# matlabuser12

2014년부터 활동

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Using findpeaks to find peaks and troughs, how can I make sure that I always find a peak then a trough?
[Maxima,MaxIdx] = findpeaks(Peak,'MinPeakHeight',mean(Peak),'MinPeakDistance',10); Mins=1.01*max(Peak)-Peak; [Minima,Min...

거의 8년 전 | 답변 수: 0 | 0

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Build an array with different column lengths
Have one large data set (3333x1 double) and am trying to section out rows based on certain index values. If I have say 10 index ...

거의 8년 전 | 답변 수: 1 | 0

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How to compare the length of two matrices and pick the shorter one?
have two nx1 matrices that I want to say for whichever matrix is shorter use that length.

거의 8년 전 | 답변 수: 1 | 0

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How to plot into a PNG image?
I have a script that plots a 3x3 grid of values as a colormap: Data = [1:1:9; 1 2 3 4 5 6 7 8 9; 1 2 3 4 5 6 7 8 9 ;1 2 3 ...

대략 8년 전 | 답변 수: 0 | 0

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Have a floorplan picture I want to plot time spent per area for a day as a heatmap
I have a picture of a floor plan, that is sectioned off into a 3x3 grid. I also have time spent in each grid zone (1-9) for a da...

대략 8년 전 | 답변 수: 0 | 0

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Matlab to write binary files?
I am using an old dos program that states in its documentation: input files (*._IN) are in binary Format. They cannot be edi...

대략 8년 전 | 답변 수: 2 | 0

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What is the simplest method to "tag" start and end rows of data in my csv for easy parsing through matlab?
I collect data with an NI Daq and then read in the csv to matlab for processing. the csv has ~10columns and the last column has ...

대략 9년 전 | 답변 수: 0 | 0

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Using reshape to get a block averaging of data when it is not divisible by the block?
Have varying data sets of varying lengths i want to block average (every 10 points), block max/min, stdev, etc. How can I use re...

대략 9년 전 | 답변 수: 2 | 0

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Grabbing numbers from a string
I have a data set where some numbers are numbers like (124,456, 987) and others are numbers with an letter on them like (123P,23...

대략 9년 전 | 답변 수: 1 | 0

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Trying to cycle through my variables with a for loop.
for i=1:20 Data = sprintf('Data%i',i); DataNew(:,i) = mean(Data); end I have 20 Data arrays labeled Data1-Data20...

대략 9년 전 | 답변 수: 1 | 0

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How to play my video while my graph animates?
I am trying to update a graph animation in sync with a played movie. How do i structure the while loop so that when the movie(.....

대략 9년 전 | 답변 수: 1 | 0

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Running two portions of a script simulateneously?
I am trying to update a graph animation in sync with a played movie. How do i structure the while loop so that when the movie(.....

9년 초과 전 | 답변 수: 0 | 0

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Setting current directory as save location for executable guis?
I have a gui that performs an xlswrite function and creates a file called summary.xlsx in a folder. When I turn this into an exe...

9년 초과 전 | 답변 수: 1 | 0

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Adding full figure edit options to an executable?
I have a matlab executable which generates a plot in a figure, but the figure only has bare minimum options available (legend, z...

9년 초과 전 | 답변 수: 2 | 0

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How to play video at specific timestamp?
Have a video that I want to play in a figure but at a specific time, like start 10 seconds into the video for example.

9년 초과 전 | 답변 수: 1 | 0

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Table data is not editable at this location, why won't this checkbox let me check it?
f = figure; columnname = {'X' , 'Y'}; Selection = {'A','B','C','D','E'} [vals{1:numel(Selection),1}]=deal(false) ...

9년 초과 전 | 답변 수: 0 | 0

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you can do it outside the command line by going to import data on the main ribbon, or using some sort of file read. I'm not sure...

9년 초과 전 | 0

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Creating a dynamic plotter on the gui
I have a struct of data which basically has a a data name (like Task A, Task B, etc) and each name corresponds to a data set wit...

9년 초과 전 | 답변 수: 0 | 0

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Single function like stepinfo but for general stats?
I really like how stepinfo gives me the characteristics of my data in a single line. Is there a similar function that will give ...

9년 초과 전 | 답변 수: 1 | 0

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Insert a changing number into a variable in matlab?
I am defining some variables based on gui inputs, like so: day1name=get(handles.day1name,'String'); day1start = da...

9년 초과 전 | 답변 수: 2 | 0

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How to maniplulate data in one array if conditions are met in another array?
I have an array of numeric data, and I have another with the string headers of that data. these two arrays match in terms of wha...

9년 초과 전 | 답변 수: 2 | 0

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Can matlab be programmed to create flow diagrams like yEd but with math?
yEd creates flowchart type diagrams, or network diagrams. But it does not have a math option where you can sum values coming in ...

9년 초과 전 | 답변 수: 1 | 0

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Have a list of strings that I want made into checkboxes on my gui
I have a txt file with strings in them like so Text Text2 Text3 and so on. I want to have the gui read in the txt f...

9년 초과 전 | 답변 수: 0 | 0

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Add value in column to previous?
data_input=[1;1;1;1;1;1;1] data_output=[1;2;3;4;5;6;7] how can i achieve this with a for loop? basically take the prece...

9년 초과 전 | 답변 수: 1 | 0

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Lowess smoothing has 49,226 calls , taking forever, anyway to speed up?
I found the problem. In my smooth call: I am doing a double smoothign for both the (x,y) variables. so it is comparing all of th...

9년 초과 전 | 0

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How can I interpolate my data?
http://www.mathworks.com/help/matlab/math/interpolating-scattered-data.html what do you mean by interpolate this data and fin...

9년 초과 전 | 0

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Lowess smoothing has 49,226 calls , taking forever, anyway to speed up?
I have an array that is 24613 cells of data and I am trying to run: if true Smooth=smooth(GraphTime, Data(:,1),800,'l...

9년 초과 전 | 답변 수: 2 | 0

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Convert Excel String time to number
My excel spreadsheet that I am reading into matlab with xlsread has text for the time in the format of 11:23:23 AM for example. ...

거의 10년 전 | 답변 수: 2 | 0

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Place text between vertical lines on graph
never mind i am retarded and can just do (task1+task2)/2 to place it between all my tasks...

거의 10년 전 | 0

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Place text between vertical lines on graph
I have several lines on my graph made like so: if true line([Task1 Task1],[0 500],'Color',[0 0 0], 'LineStyle','--'); li...

거의 10년 전 | 답변 수: 1 | 0

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