data numPoints = 50; nCurves = 10; x = sort(rand(numPoints, nCurves)); y = (sort(rand(numPoints, nCurves)))....

etwa 4 Jahre vor | 0

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Removing negative values of 3d data
x = load("ggv.mat"); GGV = x.GGV; figure surf(GGV(:,:,2), GGV(:,:,3), GGV(:,:,1), 'EdgeColor', 'none'); xlabel('x'); ylabel(...

etwa 4 Jahre vor | 0

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Beantwortet
How do I crop out a certain part within a matrix of numbers?
Are you looking for this? A = [1 2 3 4 5 ; 4 9 6 3 9; 2 5 4 1 3 ] B = A(2:3, 3:5) %% More general X = [1 2 ...

etwa 4 Jahre vor | 1

| akzeptiert

Beantwortet
How Can I Resolve Plotting Error?
clc; %clear the console clear all; %clear all the variables %%defitions temp=2000; x_2=0.01:0.01:0.99; % Get th...

etwa 4 Jahre vor | 0

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Removing negative values of 3d data
% Your data data = randn(357, 177, 3); % limit to 0 data(:, :, 3) = max(data(:, :, 3), 0); % to limit the surface up to 0...

etwa 4 Jahre vor | 0

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How to show the accuracy on a confusion matrix
You nee to add column and row summaries. Check out the following example from doc. load fisheriris X = meas; Y = species; ...

etwa 4 Jahre vor | 0

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How to graph 4 lines on one plot using a function?
% function th=angle(th) th = [10 30 60 95]; r = [0 1]'; % two points for each angle % i=1:length(th); x=r*cosd(th); y=...

etwa 4 Jahre vor | 1

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Beantwortet
plot the region represented by 'ABS (x) + abs (y)≤1'
If you don't want to derive the boundary of the surface, you can do the following: [xx, yy] = meshgrid(linspace(-2, 2), linspac...

etwa 4 Jahre vor | 0

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Beantwortet
How can I correct if else to not get this error?
The code has some logical errors (with correction below). For the error "Execution of script MATLABex as a function is not su...

etwa 4 Jahre vor | 0

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Removing drift from EMG signal
%% detrend % Remove polynomial trend t = 0:20; x = 3*sin(t) + t; y = detrend(x); plot(t,x,t,y,t,x-y,':k') legend('Input ...

etwa 4 Jahre vor | 0

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3 level nested structs leading to out of memory
It takes ~472MB memory as shown below. a = struct('nestedLevelOne', ... repmat({struct('nestedLevelTwo',repmat({zeros(1,10...

etwa 4 Jahre vor | 1

| akzeptiert

Beantwortet
finding the slope of each segement in a fitted curve
T = readtable('https://jp.mathworks.com/matlabcentral/answers/uploaded_files/963595/t1.txt'); idx = isnan(T.NE); T(idx, :) = [...

etwa 4 Jahre vor | 0

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Beantwortet
How to split data matrix conditionally?
You will not get an matrix for the output since the number of entries satisfying the condition for each column will be different...

etwa 4 Jahre vor | 0

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Different color for each line
% generate some random data x = rand(10, 20); % Generate different colors cmap = jet(20); % Change the colororder coloro...

etwa 4 Jahre vor | 0

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Beantwortet
Best way to export image using Matlab for Latex and Powerpoint - SVG?
For LaTeX, you have the following options in addition to svg: eps file pdf file matlab2tikz/matlab2​tikz (https://www.mathwor...

mehr als 4 Jahre vor | 0

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Plot with two different y axis (text-data)
t = readtable('https://www.mathworks.com/matlabcentral/answers/uploaded_files/961730/Cartel1.xlsx'); head(t) plot(t{1, 2:end}'...

mehr als 4 Jahre vor | 0

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Is there a way to fine-tune the logarithmic scale of an axis?
semilogy(1:5000); grid on % if you want more control h = gca; h.YTick = [1 100 1000 10000]; % skip one tick

mehr als 4 Jahre vor | 0

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