sasithra devi

VV college of Engineering

Last seen: 4 years ago | Active since 2015

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How can i select few random pixel positions from a frame of video and view the variation of pixel intensities at that position in all frames?
Actually i need to plot the variation of pixel intensities of a video at fixed random positions. I got the random positions usin...

9 years ago | 1 answer | 0

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Sir, i have an image of size 240 X 320 in RGB. I've converted it into HSV and quantized with bins 18;12;8, actually i know the procedure to obtain 18+12+8=38 bin histogram. but i was instructed to create 18*12*8 =1728 bins histogram. is it possible?
Sir, i have an image of size 240 X 320 in RGB. I've converted it into HSV and quantized with bins 18;12;8, actually i know the p...

10 years ago | 1 answer | 0

1

answer

Question

I am having a 2D steel microscopy image. I need to find the porosity of the image. how is it possible?
porosity=volume of the crack in the image/volume of the image... in such case how can i estimate the volume of image in 2D.

10 years ago | 0 answers | 0

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Question

How to create 3D histogram of 1728 bins?
I am having RGB image. I converted that into HSV. I'm rescaling the value of Hue to 180 & saturation to {0 ,255}. Now i need to...

10 years ago | 1 answer | 0

1

answer

Question

How to detect edges in color image?
I have done illumination normalization for RGB image and now i need to detect egdes for the normalized image. what to do for th...

10 years ago | 1 answer | 0

1

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Question

How to find the time interval between consecutive frames in video
I need to extract key frames from video for the purpose of video retrieval. one of the parameters involved for extracting the ke...

10 years ago | 2 answers | 0

2

answers