Question

contour plot in matlab
I have Matrix B of size 8 x 72. this belongs to the data collected at difefrent axial heights (y) and radial(x) positions. For...

presque 3 ans il y a | 2 réponses | 0

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Question

Convert values in the cell to array using cell2mat
I have 72 x 1 cell named let's say output1, each cell got 8 x 1 entries. Now, I intend to store each 8 x 1 entries into the sepe...

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Question

Assign values in the cell
Hi, I have the 72 x 1 cell named output 1 (attached here). As shown in the attachment, some cells got empty matrix, I intend ...

presque 3 ans il y a | 1 réponse | 1

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A répondu
Read set of .dat files in for loop
I tried as follows, It's working perfectly.. P = 'Y:\processed'; F = fullfile(P,'a060_b*_C_mu.dat'); S = dir(F); for k = 1:...

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Read set of .dat files in for loop
Hi, I have set of .dat files as follows a060_b000_C_mu.dat a060_b003_C_mu.dat a060_b006_C_mu.dat a060_b009_C_mu.dat . . ...

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Question

Issue in plotting binary image boundaries with real axis values
Hi, I have extracted the image boundaries from binary image and mm). I am able to diplay the binary image with real axis values...

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Question

how to get x and y components of normal vector of curve like this??
I am trying to get the x and y components of the normal vector in the curve similar to the one attached here, any idea how to im...

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Question

Curvature estimation in contour extracted from gray image
Hi, I have the edges/contours extacted from the gray image, now I intend to estimate the curvature. For e.g., I have attached...

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Question

Find curvature of the image boundary
I intend to find the curvature of the boundaries (obtained from edge dtection) of the image as shown here.. Could somebody hel...

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Question

non uniformity correction in images
Hi, I have set of images in which non uniformity in the intensity needs to be corrected. Here the object is illuminated by the...

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How to find the /check whether the image is symmetry or not ??
Hi, I looking into a way to check the whether the given image is symmetry or not ?? For e,g, attached figure. Note - All of my...

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Question

Matlab crashes/closes unexpectedly while saving the matrix
Hi, I am running my codes in the Matlab that installed in the server. My code deals with processing 5000 files in a for loop, ...

presque 3 ans il y a | 1 réponse | 0

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A répondu
contour extraction from the image
Actually, the idea is to retain the values pertain to outer boundary for each image, the preallocation erases the previous the i...

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Question

contour extraction from the image
Hi, I have the image from which I need to extrat the outer contour. My image is saved in the matrix name h..(also .mat file is ...

presque 3 ans il y a | 2 réponses | 0

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Question

Edge/Boundary extraction from the image
I am trying to extrcat the outer boundary of the image attached here. Could someone help me with how to do this is in matlab. ...

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A répondu
intensity correction in images
Many thanks.. I have tried, but didn't get the desired results.. I have attached the corrected image, which I have got I have ...

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Question

intensity correction in images
Hi, I intend to correct the intensity in the images which arises due to the non uniformity in the illumination source. As ill...

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Question

create circular mask and assign zero outside the mask in an image
Hi, I have the series of images (e.g. input image.jpg), in which I have to create the circular mask (mask.jpg) and make all the...

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Question

Stack multiple 2D images to single image
Hi, I have multiple 2D images as attached here (e.g. S0001.bmp; S00002.bmp; S00003.bmp). I intend to stack these images at diff...

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Question

stack multiple 2D images
Hi, I have 2D images pertaining to different Z positions (lets say 10 mm, 20 mm, 30 mm etc), Now I would like to stack images ...

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Question

stack plot in matlab
Hi, I intend to creat stack plots. For instance, I have x, y plot corresponds to different Z positions, how to reprsent all in ...

presque 3 ans il y a | 1 réponse | 0

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A répondu
insert text in for loop operation
Jan, Thanks for your answer. Actually, I am saving images in .bmp format as shown below.. Essentially for each iteration it ...

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Question

insert text in for loop operation
I intend to insert text to each image saved during for loop operation. I have for loop runs from i = 1:1:200 ; lets say for ...

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Question

Insert text to the image in for loop
Hi, I am trying to insert text to the series of images being generated for each iteration in for loop. For instance, lets say ...

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Question

Issues with streamline plot
Hi, I am plotting velocity vectors and streamlines using the below code. I getting the proper velocity vectors, but not streaml...

environ 3 ans il y a | 1 réponse | 0

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Question

How to plot streamline for velocity data??
Hi, I need to plot velocity vectors along with streamline. For velocity vectors, I have used quiver() as shown below which wor...

environ 3 ans il y a | 2 réponses | 0

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Question

how to use partial derivative in fraction form in latex intepreter
Hi, I intend to use ∂u/ ∂x in colorbar, could someone help me on how to represent this is in latex interpreter ??? c.Title.St...

environ 3 ans il y a | 2 réponses | 0

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Question

difference in size of first image processed in for loop
Hi, I am saving set of images in a folder uisng for loop operation, here, my first image always saves in different size.. For e...

environ 3 ans il y a | 1 réponse | 0

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Question

extract column index of a particular values in the matrix
Hi, I got 1 x 10000 matrix named x1 (attached here), I intend to extrcat the indices of the colum which got the values in the ...

environ 3 ans il y a | 1 réponse | 0

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Question

Error in vorticity calculation using curl function
Hi, I am comparing the vorticity contours evaluated from velocity data using matlab's curl () function and pivmat's vec2scal fu...

environ 3 ans il y a | 1 réponse | 0

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