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Last seen: 2 years ago |  Active since 2016

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Question


How display different blocks of the images in one figure?
I have divided image into blocks. How to display it using one figure only?

3 years ago | 2 answers | 0

2

answers

Question


Mat file contains 350 values. How to convert large mat file into csv file?
Hello, I have .mat file which contains 350 values. Now I want to convert .mat file into .csv file. How to do it?

5 years ago | 1 answer | 0

1

answer

Question


How to do K fold cross validation of images having different categories?
I have images of 10 different categories. Each cateogry consist of 100 images. I have extracted texture and shape features for a...

5 years ago | 0 answers | 0

0

answers

Question


How calculate recall for images retrieval based euclidean distance method?
I have images belongs to 5 categories. Each category consist of 100 images. I have calculated three features for each image. The...

6 years ago | 0 answers | 0

0

answers

Question


How to find blockwise mean of HSV local histogram for an image?
I have converted an image from RGB to HSV color space and divided it into 3 * 3 blocks using following code. HSV = rgb2hs...

6 years ago | 1 answer | 0

1

answer

Question


what is the formula to divide an image into number of blocks?
I know how to divide image into blocks using Matlab. But I want to know generalized formula to divide an image into blocks.

7 years ago | 2 answers | 0

2

answers

Question


How to find centralized sub image from an image?
I have an image and divided into 2 * 2 grid. Now I want to get centralized sub-image of the same image so that I can find out th...

7 years ago | 1 answer | 0

1

answer

Answered
How to store resize images into new directory?
srcFiles = dir('E:\img\*.jpg'); % the folder in which ur images exists for i = 1 : length(srcFiles) filename = strcat('...

7 years ago | 6

| accepted

Question


How to read sub-bands of level 0 and level1 of wptree created using wpdec2?
I have applied wavdec2 two-dimensional wavelet packet analysis function to an image ([t,d] = wpdec2(X,3,'db1'); ). I want to ca...

7 years ago | 0 answers | 0

0

answers

Question


How to calcualte psnr of images of two different size?
I am having one image 0f 500 * 500 size. I have resized it to 250 * 250. How to calculate psnr between two images?

7 years ago | 1 answer | 0

1

answer

Question


How to resize image without changing aspect ratio of the images?
I have collection 100 images. Each image is of different size and I want to make all images of the same size with changing aspec...

7 years ago | 0 answers | 0

0

answers

Question


How to check color image linear or nonlinear?
I have 24 bit RGB image. I want to check whether it is linear or nonlinear. How to check it.

8 years ago | 1 answer | 0

1

answer

Question


How to calculate single average of all rows and single average of all columns of image?
I am having a gray image of size 256 by 256 and want to calculate row and column mean. I am able to calculate column mean of ima...

8 years ago | 1 answer | 0

1

answer

Question


How to do and plot histogram equalization of rgb image?
I am have read rgb image and separated r,g,b values %Split into RGB Channels Red = image(:,:,1); Green = image(...

8 years ago | 1 answer | 0

1

answer

Question


How to divide color image into blocks and calculate mean and std of each block.
I want to divide color image into 5 * 5 blocks. For each block I want to calculate mean and std. How to do it?

8 years ago | 1 answer | 0

1

answer

Question


Problem in resizing the image
I resized the image to 300 * 300 using following code im = imread('E:\flower1\img.jpg'); k=imresize(im,[300,300]); im...

8 years ago | 1 answer | 0

1

answer

Question


How to store resize images into new directory?
When I resize single image and store into new directory, it is working properly filename='E:\img\xyz.jpg'; im = imread('...

8 years ago | 1 answer | 1

1

answer

Question


Getting rows and columns of image
I have color jepg image. I got the following output for imfinfo >> I=imfinfo('D:\images\im.jpg'); >> I I = ...

8 years ago | 1 answer | 0

1

answer

Question


Factors to make Images of the same size.
What factors we need to consider for making all the images of the same size?

8 years ago | 0 answers | 0

0

answers

Question


How to plot graph for kmeans?
I have data in array. Then I have applied kmeans algorithm on the data using id=kmeans(arr,3) where arr will consist of data poi...

8 years ago | 1 answer | 0

1

answer

Question


How to store strings into array?
I am reading filename from directory and want to store it into array. srcFiles = dir('E:\abc\*.bmp'); % the folder in whic...

8 years ago | 2 answers | 0

2

answers

Question


What the imfinfo function of matlab return size of compressed or uncompressed image?
I imfinfo function of the matlab return the size of image in bytes. I want to know whether it returns size of the compressed or ...

8 years ago | 1 answer | 0

1

answer

Question


How to take summation of different bins of histogram
I am new to Matlab. I have created three separate arrays rarray,garray,barray to store RGB values of an image. After this I have...

8 years ago | 2 answers | 0

2

answers

Question


How to write own standard deviation function.
I have read the color image. Then separated RGB values into three different arrays. After that I have written my own function to...

8 years ago | 3 answers | 0

3

answers