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# Muhamed Sewidan

### Mansoura University

17 total contributions since 2019

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Solved

Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

9 months ago

Solved

Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

9 months ago

Solved

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:...

9 months ago

Question

How can I color something in an image with a specific color?
I have the following image, and segment all the fringes (the black vertical lines) to select them for coloring them letter, but ...

9 months ago | 1 answer | 0

### 1

Question

How can I recombine two color channels after separating all the channels?
I separated the color channels of an image, and i want to combine every two channels again without the third, how can I perform ...

10 months ago | 1 answer | 0

### 1

Question

Can anyone help me to reconstruct this image?
I have many images (like the following image) that contain some vertical lines, I want to reconstruct them to have a better imag...

10 months ago | 0 answers | 0

### 0

Question

How can I reconstruct an RBG image?
I have the following image. Is there any way to reconstruct this image without all the noise and the blurring in it (with the s...

11 months ago | 2 answers | 0

### 2

Question

How can I make matlab identify a specific feature in an image?
I have two images I want matlab to process them; first one: a white sheet with few black dots (like domino cards), I want Matlab...

11 months ago | 0 answers | 0

### 0

Question

Every time I want to add labels to my colorbar, it says there is an error with the property, can any one help me?
c= colormap; colorbar('ticks',[19.5,24],'ticklabels',{'Valley','Hill'}) it says error in the last row, can anyone help me?

1 year ago | 0 answers | 0

### 0

Question

How to draw a cylinder that has an irregular cross section and changing along the cylinder length?
I need to draw a cylinder that has a different radius around the rotation axis, and these radii change along that cylinder, thes...

1 year ago | 1 answer | 0

### 1

Question

How to make a 3D reconstruction of data from laser diffraction?
I have a data from a laser diffraction technique used to study a polymeric fibre, and I want to create a 3D construction for thi...

1 year ago | 0 answers | 0

### 0

Question

How can I make Matlab measure a specific distance in a given image?
I have an image like this, and I need Matlab to measure the distance under the fringe shift.

1 year ago | 0 answers | 0

### 0

Question

What does FFT do to the image?
What does it mean when all the cells values become complex ? and after using abs command for the first 10 rows, the values in t...

1 year ago | 0 answers | 0

### 0

Question

How to learn the deep learning in Matlab?
how can I learn to use the deep learning in Matlab? and what do I need to learn it?

1 year ago | 0 answers | 0

### 0

Question

Is there any way to cut or delete a part in an image?
I have an image that contains a lot of undesired spots, dots and lines. Like this. Is there any way to remove them without ...

1 year ago | 0 answers | 0

### 0

Question

How to remove the RGB noise from image?
I have some RGB images that contain many red, green and blue dots, How can I reomve them without affecting the quality, contrast...

1 year ago | 1 answer | 0