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Spatial Frequency (FFT) estimation from image intensity profiles
hello and welcome back let's try it with fft (have a doubt you will get a more accurate result though) the results are in ac...
Spatial Frequency (FFT) estimation from image intensity profiles
hello and welcome back let's try it with fft (have a doubt you will get a more accurate result though) the results are in ac...
2 hours 前 | 0
| 已接受
已回答
Improve STFT Plot Clarity
hello @Abo and welcome back ! fist idea with STFT is to maximize the overlap , but anyway the STFT has not the best performan...
Improve STFT Plot Clarity
hello @Abo and welcome back ! fist idea with STFT is to maximize the overlap , but anyway the STFT has not the best performan...
5 hours 前 | 1
| 已接受
已回答
Fringe spacing and frequency from image
hello this is maybe a bit oversimplified but I assumed that I would not make a big error by considering that the fringes are p...
Fringe spacing and frequency from image
hello this is maybe a bit oversimplified but I assumed that I would not make a big error by considering that the fringes are p...
4 days 前 | 2
| 已接受
已回答
Comment afficher une valeur en fraction?
Bonjour @KINGANGA voici une possibilité : % Given decimal number decimalNumber = 0.33333333333; % Find the closest intege...
Comment afficher une valeur en fraction?
Bonjour @KINGANGA voici une possibilité : % Given decimal number decimalNumber = 0.33333333333; % Find the closest intege...
5 days 前 | 0
已回答
How do I find the corner points of an mask
hello let's try with detectHarrisFeatures : not really super efficient I admit , I will propose alternatives ... im = imrea...
How do I find the corner points of an mask
hello let's try with detectHarrisFeatures : not really super efficient I admit , I will propose alternatives ... im = imrea...
7 days 前 | 0
已回答
Problems encountered when using sph2cart
hello I could not find any quiver issue (tried to reproduce it my way) , but at the end I suspected maybe you need to invert t...
Problems encountered when using sph2cart
hello I could not find any quiver issue (tried to reproduce it my way) , but at the end I suspected maybe you need to invert t...
7 days 前 | 0
已回答
How to specify the color of each face independently? Either using plot3 or waterfall plot
let's try something %Data x = [3 4 5 6 7 8]; y = 1:10; z = [0.557668282000000 0.338441078000000 0.234647830000000 0.1715715...
How to specify the color of each face independently? Either using plot3 or waterfall plot
let's try something %Data x = [3 4 5 6 7 8]; y = 1:10; z = [0.557668282000000 0.338441078000000 0.234647830000000 0.1715715...
8 days 前 | 1
| 已接受
已回答
how to print a table with hearders all aligned to the center of each column
see attached a nice formatting piece of code for this job example code : data = 1e2.*rand(5,4); fmt = {'%.3g'}; col_header...
how to print a table with hearders all aligned to the center of each column
see attached a nice formatting piece of code for this job example code : data = 1e2.*rand(5,4); fmt = {'%.3g'}; col_header...
8 days 前 | 0
已回答
How to shift lines to their correction positions (I need to correct figure)
so finally and hopefully I found somehow a path to the solution first problem was to find the best position and slopes for the...
How to shift lines to their correction positions (I need to correct figure)
so finally and hopefully I found somehow a path to the solution first problem was to find the best position and slopes for the...
11 days 前 | 0
| 已接受
已回答
Bivariate colorscale for color plot
hello maybe this ? I simply assumed for the demo that f and g would be describing a circle in a 2D space the second plot is...
Bivariate colorscale for color plot
hello maybe this ? I simply assumed for the demo that f and g would be describing a circle in a 2D space the second plot is...
11 days 前 | 1
已回答
Writing a loop to compute Indices
hello see basic demo below select which option you want overlap = 0*buffer_size; % overlap expressed in samples (a. For th...
Writing a loop to compute Indices
hello see basic demo below select which option you want overlap = 0*buffer_size; % overlap expressed in samples (a. For th...
15 days 前 | 0
已回答
Spider Plot with Standard Deviation as shaded region
hello again I just created a quick and dirty slightly modified function (sorry for messing it ! ) , so I could suggest this - ...
Spider Plot with Standard Deviation as shaded region
hello again I just created a quick and dirty slightly modified function (sorry for messing it ! ) , so I could suggest this - ...
18 days 前 | 1
| 已接受
已回答
SDOF time history analysis
if you need a code to perform some spectral analysis and integration (to get velocity and displacement) you can try this : ...
SDOF time history analysis
if you need a code to perform some spectral analysis and integration (to get velocity and displacement) you can try this : ...
19 days 前 | 0
已回答
Correct way to calculate the dominant frequency of time series signal?
hello I was happy at the beginning to share this code , but your signal is so short (in terms of how many cycles are in the wh...
Correct way to calculate the dominant frequency of time series signal?
hello I was happy at the beginning to share this code , but your signal is so short (in terms of how many cycles are in the wh...
20 days 前 | 0
已回答
how to plot all zeros on xaxis?
hello this could be one solution, but it's very basic (for the moment) as all x points are displayed with the same spacing , w...
how to plot all zeros on xaxis?
hello this could be one solution, but it's very basic (for the moment) as all x points are displayed with the same spacing , w...
21 days 前 | 0
| 已接受
已回答
How to get the values of x axis only visible at the bottom subplots?
hello maybe this ? (all credits to this answer , adapted to your question : Plot - Remove axis ticks but keep grid lines - MA...
How to get the values of x axis only visible at the bottom subplots?
hello maybe this ? (all credits to this answer , adapted to your question : Plot - Remove axis ticks but keep grid lines - MA...
21 days 前 | 0
已回答
Help with code to fit a BlackBody to data to find temperature
hello seems to me this was a minor issue in the way you code BB, do not use at the same time T as an array and a variable in t...
Help with code to fit a BlackBody to data to find temperature
hello seems to me this was a minor issue in the way you code BB, do not use at the same time T as an array and a variable in t...
21 days 前 | 1
| 已接受
已回答
An update about my Code
hello Danny that looks quite similar to another answer of mine : Read values from fvtool graph - MATLAB Answers - MATLAB Cen...
An update about my Code
hello Danny that looks quite similar to another answer of mine : Read values from fvtool graph - MATLAB Answers - MATLAB Cen...
22 days 前 | 0
已回答
How to use pwm with lqr controller?
hello again I am not sure what it brings here to convert your linear outputs to pwm , but a simple demo below if you want to t...
How to use pwm with lqr controller?
hello again I am not sure what it brings here to convert your linear outputs to pwm , but a simple demo below if you want to t...
22 days 前 | 0
已回答
How can I replicate this plot using the supplied equations?
hello do you mean the last plot ? here a simple code that replicate it : (there is still a bit of work if you want all the...
How can I replicate this plot using the supplied equations?
hello do you mean the last plot ? here a simple code that replicate it : (there is still a bit of work if you want all the...
25 days 前 | 0
已回答
Enter multiple values for a single variable
hello and welcome back after all this time In my eyes you are not solving an equation you just computing the numerical output ...
Enter multiple values for a single variable
hello and welcome back after all this time In my eyes you are not solving an equation you just computing the numerical output ...
25 days 前 | 0
| 已接受
已回答
Data must be a single matrix Y or a list of pairs X,Y
hello maybe this ? I prefer to avoid using i and j as loop indexes as those letters usually are reserved as the iamginary un...
Data must be a single matrix Y or a list of pairs X,Y
hello maybe this ? I prefer to avoid using i and j as loop indexes as those letters usually are reserved as the iamginary un...
26 days 前 | 0
已回答
Overfitting of computational model in experimental data
hello fminsearch can be quite sensitive to IC, so even a slightly sub optimal IC value can lead to lack of performance / robus...
Overfitting of computational model in experimental data
hello fminsearch can be quite sensitive to IC, so even a slightly sub optimal IC value can lead to lack of performance / robus...
26 days 前 | 0
| 已接受
已回答
Read values from fvtool graph
hello I am not sure you can retrieve the data (mag,phase) from fvtool object , but you can use freqz instead now both code b...
Read values from fvtool graph
hello I am not sure you can retrieve the data (mag,phase) from fvtool object , but you can use freqz instead now both code b...
28 days 前 | 0
| 已接受
已回答
islocalmax2: problems understanding 'MinProminence'
hello just fyi I tried with this fex submission (and no smoothing ) peaks2 - find peaks in 2D data without additional toolbox...
islocalmax2: problems understanding 'MinProminence'
hello just fyi I tried with this fex submission (and no smoothing ) peaks2 - find peaks in 2D data without additional toolbox...
1 month 前 | 0
已回答
How to make a curve fill the whole plotspace
hello try this : have log spaced x vector (with power of 10 limits) should do the job (fastest fix) and 500 to 1000 points ...
How to make a curve fill the whole plotspace
hello try this : have log spaced x vector (with power of 10 limits) should do the job (fastest fix) and 500 to 1000 points ...
1 month 前 | 0
已回答
extract data from a 3D matrix using a window
hello there is one Q array per startInd value so either you use Q in a for loop without indexing (if you can tolerate to overw...
extract data from a 3D matrix using a window
hello there is one Q array per startInd value so either you use Q in a for loop without indexing (if you can tolerate to overw...
1 month 前 | 0
已回答
I want to connect the ends of the white contour in the image to form a complete circle, eliminating the gaps.
hello sorry , this is a "no image processing" code - it may or may not correspond to your needs , but it does the job ! hop...
I want to connect the ends of the white contour in the image to form a complete circle, eliminating the gaps.
hello sorry , this is a "no image processing" code - it may or may not correspond to your needs , but it does the job ! hop...
1 month 前 | 0
已回答
How to keep one signal fixed in dynamic time warping (dtw)?
hello in case that may answer the question this is a home made buffered xcorr approach hope it helps ! clc clearvars s...
How to keep one signal fixed in dynamic time warping (dtw)?
hello in case that may answer the question this is a home made buffered xcorr approach hope it helps ! clc clearvars s...
1 month 前 | 0
已回答
Make calculation on line profile (Intensity) through object on image
hello Jason hope you are doing well see my suggestion below hope it helps ! % load data y = readmatrix('LineProfile')...
Make calculation on line profile (Intensity) through object on image
hello Jason hope you are doing well see my suggestion below hope it helps ! % load data y = readmatrix('LineProfile')...
1 month 前 | 0
| 已接受
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