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Oded Scharf


Last seen: 2 days ago
8 total contributions since 2018

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Question


creating an image by (x,y) coordinates and value (no grid)
Hey, I have a nX3 matrix where the first two colunms are x and y coordinates of the sample point and the third is the value in ...

2 months ago | 1 answer | 0

1

answer

Question


difference between abrupt changes functions
Hey, I'm was trying to find changes in my signal and I used 'findchangepts' function which worked really good (I used both mean...

12 months ago | 0 answers | 0

0

answers

Answered
Delete certain pixels in 3D matrix
I found that using PixelIdxList solves the problem

12 months ago | 0

| accepted

Question


Delete certain pixels in 3D matrix
Hey, I need to clean a video by deleting specific pixels in each frame using 'regionprops'. When I use 'PixelList' in the ind...

2 years ago | 1 answer | 0

1

answer

Question


gene contains only ATGC
I have a list of genes (strings of letters) and I want delete the ones that has letters other than ATGC (N for example). how ca...

2 years ago | 1 answer | 1

1

answer

Answered
long execution time for simple lines like end and vector value addition
Hey, All of the vectors are pre-allocated and there are no inner functions in this function. Im attaching the code and the rel...

2 years ago | 0

Question


long execution time for simple lines like end and vector value addition
<</matlabcentral/answers/uploaded_files/115492/Capture.PNG>> I wanted to make my code more time efficient so looked in the pr...

2 years ago | 3 answers | 0

3

answers

Question


writing a matrix into a .txt file
I have a matrix of 65x10 and i want to open and write 9 txt files (from 2:10) each named by the first row at its column and cont...

2 years ago | 1 answer | 0

1

answer