Essay heading: Adaptive Thresholding

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Technology

 

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December 8, 2006

 

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3 / 786

 

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We consider each individual row at a time; calculate the average brightness value for that row based on the brightness values of all the pixels in that row. We then use this average value to binarise that row. We then proceed to the next row and so on. In this way we binarise the whole image. For the second part of the assignment, we make a window of user defined size around the centre pixel under consideration, calculate the average value for all the pixels in this window and then binarise that centre pixel using this average value as the threshold value...
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We then use this average value to binarise that row. We then proceed to the next row and so on. In this way we binarise the whole image. For the second part of the assignment, we make a window of user defined size around the centre pixel under consideration, calculate the average value for all the pixels in this window and then binarise that centre pixel using this average value as the threshold value...
displayed next 300 characters

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