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Nikan Fakhari


Last seen: 9 Tage ago Active since 2020

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Matrix index replance of non Nan value
Hi there, I have a matrix x = [5 6 7;8 9 10; 11 12 NaN] and another matrix with same as x, y = [1 4 7;2 5 8; 3 0 9]; an...

etwa 2 Monate ago | 1 answer | 0

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answer

Question


Number of pixels while modifying freehand on a figure
Hi there, Is there a way so matlab contniously display the number of the pixels within ROI as Im modyfing the shape (shape of ...

3 Monate ago | 1 answer | 0

1

answer

Question


Add a user define property to freehand object
Hi there, I know that Freehand object does not have a rotatable property like drawrectangle. Can anyone tell me please how ca...

3 Monate ago | 1 answer | 0

1

answer

Question


Continuous rotation of freehand object on matlab figure
Hi there, I have displayed a ROI on the figure using freehand function and now I want the program to puase and wait for me to ...

3 Monate ago | 1 answer | 0

1

answer

Question


copy Freehand object from a figure and pate into another figure
Hi there, I have used the drawfreehand function in matlab using the command below to draw an roi in my figure and save it: z...

3 Monate ago | 2 answers | 0

2

answers

Question


Image registration and motion correction
Hi there, We have acquired an ultrasound sequence with approxamtely 1200 frames and due to the fact that there were lots of ha...

4 Monate ago | 1 answer | 0

1

answer

Question


Column multiplication of two 2D matrices.
Hi there, I have two quite large matrices with the following sizes: A = rand(94037,2240) B=rand(2240,2240) I would like to ...

9 Monate ago | 2 answers | 0

2

answers

Question


Multiplication of large matrices
Hi there, I have two matrices that are relarively lagre (each one is 94,340 X 2240) and I need to multiply them together. I un...

10 Monate ago | 2 answers | 0

2

answers

Question


Creating a non-square diagonal matrix
Hi there, I have a vector A that contains 2240 elements and I wanted to create a non-square diagonal matrix out if (B) tha...

10 Monate ago | 2 answers | 0

2

answers

Question


Extracting xy coordinate points from a matrix, based on a limit for x.
Hi there, I have a xy matrix as follows that contains x and y points. From xy matrix I would like to extract points that their...

etwa ein Jahr ago | 1 answer | 0

1

answer

Question


Ultrasound Image processing of blood flow
Hi there, I am supposed to write a code that models a blood flow between two stationery tissue, To generate the data before ...

etwa ein Jahr ago | 0 answers | 0

0

answers