The subtracted image needs to be scaled, if 8-bit channel is used to display the subtracted images. So, the method of adding 255 to each pixel and then dividing by 2, has certain limits. What is/are those limits?

mhmadesk

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2022-06-04

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The subtracted image needs to be scaled, if 8-bit channel is used to display the subtracted images. So, the method of adding 255 to each pixel and then dividing by 2, has certain limits. What is/are those limits?

Very complex method
Very difficult to implement
The truncation inherent in division by 2 causes loss in accuracy
All of the mentioned

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mhmadesk

2022-06-04

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(c).The truncation inherent in division by 2 causes loss in accuracy

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The subtracted image needs to be scaled, if 8-bit channel is used to display the subtracted images. So, the method of adding 255 to each pixel and then dividing by 2, has certain limits. What is/are those limits?

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