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laurent jalabert


Last seen: 6 days ago |  Active since 2018

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Answered
Error using getframe in one of my computers
I have same problem with Error using getFrameImage Problem while processing in an OutputHelper. setupPrint() not called com....

1 year ago | 0

Answered
How to define a custom equation in fitlm function for linear regression?
please check carefully your expression, cause you use log10 and log (I guess neperian log here) log10(Qs) in equation and logQs...

1 year ago | 0

Answered
IR Thermal Mapping FLIR Camera
an IR camera is measuring a flux, and mainly the emissivity. But emissivity depends on the materials in your image, so without a...

1 year ago | 0

Answered
Plot a single pixel's (or pixel region's) intensity over frame number of a monochrome video
I would like to improve this program, because when I create about 20 points to be monitored, the loop duration can reach 50sec p...

2 years ago | 0

Question


implay a video and draw n points with ginput
Hello, I have intensively tried to find any code to do that, but I could not find. So I am sorry to post my question here. I h...

2 years ago | 1 answer | 0

1

answer

Question


fitting with y and x dependent variables
I have 2 columns of universal data X and Y. I can plot an universal Y as a function of X. Now, X = x / Xc. And Y = y / Yc. x...

2 years ago | 0 answers | 0

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answers

Answered
Count number of sheets in excel file
d = uigetdir(pwd, 'Select a folder'); DATA = dir(fullfile(d, '*.xlsx')); [status,sheets] = xlsfinfo(DATA.name); sheets = shee...

3 years ago | 0

Answered
How to export or copy figures (.fig or .png) files to PPT from MATLAB script?
I use exportToPPTX and it works well https://fr.mathworks.com/matlabcentral/fileexchange/40277-exporttopptx

3 years ago | 2

Answered
How can I get the 95% confidence interval for the 3 parameters of a Weibull distribution?
Dear Anas, I am not specialist for this question. I found this function for Wiebull + 3 parameters https://www.real-statistics....

3 years ago | 1

Answered
Plotting three related data sets with three axes and one line
https://fr.mathworks.com/help/matlab/creating_plots/graph-with-multiple-x-axes-and-y-axes.html

3 years ago | 0

Answered
ToHow can we subtract two graphs using a command...?
as the coordinates of each points of those 2 graphs are probably not matching, I suppose that you can use linspace or spline fun...

3 years ago | 0

Answered
mat to xlsx conversion
YourArray = [col1;col2;...]; % vectors varNames_ARR = {'col_1';'col_2';...}; %strings - header of your vector column (do not us...

3 years ago | 0

Answered
Export already created table with headers to PowerPoint
you can try this function (stefslon-exportToPPTX-b2a106d): exportToPPTX https://fr.mathworks.com/matlabcentral/fileexchange/4...

3 years ago | 1

| accepted

Answered
How can I get the 95% confidence interval for the 3 parameters of a Weibull distribution?
I am not sure but : if you define the Weibull function and use the Non Linear Regression fit (fitnlm) in Statistics/Machine Lea...

3 years ago | 0

Answered
how to calculate this equation?
Hello, maybe I did not understood your problem cause l4=P4-P3; and you want to solve: (P4-P3)⋅(P4-P3) - l4^2=0, which means (P4...

3 years ago | 0

| accepted

Answered
How to define a custom equation in fitlm function for linear regression?
To proceed with a custom function it is possible to use the non linear regression model The example below is intended to fit a...

3 years ago | 0

Answered
How to obtain Std of Coefficients from Curve Fitting
you can maybe use polyfitn https://fr.mathworks.com/matlabcentral/fileexchange/34765-polyfitn

3 years ago | 0

Answered
How can I save the MATLAB Command Window output to a text file?
diary_name = strcat(datestr(now),'_diary.txt'); diary_folder = pwd; diary(diary_name) disp(datestr(now)) diary off (I am n...

4 years ago | 0

Answered
Why doesn't legend location have "center"
It is just a remark : sometimes, placing the legend in the center of a blank graph is useful. Especially when having the sam...

4 years ago | 0

Answered
Write sigma in uicontrol / text
list of greek characters : https://sites.psu.edu/symbolcodes/languages/ancient/greek/greekchart/ For displaying \Theta in a gui...

4 years ago | 0

Answered
How can i convert image sequence to video
thank you for your explanations, I think you'd better keep this code as it is, because it works well, and also it is quite gener...

4 years ago | 0

Answered
How can i convert image sequence to video
well, usually, people who want to make a video from a sequence of photos, they are considering photos having similar length and ...

4 years ago | 0

Answered
How can i convert image sequence to video
as you can see, I just found the lines defining the image size in the MakeVideo.m code, and modify accordingly to prevent disto...

4 years ago | 0

Answered
How can i convert image sequence to video
OK I got it at line 499 of your code : % Define the output size videoRows = 1458; %1080; vidColumns = 1385; %1980; ...

4 years ago | 0

Answered
How can i convert image sequence to video
thank you so much, it works very well. I have just one concern : the images size is not kept when converting to video. Is there ...

4 years ago | 0

Answered
How to Publish matlab outout and code in pdf.
mypublish https://fr.mathworks.com/matlabcentral/answers/92096-how-can-i-print-line-numbers-when-i-use-the-publish-command-in-m...

4 years ago | 0

Answered
matlab 2019b plot zoom in does not work
same problem, using subplot programmably on R2018b. But zoom in is sometimes working, and sometimes not, while running exactely ...

4 years ago | 0

Question


legend in loop for data and fit
dear all, I am trying to create a legend using a for loop and plotting both data and fit for each set. So I have alternative...

5 years ago | 0 answers | 0

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answers

Question


fitting with my function
Hello, I would like to fit experimental data using my own fit function. My function depends on 2 parameters (p1,p2) that I woul...

5 years ago | 1 answer | 0

1

answer

Answered
how do I modify the axis in plot(x,y)?
hello, what about a function to modify the xTicks label with a non-linear function of x ? For example, displaying the grid as ...

5 years ago | 0

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