Tagged Questions

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21 views

best way to estimate deviation of 3d line segments with respect to reference segments

I have set of 3D line segments derived in two different method. These line segments represent edges of several 3d cubs and polygons. (1) first set of line segments are derived by doing field ...
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0answers
74 views

Maximum absolute deviation

Let be I , J a two gray scale image How I will be able to interpret the Maximum absolute deviation between the histograms of these images?
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28 views

Equalization Histogram

I am ready a book Fundamentals of Digital Image Processing. Here, consider an image pixel value $u$ to be random variable with a probabilty density funcion $p_u(\mu)$. Let be a image histogram ...
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1answer
1k views

What does it mean to divide by the standard deviation?

I'm trying to variance normalise an image, in order to do so, I subtract the mean from the pixel value, to have a 0 mean, and divide by the standard deviation, to have a unit variance, right ? but ...
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2answers
210 views

Scaling a histogram in the face of outliers

I am trying to figure out how to display a histogram of a digital image in the face of massive outliers (lots of shadows, highlights, or lots of anything inbetween). If I simply choose the bin with ...