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# harjan

20 total contributions since 2011

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Question

Pixels to inch conversion
Hello everyone, I need to convert the number of pixels into inches(cm)...I know the calculation but if the image is taken as a ...

2 years ago | 3 Answers | 1

### 3

Question

Image processing
Hello everyone...... I have a problem to find intersection point of two curves...If I have FAR(False Acceptance Rate) for 20 th...

4 years ago | 2 Answers | 0

### 2

Question

knn classifier
hi all, I have a doubt regarding knn classification...I have 1x1200 features for every test and train samples. And the length (...

4 years ago | 0 Answers | 0

### 0

Question

Cell2mat conversion
Hi, I have one cell with 256X10 string values...If I want to convert it to matrix of size 256X10(using cell2mat) it contains fu...

5 years ago | 3 Answers | 0

### 3

Question

Image analysis
Hello everyone Can you please say how to perform rotation undoing of an image? If i have the reference image and rotated image t...

5 years ago | 1 Answers | 0

### 1

Question

rotation angle
Hello everybody, I have one rotated image and a reference of that image.How to find out the rotation angle of the image and als...

5 years ago | 0 Answers | 0

### 0

Question

image processing
What is the relationship between gray level of an image to histogram. I know about histogram that implies the number of pixels i...

5 years ago | 1 Answers | 0

### 1

Question

Image Analysis
How to calculate gray percentage of an gray scale image ? Like 50 % gray Level, 32% gray level....Please post your answers....Th...

5 years ago | 2 Answers | 0

### 2

Question

Image analysis
Hello Sir, I have one doubt regarding for loop.I have 256x256 image then after some operations performed, it would produce 32x...

5 years ago | 2 Answers | 0

### 2

Question

Image Processing
Hi 2 all, I have one formula for finding moments But i could not know how to proceed further i.e) how to write matlab code for ...

5 years ago | 1 Answers | 0

### 1

Question

How do I create a halftoning effect in MATLAB?
How to make an image with halftoning effect that uses 75 lpi?

5 years ago | 1 Answers | 0

### 1

Question

Image Processing
Hi 2 all I have 16x16 image i want to convert this to 128x128 image (that means for every 16 bit it must replicate to 8x8 of t...

5 years ago | 3 Answers | 0

### 3

Question

Image embedding
Hi to all Can anyone answer this, I have 256x256 image and i want to embed 32x32 data(using 8x8 cell of 256x256 image to embed e...

5 years ago | 1 Answers | 0

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Question

For loop
hi 2 all, Can anyone say how to reduce execution time of 'for loop' in matlab How to replace for loop?

5 years ago | 2 Answers | 1

### 2

Question

Image Tiling
hi 2 all, Please give the example for mat2cell

5 years ago | 3 Answers | 0

### 3

Image Tiling
I divide the image using mat2cell function

5 years ago | 0

Question

Image Tiling
Hello I have 256x256 image and i need to divide it by 8x8 cell(totally 32 cells) and perform some iterative operations within ...

5 years ago | 2 Answers | 0

### 2

Posted

Halftoning
Hi to all, I have a 8 x 8 periodic threshold matrix and i want to perform halftoning in an 1024 x 1024 image by repeatedly apply...

5 years ago | 576 views

Posted

Elliptic Dot Pattern
Can anyone say How to make Dot pattern as ellipse in clustered halftone image

5 years ago | 635 views

Posted

Elliptic Dot Pattern
Can any one say how to create the dot pattern as elliptical shape in clustered halftoning

5 years ago | 623 views