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Abhishek Saini


Last seen: environ un mois il y a |  Actif depuis 2018

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Programming Languages:
Python, MATLAB
Spoken Languages:
English, Hindi

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Réponse apportée
Attenuation as a Function of Frequency
Hi Dave, I think you already have obtained the answer, but I stumbled on this post and want to comment. Attenuation can be cal...

plus de 2 ans il y a | 1

Question


How to find arc length, angle from the image?
Dear all, I want to find the curve length and curve orientaiton from the image. I performed the image segmentation and convert ...

plus de 2 ans il y a | 2 réponses | 0

2

réponses

Question


Image segmentation and measure segmented features
Hi all, I want to perform image segmentation as described in the research articles in Fig 5 and 6. I have attached the figure f...

environ 3 ans il y a | 1 réponse | 0

1

réponse

Question


direction of flow lines in an image
Hi, I have a 2D image or image data. I want to find the average direction of flow lines with respect to horizontal. how can i d...

environ 3 ans il y a | 2 réponses | 0

2

réponses

Question


2D vector plot from three Euler angles
Hi all, I have x and y coordinates with three Euler angle(/theta, /phi,/Phi) for each location. I want to plot the vector plot ...

plus de 3 ans il y a | 1 réponse | 0

1

réponse

Réponse apportée
Fitting Gaussian keeping max amplitude same
Thanks for your reply. It help me to finalise the code by keeping the singal max amplitude same and shift the s...

plus de 3 ans il y a | 0

| A accepté

Question


Fitting Gaussian keeping max amplitude same
Hi I want to fit multi peak data keeping the maximum amplidute same. I tried smoothening and peak fitting but unable to achinv...

plus de 3 ans il y a | 3 réponses | 0

3

réponses

Question


find an inclined plane from 3D data and plot it
Hi MATLAB Users, I have 3D matrix of 501x501x501. I want to plot the data of the plane at 45 degree passing through point (x=2...

environ 4 ans il y a | 1 réponse | 0

1

réponse

Question


parallel loop in matlab
Hi , I am new to use parfor in MATLAB. I am trying to convert my for loop in to parfor, but getting problem in varaible defini...

plus de 4 ans il y a | 1 réponse | 0

1

réponse

Question


Deconvolution and blind Deconvolution of signal
Dear users, I would like to deconvolve the given output signal shown in figure 1 with a wavelet in figure 2. How can I perform ...

plus de 4 ans il y a | 1 réponse | 0

0

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Question


imagesc from 1D array with coordinates and values
Hi, I have 3 vectors and I want to plot a 2D image using mesh/ imagesc/surf command. But How can I convert 1D array to 2D array...

plus de 4 ans il y a | 1 réponse | 0

1

réponse

Question


Tilted circle in 3D mesh
I have 3D mesh set and I want to give semicurcular region a differnet value. I have done this for vertical semi circle (as shown...

presque 5 ans il y a | 1 réponse | 0

1

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Question


calculate volume under of 3D isosurface plot
I have a 3D matrix data V(201,101,101). I want to calculate the isosurface volume for a particular isovalue. How to calculate t...

presque 5 ans il y a | 1 réponse | 0

1

réponse

Question


Plot 3D matrix
I have 3D matrix of size 200x400x100. The matrix values shows the amplitude in the image. How to plot all the points in a 3D gri...

plus de 5 ans il y a | 1 réponse | 0

1

réponse

Question


find index of points in meshgrid under the line
I have 2D mesh grid of 501*2001. I want to get indices of values for the grid points in straight line to change the values of gr...

plus de 5 ans il y a | 1 réponse | 0

1

réponse

Question


How to convert dependent equation to independent for parallel computing (parfor)
I am trying to run my code using 'parfor' but getting error due to dependent term. How to resolve that. The code similar to be...

presque 6 ans il y a | 1 réponse | 0

1

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Réponse apportée
find points in 3D mesh in th form of semi circular shape to get element number. inpolygon for 3D
I found the following links for finding points inside the 3D volume. https://www.mathworks.com/matlabcentral/fileexchange/433...

presque 6 ans il y a | 0

Question


problem in running mex file
I am unable to run the function InPolygon available at the Matlab webpage < https://www.mathworks.com/matlabcentral/fileexchange...

presque 6 ans il y a | 1 réponse | 0

1

réponse

Question


Extracting 2D plane values from a 3D mesh
I have 3 arrays (x,y,z) of size 243,528,000 each. These array have coordinates in x,y and z respectively. I want to extract the ...

presque 6 ans il y a | 1 réponse | 0

1

réponse

Question


Plotting very large data freeze MATLAB
I have large array 3D data and when I am plotting it using plot and plot3 function MATLAB freezes. Is there any option to create...

presque 6 ans il y a | 1 réponse | 0

1

réponse

Question


find points in 3D mesh in th form of semi circular shape to get element number. inpolygon for 3D
I have attached the 3D data set. I have generated the small data for the testing. ex, ey and ez are the coordinate points in x,...

presque 6 ans il y a | 1 réponse | 0

1

réponse

Question


How to create large data in MATLAB. For large array showing out of memory.
I am trying to generate 3D mesh for my finite element simulation in MATLAB.But due to large number of nodes or array size it is ...

environ 6 ans il y a | 2 réponses | 0

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A résolu


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

environ 6 ans il y a

Question


Determine the condition to find elements inside semi circular region in a rectangular mesh
I have a rectangular mesh of 500000x500000. I extracted the coordinates of the mesh elements. Now I would like to remove element...

environ 6 ans il y a | 1 réponse | 0

1

réponse