Answered
plotyyy: third plot as bar
quickest and easiest way would be to edit the plotyy line of the graph to be [ax,hlines(1),hlines(2)] = plotyy(x1,y1,x2,y2,...

10 years ago | 1

Answered
get plot handles from existing legend from 2014b on
you can extract that data in a way like this: figure; originaldata = rand(10); plot(originaldata); h = legend('bla...

10 years ago | 0

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Generate all possible combinations of a few variables of a maximum length using certain mathematical operators/functions?
This is certainly possible and to perform this easily i'd tackle this in two parts. # create function to perform single var...

10 years ago | 0

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I had time 21:09 and i want to generate previous 10 time events like 21:08 to 20:59. so how to implement?
the units of datenum are in days so you need to subtract by the fraction of day. datestr(datenum('21:09')-1/24/60,15) %wil...

10 years ago | 0

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Answered
labeling points on graph
you can use the function text() like here in my example n = [10e21,10e18,10e27,10e36,10e32]; kt = [10000, 10, 1000, 10,...

10 years ago | 1

Answered
How to find these rows in a dataset directly before a sequence of NaNs?
so you can create something like this: sampdata = [2 4 1 20 2 4 2 1 2 4 3 NaN 2 4 4 NaN 2 4 5 NaN...

10 years ago | 0

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What is difference between these two commands of MATLAB.
if you look up the documentation you'll see what the inputs mean. both will give you different P's of the input sizes m x n of ...

10 years ago | 0

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Answered
how can i plot a sine wave with different peak amplitudes
you can add different sine waves together that have different amplitudes and periods. ex: t = 0:.1:100; amp = zeros...

10 years ago | 0

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How to plot like this?
well the first part is easy since sum(your128x128x32matrix,3) will sum your images together. next you can use what was suggeste...

10 years ago | 0

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Answered
Problem with empty text input GUI
odd because if i use this snippet of code: figure, txtbox = uicontrol('style','edit'); %% txt = get(txtbox,'string...

10 years ago | 0

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Answered
Can my ui table also act as my plot legend?
yes you absolutely can. It just takes some basic knowledge of HTML and knowing how to get/parse/extract handle properties. ...

10 years ago | 1

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Answered
Create a matrix (24,72) using 'for' loop.
since it is a nice simple pattern of (zeros for columns that are a multiple of 3) then: DesiredResult = ones(24,72); Desir...

10 years ago | 2

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Answered
How to change values of variable in both increasing and decreasing manner in GUI ?
is this not just setting the max and min properties of the slider to a min value of -10 and max value of 10? example: func...

10 years ago | 0

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how to pick the pair of numbers?
You can use the function nchoosek() (example: nchoosek(1:5,2))) so it has your array 1 through 5 and it'll supply the unique pai...

10 years ago | 0

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Hello, Is there any way that i can lock my models that i create in MATLAB/Simulink? I want to protect my Matlab/Simulink files with password in order to avoid any modifications from other peoples. Thanks
depends on what you're doing and how you're giving them to people. Do you want them to still be able to read them? if not at l...

10 years ago | 0

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How to color a line based on error range
So.... after digging through your code (next time please include a picture of what you're dealing with and why you don't like it...

10 years ago | 0

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Updating text in a GUI
one of the many questions is how long is the calculation? if it is quick enough (i don't know how quick is quick) matlab maynot...

10 years ago | 0

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Density Plot Discrete Points
take a look at the Surface Plots of Nonuniformly Sampled Data section of <http://www.mathworks.com/help/matlab/visualize/represe...

10 years ago | 0

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matlab plot in real time
no idea what you're doing with A or B especially with defining B but then using it as the indexer in the for loop but get what y...

10 years ago | 0

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Csvwrite a matrix with header
simple way is to write the header in using fprintf cHeader = {'ab' 'bcd' 'cdef' 'dav'}; %dummy header commaHeader = [cHe...

10 years ago | 5

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How can I create a bubble different size plot?
you are best off not using markersize. Markersize is unitless and there is not many explanations on how to set it to correspond...

10 years ago | 0

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Change string of pushbutton from radio button callback?
change hObject to handles so set(hObject.btAPPLYFT,'String','DETECT PITCHES..'); turns to set(handles....

10 years ago | 0

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Answered
FFT of a row of data (for a beginner)
convert the data using the function double() y = double(Data(1,:)) you can read up on the different types of numbers and ...

10 years ago | 0

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Answered
I want to read images from a gallery contain 20 color images and then convert these to gray scale images and finding histogram for each,how can I do it? making index for every image!!!
you'll have to do something like this: yourgalleryfolder = 'D:\Master\Research\Practical-Matlab\1\'; imagefiles = dir(fu...

10 years ago | 0

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Sliding window in a matrix
you can perform what you're doing a bit simpler. E = randi(100,6000,3); %my generation of dummy data windowL =500; ...

10 years ago | 0

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Subtracting within a Matrix
you can use the built in function unique to determine this: A =[ 1 0; 1 2; 1 3; 2 3; 2 4; 3 1; 3 6; 4 5] [c1,ia1,ic1] =...

10 years ago | 1

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Answered
I need discover a value using Linear Interpolation.
look up the function interp2. using the example you should get something like temp=McKetta(1,2:end); psi = McKetta(2:e...

10 years ago | 0

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How to assign multiple figures on same code
first of all the tags do not need# as they are already marked as tags, # are used in sites like facebook, twitter, etc. to not h...

10 years ago | 0

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Answered
Model Portability - Troubleshooting Directory Path Error
You probably want to look at the following: pwd %get current working directory addpath %add a path to matlab's list of p...

10 years ago | 0

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How can I add all subfolders to my MATLAB path?
if you take a quick gander at the addpath documentation it'll show you Add Folder and Its Subfolders to Search Path Add...

10 years ago | 11