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# Mepe

Last seen: 8 månader ago Active since 2018

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Contour-plot - Delete lines in legend colorbar
The colorbar for a logarithmic contour plot shows many small intermediate lines that I would like not to include. Can this be re...

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Question

Plot - Delete grid lines between yticks
I assigned manual ticks for a plot (0.2 and 2). Is there a way to remove the gridlines in between (2) and also the small thick l...

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Calculations in the cell array
Given is a cell array where I want to perform calculations (e.g. double all values). The cell array should also be retained for ...

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Scientific notation at y-axis with "ax.YAxis.Exponent"
I want to change the notation of the log y-axis: Here is an example code, which doesn't work: y = [0.1 0.3 0.5 1]; figure(1...

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Scientific notation at y-axis with yticks/yticklabels
I want to change the notation of the y-axis using the commands "yticks" and "yticklabels". But here I would like to use the sci...

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Horizontal line in plot up to a graph
How can I generate a horizontal line starting at x = 0 up to a graph (see figure, red line)? The x, y coordinates are of course ...

ungefär ett år ago | 1 answer | 0

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Adjust measurement data with different vector lengths using interpolation
I have carried out various series of measurements from which I would like to form arithmetic mean values. The problem is that o...

mer än ett år ago | 1 answer | 0

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Calculate mean value from different matrices
Hi there, I have 5 different matrices (10x10000), where I want to calculate the mean value of the individual rows column by col...

mer än ett år ago | 1 answer | 0

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Question

Plot Measuring Results with ERRORBAR
Hello, I would like to display the mean values from various measurements and of course the deviations using "errorbar". Assumi...

mer än ett år ago | 2 answers | 0

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Synchronization / division of sequenced measurement data
Hello, I have measurement data that were recorded in different sequences. Unfortunately I always have a different number. For e...

mer än ett år ago | 1 answer | 0

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Question

Execute several m-files one after the other
For an import routine I would like to execute different m-files one after the other. Here at, the file source is then asked: [p...

mer än ett år ago | 1 answer | 0

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Question

Plot with multiple x-axes - same scaling
Hello, I am currently desperate to try to integrate two x-axes with identical y-axes in a plot ... I have two problems here: ...

nästan 2 år ago | 1 answer | 0

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Question

How to create an underline in text
Given ist following legend: legend('Group 6 MHz \newline{\bff_1} \newline2f_2-f_3 \newlinef_2+f_3-f_4 ', ... '\newlineGrou...

nästan 2 år ago | 2 answers | 0

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Question

Colorbar - Ticklabel with variables
For a contourf plot I would like to adapt the labeling on the colorbar. I want to see the value '0', the min and max values ther...

nästan 2 år ago | 1 answer | 0

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Question

Multiple contour plots with one colorbar
I have three contourf plots in a figure, each with a separate colorbar. Since the colorbars are identical for all plots, I would...

nästan 2 år ago | 1 answer | 0

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Question

Colormap - contourf scaling and color distribution
Hi, I want to plot the matrix M_2f1 with the contourf command (logarithmic scaling). So far this works quite well. But two poi...

nästan 2 år ago | 1 answer | 0

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Question

Variable in plot title
I would like to store a title of a plot as a variable because of loop programming. The running variable is P = M_f1. M_f1 is a ...

nästan 2 år ago | 1 answer | 0

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Question

contourf with more colours
With the function contourf I created the picture below. I would like to have more color gradations in it. I succeeded in the col...

ungefär 2 år ago | 2 answers | 0

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Question

Save error R² of an interpolation curve in variable
A polynomial compensation curve with its coefficients is determined at various measuring points. myfit=fit(x,y,'poly2'); A=m...

ungefär 2 år ago | 1 answer | 0

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Question

Read out parameter values of a polynomial compensation curve.
The following coordinates are given: y=[96.9;67.6;36.1;120.2;40.3;51.7;71.0] x=[216.6;318.33;418.3;535;636.66;753.3;856.66] A...

ungefär 2 år ago | 1 answer | 0

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Question

logarithmic bar chart with variable bases
I would like to use a logarithmic y axis for a bar chart. This goes with the command set(gca,'YScale','log') Now I want to...

ungefär 2 år ago | 0 answers | 0

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Question

Sort certain matrix cells in a vector
Hi there, I would like to read out certain cells from a matrix (Start_Matrix) and write them in a vector (Goal_Matrix). Star...

ungefär 2 år ago | 1 answer | 0

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Two curves in one plot with wrong scaling
I generated a spline code using the curve fitting toolbox: ft = fittype( 'smoothingspline' ); opts = fitoptions( 'Method', 'Sm...

mer än 2 år ago | 0

Question

Two curves in one plot with wrong scaling
I want to show the measurement results of two measurements with a fitting curve in a plot. Now I want both values to start at x-...

mer än 2 år ago | 2 answers | 0

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Question

So far I have solved the equation below with fsolve (with the help of this forum). tau = 0.1 f4 = [3; 2; 6; 8] f8 = [2; 6; 7...

mer än 2 år ago | 1 answer | 0

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Question

Solve equations in a loop with fsolve
Hi there, I have two problems solving an equation: Problem 1: The equation below is to be solved component by component and t...

mer än 2 år ago | 2 answers | 0

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Question

Solving of vectorial equations
Hi there, I have the following problem: Given are two equations: y = 2*x.^2+2*x+5 x = 3*y.^3-C C is a vector constant. No...

mer än 2 år ago | 1 answer | 0

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Question

Plot - fill area under curve with specific x-values.
Hello, The goal is to color the areas in the curve areas where the values of the black dashed line are negative. The data are a...

ungefär 3 år ago | 0 answers | 0

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Question

Data import window - change preferences
In the import window I would like to adjust some default settings (Column vectors, Decimal separators...), so that they are set ...

ungefär 3 år ago | 0 answers | 0

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Plot - Closing the gaps between different curves
Hello, By matlab I would like to evaluate various experimental data. The results are available in different areas (0-5kHz, 5-...

ungefär 3 år ago | 1 answer | 0