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# preet

Active since 2012

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how to do inner rotation of image?
for rotation i am using imrotate() function. padding is used in this rotation so size of image will increased this is the outer ...

nästan 9 år ago | 1 answer | 0

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Question

A problem with quantization of HSI space
here H(0-360), S(0-1),I(0-1) . i want to divide in this way 12*3*3 .12-h,3-s,3-i if I want to convert RGB in 4*4*4 , i am ...

ungefär 9 år ago | 0 answers | 0

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Question

How to calculate the L-infinity norm , or what is L-infinity norm
hello , i want to find the distance between two pixels of same color (here color is quantized color).How do L-infinty help ...

ungefär 9 år ago | 1 answer | 0

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Question

gradient image of multi -spectral image
http://www.mathworks.in/matlabcentral/fileexchange/32623-gradient-image-of-multi-spectral-image/content/colgrad.m when i trie...

ungefär 9 år ago | 1 answer | 0

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Question

how to scale the array type double of range [-1,1] to [0,1] and [0,360] to[0,1]
i want to scale my values which are in range of [0,360], [-1,1]to [0,1]

mer än 9 år ago | 5 answers | 0

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Question

edge detection in HSV .
As we know to calculate the edge detection in HSV color space firstly we have to convert HSV in Cartesian coordinate system.can ...

mer än 9 år ago | 1 answer | 0

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Question

how to compare the color image to another color image in directory?
i have a directory of 2500 color images. i want to compare each image with others to know is there in directory similar image wi...

mer än 9 år ago | 2 answers | 0

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Question

what is the code to convert RGB to Lab with illuminence 65 and white light
i want to convert RGB to Lab. have any inbuild function

mer än 9 år ago | 0 answers | 0

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Question

how to convert the format of images from '.jpg' to '.tif' format. Images are stored in a folder
i have a folder with 5000 images from '00001art.jpg' to '05000art.jpg'. i want to convert these all images from '.jpg' format t...

mer än 9 år ago | 2 answers | 0

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Question

how to read a .txt file in matlab ?
i want to read a file name is imData.txt which has 9600 arbitrary float numbers. and store in array of size 80*120 after read i ...

mer än 9 år ago | 3 answers | 0

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Question

how to convert RGB to LAB , using D65 illuminant ?
please give the explanation of LAB and its conversion .

mer än 9 år ago | 1 answer | 1

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Question

how to create a histogram of R,G,B
i have three component R(0-255),G(0-255),B(0-255) i draw 3 different histograms of each component of 8 bins but i need *one* 2...

mer än 9 år ago | 3 answers | 0

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Question

how to sort a array with 100 values. and also save there index also?
i have a problem regarding sorting.... for example a=[14,3,65,78,98,1]; here a[1]=14 after sorting its index will be ...

mer än 9 år ago | 1 answer | 0

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Question

how to read the color image with combined the R,G,B component ?
i have a color image like *baby.tif* when i use a statement as below imData=imread('baby.tif'); in imData array R,G,B com...

mer än 9 år ago | 1 answer | 0

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Question

how to write a .dat file in matlab?
i have the 1000 training images and 100 test images. i need to read all and save in the .dat file and use in the vc++. if there ...

mer än 9 år ago | 3 answers | 0

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Question

is 'continue' in 'c' language similar in MATLAB??
i am change my code of c language in to matlab .but its gives infinite loop in Matlab? what is the problem?

mer än 9 år ago | 1 answer | 0

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Question

is 'continue' in 'c' language similar in MATLAB??
i am changing my code of c language in to matlab .but its gives infinite loop in Matlab during use 'continue' statement? what...

mer än 9 år ago | 1 answer | 0

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Question

how to shift an array value upward ?
a=[10,14,5,6,7,19] in this array need to build an array a[] again but the value should not be less than or equal to 15 i n...

mer än 9 år ago | 2 answers | 0

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Question

how to write an color image by using 5 dominant colors
after extracting 5 dominant color in r, g ,b component from an image . i want to display that image with these dominant color. ...

mer än 9 år ago | 1 answer | 0

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Question

how to do addition with in an array , save to another but condition is the sum of value in 2nd array should not less than or equal to 15.? and my program going to infinite loop..
a=[2,14,23,12,4,4,10,1] if there is any value in the array a() is less than or equal to 15 than that will add to next value o...

mer än 9 år ago | 0 answers | 0

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Question

how to call a function with multiple output argumnts
how to call this function function [RHist,GHist,BHist]= RGBHistInter(imData); RHist = []; GHist = []; BHist = []; ...

mer än 9 år ago | 1 answer | 0

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answer

Question

problem to adding pixel values?
when i am adding the pixel value of red , green , blue component separately of colored image it always give 255 maximum .whats ...

nästan 10 år ago | 1 answer | 0

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Question

at what range histogram of 16 and 8 bins fall.
when i am trying to make a histogram of an image without imhist(). my values does not match. i=imread('lena.tif'); [cou...

nästan 10 år ago | 2 answers | 0

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Question

how can we do "8-coarse division of RGB color space" for dominant color extraction?
this is basically for quantized color.

nästan 10 år ago | 2 answers | 0

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