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Jonathan Bijman


17 total contributions since 2019

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Question


why does appear this error: "Unable to open file 'C:\Users\jonat\Desktop\Clean\~$2019-04-26 Clean.xlsx'?
Hello everyone I have a command that allows to read excel files, and when I apply run, appears an error that I don't get why ap...

20 days ago | 1 answer | 0

1

answer

Question


How can I modify appearence of multiple plots?
Hi everyone I have these commands for plotting 6 variables with its deviations standards respective. x = linspace(0, 54, numel...

1 month ago | 1 answer | 0

1

answer

Question


How can I select items in a double list?
Hi everyone! I have a variable which is (105 x 1 double) and I need to select from the first item to 3rd, from 4th item to 6th ...

1 month ago | 2 answers | 0

2

answers

Question


How can I calculate average from specific rows to another rows in a datatable?
Dear community I'm trying to design a script, in order to calculate the average from the 1st to 3rd row, then from the 4th to 6...

1 month ago | 0 answers | 0

0

answers

Question


How can I plot 2 graphs with errorbar each one?
Dear community I'm plotting 2 graphs and I want to put errorbar in each plot. How can I do that? Thanks!

1 month ago | 1 answer | 0

1

answer

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How can I plot 2 vectors of different length?
Hello everyone It could be the question sounds stupid, but I have 32 data (which correspond to averages of 9 measurements) and ...

1 month ago | 2 answers | 0

2

answers

Question


how to separate strings from a datatable?
Hello everyone I'm trying to separate strings from a datatable, of one specific column that contains this for instance: 2019-...

1 month ago | 2 answers | 0

2

answers

Question


Unable to perform assignment because the indices on the left side are not compatible with the size of the right side.
Dear community, help with this. Voc=Clean(:,7); a=Voc(1:3); j=1;k=9; t=length(Voc); for i=1:t; v= Voc(j:k,1); a=c...

1 month ago | 1 answer | 0

1

answer

Question


How to import several files of excel into a table in Matlab?
Dear community When I use the function "import data", only allows to import one excel file. The issue is, I have several excel...

1 month ago | 1 answer | 1

1

answer

Question


how do I plot average and deviation standard at the same time?
Dear Community: I have doubts about how to plot the average and deviation stantard at the same time (with errors bars). Which s...

1 month ago | 1 answer | 0

1

answer

Question


How do I plot the average and standard deviation of a specific variable of a file within several excel files?
Dear Community Please help me with guidance. I have a folder with many excel files and I found a way to load all that files in...

2 months ago | 0 answers | 0

0

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Question


How to load several and multiple files and plot them?
Dear community I´m working with multiple data and I´d want to plot: One specific column from every files v/s time. Every file...

2 months ago | 0 answers | 0

0

answers

Question


How to make a step function from 2 volts to 2.5 volts in matlab using Arduino? (without Simulink and step matlab function itself)
Hi everyone Recently I asked how can I make a step function with writePWMVoltage in arduino MEGA 2560 and matlab. The idea is ...

6 months ago | 2 answers | 0

2

answers

Question


How can I make a loop for sending a signal in form of step, using only Matlab and Arduino Mega 2560 (not Simulink nor step function itself)?
Hi everyone I'm working with arduino Mega 2560 and Matlab and I'm using the function "writePWMVoltage" for sending a specific v...

6 months ago | 0 answers | 0

0

answers

Question


How to save voltage data as a array in Matlab, using a Arduino MEGA 2560 board?
Hello everyone I appreciate if you can help me with this issue. I'm working with Arduino MEGA 2560 and I'm using the following...

6 months ago | 1 answer | 0

1

answer

Question


Why there is no data acquisition devices available?
Hello I´ve been working with USB 1208FS and appears a message, like this "no data acquisition devices available" I downloaded...

6 months ago | 0 answers | 0

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