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# Turbulence Analysis

##### Last seen: 2 días ago
62 total contributions since 2020

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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...

8 días ago | 0 answers | 0

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answers

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...

13 días ago | 1 answer | 0

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answer

Question

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...

13 días ago | 1 answer | 0

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answer

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, ...

14 días ago | 1 answer | 0

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answer

Answered
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...

14 días ago | 0

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 ...

15 días ago | 2 answers | 0

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answers

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. ...

16 días ago | 1 answer | 0

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answer

Answered
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 ...

16 días ago | 0

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...

17 días ago | 2 answers | 0

### 2

answers

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...

23 días ago | 1 answer | 0

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answer

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...

26 días ago | 0 answers | 0

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answers

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 ...

27 días ago | 2 answers | 0

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answers

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 ...

28 días ago | 0 answers | 0

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answers

Answered
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 ...

alrededor de 1 mes ago | 0

| accepted

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 ...

alrededor de 1 mes ago | 2 answers | 0

### 2

answers

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 ...

alrededor de 1 mes ago | 1 answer | 0

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answer

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...

4 meses ago | 0 answers | 0

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answers

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...

4 meses ago | 2 answers | 0

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answers

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...

4 meses ago | 1 answer | 0

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answer

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...

4 meses ago | 0 answers | 0

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answers

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 ...

4 meses ago | 1 answer | 0

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answer

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...

4 meses ago | 0 answers | 0

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answers

Question

issue with saving matrix in for loop
Hi, I am creating a big matrix 'U' in the for loop as shown below. After this I have to avergae this matrix. As long as, if m...

5 meses ago | 1 answer | 0

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answer

Question

Identify the file number from the folder
Hi, I have set of .bmp files saved inside the folder, it's saved in the seqeunce as follows R00009, R00089, R00198 ... ... R091...

5 meses ago | 1 answer | 0

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answer

Question

time stamp in video files (image to video file conversion)
Hi, I a making video file from set of 500 .bmp image files, the time gap between each image is 0.0002 sec. Here, I would like t...

5 meses ago | 1 answer | 0

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answer

Question

assign op values from matrix
Hi all Is there a way to assign for loop values from the matrix for e.g. for i = x:y, here the value of x and y needs to be as...

5 meses ago | 1 answer | 0

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answer

Question

for loop sequence from the matrix
Hi, I intend to execute the for loop, in which sequence for given index needs to be called from a matrix. For e.g. I have a mat...

5 meses ago | 1 answer | 0

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answer

Question

clarification in for loop with intervals
Hi, I am running the for loop with the intervals as shown below, here at the end of each sequence I need to save the average i...

5 meses ago | 1 answer | 0

### 1

answer

Answered
File processing in for loop
Yes, This is what I was looking .. Thanks..

5 meses ago | 0

Question

File processing in for loop
Hi, I have sequence of the operation which needs to be performed over 1000 files in the for loop. But, here I would like to con...

5 meses ago | 2 answers | 0

answers

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