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laurent jalabert


Last seen: 1 month 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....

7 months 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...

11 months 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...

1 year 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...

1 year 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...

2 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

2 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....

2 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

2 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...

2 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...

2 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...

2 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...

2 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...

2 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...

2 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...

3 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...

3 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...

3 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...

3 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 ...

3 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...

3 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; ...

3 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 ...

3 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...

4 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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