# mohammad nemat

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**Content Feed**

Question

replace one bit plane with random image in DCT domain and get DCT inverse

Hi, I want to replace one bit plane with random image in DCT domain and get DCT inverse but I can't get correct image like orgin...

4 månader ago | 1 answer | 0

### 1

answerconvert RGB to YUV and convert YUV to RGB

I want to use YUV, It's not useful for me. why did you say about YCbCr? @DGM

4 månader ago | 0

Question

convert RGB to YUV and convert YUV to RGB

Hi, I want to use YUV because it's lossless when we convert it to RGB but I find this code that cointain two function for this b...

4 månader ago | 3 answers | 0

### 3

answersQuestion

Ho we can Implement Unary compression method and create Unary encoder decoder in matlab?

Hi, I want to Implement the Unary compression method for compressing Grayscale images how I can do that? My main goal is to cre...

6 månader ago | 1 answer | 0

### 1

answerQuestion

How we can maximize PSNR between RGB image and binary(0,1) image?

Hi, I have one RGB image and i want to create binary image from that with maximum PSNR. How i can do that? In another word, Th...

6 månader ago | 4 answers | 0

### 4

answersAfter finding lines, how to find squares in an Image of a chessboard?

hi,i ran this code with this picture but i didn't get this result with detected line. what is this problem and why i can't get ...

10 månader ago | 0

Question

how i can find the chessboard lines and draw on the main image with any solution

hi, i want to find lines in chessboard image and draw them on this picture .can you help me?

11 månader ago | 1 answer | 0

### 1

answerQuestion

how wa can discard 75% of small coefficients after get the DCT conversion of each image block?

Hi, i want to do this step on one image but i don't know how i can discard 75% of smal coefficients after get the DCT, please he...

12 månader ago | 1 answer | 0

### 1

answerQuestion

how i can use wiener filter for delete noise and why i get this result?

hi, i use wiener filter with fourmula but i get this result from noisy picture with degraditon function h . how solve this probl...

ungefär ett år ago | 0 answers | 0

### 0

answersQuestion

how i can delete noise from photo with Constrained Least Square Filtering method?

i want to delete noise from this picture with Destroyer function h.mat in attache with Constrained Least Square Filtering metho...

ungefär ett år ago | 0 answers | 0

### 0

answersQuestion

how i can use Minimum Mean Square Error (Wiener) Filtering for delete noise from this picture with specific degradation function H ?

hi, i want to delete noise with 14*14 function H with wiener filter . can you help me . how i can do this? i attache h.mat f...

ungefär ett år ago | 0 answers | 0

### 0

answersQuestion

How I can zero pad a 14*14 matrix to 682*577 dimension?

Hi, I want to zero pad a matrix with 14*14 dimension to have 682*577 dimensions. I want to data be in center of the new matrix...

ungefär ett år ago | 2 answers | 0

### 2

answersQuestion

how i can run least squares (LS) criterion algorithm on this data?

x1=[0.1 , 1.1 ; 6.8 , 7.1 ; -3.5 , -4.1 ; 2 , 2.7 ; 4.1 , 2.8 ; 3.1 , 5 ; -0.8 , -1.3 ; 0.9 , 1.2 ; 5 , 6.4 ; 3.9 , 4 ;...

ungefär ett år ago | 1 answer | 0

### 1

answerQuestion

how i can draw full line in scatter plot?

clear all close all clc x1=[0.1 ,1.1; 6.8 ,7.1; -3.5,-4.1; 2,2.7; 4.1 ,2.8; 3.1 ,5; -0.8,-1.3; 0.9 ,1.2; 5 ,6.4; 3.9...

ungefär ett år ago | 0 answers | 0

### 0

answersQuestion

Eliminate noise in the form of vertical lines in the image

how i can eliminate noise in the form of vertical lines in this image ? what is the best filter for it and which parameter in p...

ungefär ett år ago | 1 answer | 0

### 1

answerQuestion

problem in Matching two shifted images

Hi, i write this code for compute shift between to picture and match to picture for increase quality. i have error when i want t...

ungefär ett år ago | 0 answers | 0