All Questions
Tagged with legend matlab-figure
86
questions
1
vote
1
answer
58
views
How to make Matlab legend show opaque plot symbols when scatter plot symbols are semi-transparent in the figure
I am trying to create a scatter plot cloud, of which I set the points are all "filled" and semi-transparent by setting "MarkerFaceAlpha=0.1". However, when I export the legend ...
- 29
3
votes
0
answers
97
views
In a quiver plot with ShowArrowHead = 'off', how do I keep the arrowhead from displaying in the legend as well?
When plotting with quiver() and setting the 'ShowArrowHead' property to 'off', the arrowheads aren't shown in the plot (as expected). However, the legend entry still shows an arrowhead.
I would expect ...
- 31
2
votes
1
answer
99
views
How to change the legend string for different subplots?
I would like to add a legend to every subplot as shown below
each legend is theta_(1/2)=5, theta_(1/2)= 10, theta_(1/2)=15,...,theta_(1/2)=60. How can I change the number for each legend?
Q = [16,32,...
- 655
0
votes
1
answer
360
views
How to make two markers share same label in Matlab plots
I am building a MATLAB script to add two markers for a single label similar to below in Python.
How to create two legend objects for a single plot instance? and
Sharing the same label for two plots ...
- 158
1
vote
2
answers
588
views
Is there a way to update the legend as the for goes on?
I've been thinking how I could update in Matlab the legend of my plots as the for goes on, basically, I have a for which creates a graph that is added to the plot (using hold on) in every iteration, I'...
- 13
0
votes
1
answer
901
views
More line styles in Matlab - without markers?
Is there some way to plot more than 4 line styles in Matlab (as it is stated here https://www.mathworks.com/help/matlab/creating_plots/specify-line-and-marker-appearance-in-plots.html), I mean line ...
- 161
3
votes
1
answer
533
views
Adjusting the legend spacing in Matlab
I have slightly lengthy legend titles as shown in the figure below. Is there a way to adjust the location of 'a val' / 'b val' more towards the centre of their title name (move leftwards)?
Similarly ...
- 69
1
vote
0
answers
181
views
Change LineWidth of marker in MatLab
I would like to change the linewidth of the marker independent from the linewidth of the plotted solid line.
By now (see code) I am able to change it in the plot itself.
The legend however is a ...
- 11
0
votes
1
answer
100
views
Change color graphic bar
I have two datasets of data printed on the same graph. What I want is to differentiate the information by putting a legend that indicates the color of each of the two pieces of information in the ...
-2
votes
1
answer
1k
views
How to add plot labels loops in matlab [duplicate]
I have data that I am plotting using a for loop. I dont know how to add a label for each graph to form a legend. This data is a lot and the names will have to be added in a looped manner. Please ...
- 39
0
votes
1
answer
253
views
How to distinguish multiple overlapping lines on MATLAB graphs?
How can I distinguish multiple overlapping lines on MATLAB graphs like this?
2
votes
1
answer
71
views
MATLAB R2019a won't show legend of primitive lines
I have recently changed to a newet version of Matlab (R2019) and when I try to add a legend on my graph I get the following error:
'' Inputs must be the same size or either one can be a scalar.''
The ...
user11607936
-1
votes
1
answer
472
views
Plot for loop legend with fraction
I am using MATLAB R2018b. I have a for loop plot. I am struggling with legend which has fraction in it.
My code and present output:
% Plot
ColorVec = hsv(length(Phi));
markers = {'+','o','*','.','...
- 4,514
3
votes
1
answer
98
views
How can I automatically display a legend so that it touches the border of a corner in a Matlab (R 2019b) plot?
I know how to use the 'Location' input of the legend function, but none of the options put the legend right in the corner, they all leave a small space between the legend and the border of the plots. ...
- 33
2
votes
1
answer
539
views
How to prevent the legend from updating in R2017a and newer?
Since MATLAB R2017a, figure legends update automatically when adding a plot to axes. Previously, one could do this:
data = randn(100,4);
plot(data)
legend('line1','line2','line3','line4')
hold on
...
- 59.4k
2
votes
1
answer
366
views
Matlab: wind rose plot: change legend
I want to plot a wind rose but my data for the wind speed is very low (0-20). I found the WindRose package here (https://se.mathworks.com/matlabcentral/fileexchange/47248-wind-rose) and it gives me ...
- 33
1
vote
0
answers
709
views
How could I rotate in 90 degrees the legend of a plot on Matlab?
I'm creating some plots and I need to rotate in 90 degrees the legend to avoid the overlapping of the legend over the graphic.
I've tried to use the 'Rotation' propriety but I receive the following ...
- 11
3
votes
2
answers
8k
views
matlab : suppress legend entry without removing from Plot Browser
One can suppress a legend entry for a line object h by executing h.HandleVisibility='off' or h.Annotation.LegendInformation.IconDisplayStyle='off'. However, both actions also prevent the curve from ...
- 1,848
4
votes
3
answers
210
views
Legend; text/description before key/colour?
By default MATLAB puts the text part of a legend entry after the sample of what is used in the plot. Is there any way to reverse this? For example, using the below code the first entry in the legend ...
- 634
0
votes
1
answer
473
views
Matlab: Replicate legend location's 'outside' scaling behavior
The preceding figure was produced by the following code:
hold on;
plot([1,2,3,4],[1,2,3,4]);
plot([1,2,3,4],[4,3,2,1]);
legend('foo', 'bar', 'location', 'eastoutside');
Re-scaling the width of the ...
- 539
4
votes
2
answers
629
views
Matlab; Pie chart with 2+ / split legends R2017b
I'm creating a pie chart and ideally want the legend to be displayed horizontally at the top and/or bottom. However, in almost all cases this isn't possible as the legend go off the figure. Therefore, ...
- 634
1
vote
1
answer
158
views
Display surplus legend entries for gscatter plot
how can i display surplus legend entries, that don't have a corresponding group in a gscatter plot?
I.E. display the "Six" in following code:
len = 100;
x = zeros(len, 1);
groups = randi(5, len, 1);
...
- 175
0
votes
1
answer
114
views
Legend entries out of box
I am using semilogx to plot data. Whenever I save the generated graph as an eps or a pdf file, legend entries go out the legend box (see the attachment). However, for .jpg it works fine. Please advise....
- 49
0
votes
0
answers
71
views
Legend displayed wrongly, one entry is out of the box, one is inside
I just wanted to add a very simple legend to my plots. But every time I want to add a legend, it displays it as can be seen in the picture:
One entry has a very long line and the second entry is on ...
- 1
1
vote
1
answer
81
views
How to input legend in figure with one variable?
I have a variable x, whose value is
x=0:3:30;
I want to input a legend as
My code is like
x = 0:3:30;
figure(1); hold on; grid on;
for i=1:length(Var)
plot(f1(val(x)));
end
legend('input 0', '...
- 299
3
votes
2
answers
11k
views
How to decrease the size of the legend in a figure?
The following code plots a figure. The code should work on Matlab >= R2014b. I want to remove the space within the legend. How to do this?
x = 0:0.5:10;
figure; hold on;
plot(x,sin(x), 'Marker', 'o');...
- 215
0
votes
1
answer
229
views
Group plots with error-bars
I have the following code that makes a plot:
dfs = [0 5 10 15 20 25 ];
Intensities = [0.0593 0.0910 0.1115 0.0611 0.0975 0.0715] ;
SE = [0.2165 0.2068 0.2555 0.2479 0.2340 0.2239];
errorbar(dfs, ...
- 452
1
vote
3
answers
643
views
Creating a legend in MATLAB that includes scatter plots and normal plots
I want my legend to include the line from the plot and the marker from the scatterplot. For example,
rest = importdata('test.xlsx');
x = test.data(:,1);
y = test.data(:,2);
xx = min(x):0.001:max(x);...
- 89
2
votes
2
answers
73
views
Move line in legend
I have a cell array with four strings which is used as legend for four individual X,Y plots. One string is very long and therefore divided into a four-line legend by sprintf, The four plot legend is ...
user6110593
2
votes
2
answers
97
views
Putting one legend for many axes
I'm using three axes-Objects to scale my data on the x-axis.
My problem is that i do not know how to get a nice legend for the three plots.
I have to do this cause my real data is sampled with ...
- 23
0
votes
0
answers
37
views
Create two rows legend in Malab simulation [duplicate]
I would like to create 2 rows of legend in Matlab. I would like to draw 2 rows, each row has 8 lines from e(11,k) to e(44,k)
After some reading, I still be stuck on this, Could you help me figure out ...
2
votes
2
answers
893
views
Matlab: How to set color of legend in a scatter plot where each data point gets a different color?
Here is the sample code:
x = rand(100,1);
y = rand(100,1);
score = rand(100,1);
figure;
colormap(flipud(bone));
caxis([0 1])
axis([0 1 0 1])
scatter(x,y,50,score,'+','LineWidth',2);
legend('scores');
...
- 33
1
vote
1
answer
928
views
MATLAB Plot - Legend entry for multiple data rows - getcolumn
Consider the following example:
x = magic(3);
figure(1); clf(1);
plot( x, '-r', 'DisplayName', 'Magic' );
legend( 'show' );
The resulting legend entries in MATLAB R2014a are
getcolumn(Magic,1)
...
- 315
1
vote
3
answers
340
views
Making a legend when some of the data sets could be empty
For my project I have six sets of data to put on a scatter plot, like so:
plot(ax, ay, '.r', bx, by, '.b', cx, cy, '.m', dx, dy, '.c', ex, ey, '.y', fx, fy, '.k');
Sometimes these sets of data will ...
- 27
9
votes
2
answers
1k
views
Why is Matlab placing text spaces in legend using Latex when the figure gets saved as a PDF?
I am trying to put a legend in Matlab figures that include a symbol in Latex. When I plot the figure, the legend looks fine. However, when I export the figure as a PDF, the legend gets spaces put into ...
- 1,143
1
vote
1
answer
467
views
How to place a colorbar in Matlab plot legend Icon
I visualize map overlays in Matlab with some surfaces with RGB texture. It looks like this:
I would like to have better Legend icons that make clear which layer is which. Something like this:
While ...
- 1,890
0
votes
1
answer
562
views
Legend in bar3 in MATLAB
I can't figure out how to create the legends (for colors) in the attached code?
test1=[5 10 7;
1 100 0;
1 3 2];
test2=[10 15 10;
10 80 10;
5 5 15];
test3=[10 10 10;
20 200 20;
...
- 11
3
votes
1
answer
742
views
How to add legend in a highlighted graph?
I want to add legend in a graph G according to different highlighted edges. Is it possible to do it with only one graph G?
Here is a toy example to play with. I have a plot G.
adj =[0 0 1 1 1; % ...
- 81
2
votes
1
answer
2k
views
Choosing specific line to legend in different matlab runs
I have made a simulation that calculates trajectories of objects and plot it.
The figure looks like this:
figure(1)
plot(ArrayRT1,ArrayRT2);
hold on
plot(ArrayRD1,ArrayRD2);
plot(ArrayRM1,ArrayRM2);
...
- 1,829
0
votes
0
answers
306
views
Matlab legend colors don't match lines (2)
I'm experiencing the same problem as on this thread:
Matlab legend colors don't match lines
However, no variation of the solution proposed seems to work on my code...
My code is:
thickness = ...
- 1
0
votes
1
answer
498
views
Matlab: Long, multiline, Legends with latex interpreters
I have several lines in a figure, each of them having their own legend entries. One of the legend entries is quite long, and I need it to split up into lines. Further, since I have some symbols coming ...
- 1
0
votes
1
answer
1k
views
Latex multiline bracket in a Matlab annotation
I'm looking to annotate a figure made with Matlab with some bracket that would wrap around 3 lines. An example is given in the figure linked:
I have succeeded in adding a second legend. But I'm ...
- 403
0
votes
2
answers
833
views
Is it possible to separate the legend entry line into two parts in Matlab
I would like to know if it's possible to separate the line from the legend entry into two different types of lines.
Example : imagine that you have 4 curves : solid black, solid red, dashed black, ...
- 403
0
votes
1
answer
237
views
How to force legend entries as power of 10 in MATLAB
This is an extension of How to change display format of legend in MATLAB.
I am looking for a way to force the legend entries in a particular format. In following code, they are displayed like
...
- 173
3
votes
1
answer
717
views
How to change display format of legend in MATLAB
I am looking for a way to force the legend entries in a particular format. I following code, they are displayed like
Instead I want it like 1e-1,1e-2,1e-3,1e-4, 1e-5.
Is there a way to do this.
...
- 173
5
votes
1
answer
5k
views
Setting a title for a legend in Matlab
The following code is the most Minimal, Complete, and Verifiable example that I could find. My true case is much more complicated:
x = 1:0.1:10;
y = sin(x);
subplot 211
plot(x,y)
[leg,att] = legend('...
- 10.4k
11
votes
1
answer
20k
views
How to have a common legend for subplots?
I am trying to create a figure of subplots. I don't want the subplots to have legends but instead the figure to have an overall legend.
I read that it is possible either by adding a legend only to ...
- 421
0
votes
1
answer
2k
views
name of a variable in legend, matlab
I want the name of my variables in a plot legend in matlab. Is this possible?
my example is:
function example(x1)
figure;
plot(x1.time, x1.value);
legend(x1);
end
now I want to call my ...
- 57
0
votes
2
answers
450
views
Legend each curve in a single figure from a matlab plot
I want to plot four curves in a single figure from matlab, so I am using hold on. Furthermore, I want to create an legend to each curve, so I wrote the code:
clear all
x=linspace(0,10,100);
x2=...
- 205
4
votes
2
answers
1k
views
Make squared in legend instead of lines Matlab
I have the following code, which plots a 'map' using imagesc, and provides a legend, see output attached.
I am trying to replace the lines in the legend with solid squares. My attamps to far leave ...
- 57