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This module contains generic utilities that can be used by any model.
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Computes and returns the dot product of given two vectors
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Scales the given vector with the given scale factor and return it
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Scales given vector y and add it to the x and return it
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Computes and returns dot product of two vectors (at least one of them is sparse)
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Returns sigma valu
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Scales the given vector
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Scales y and adds it to x x += y * c
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Scales sz (which is sparse) and adds it to x dx += sz * c
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Calculates and returns dot products of w and vs
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Scales vectors and adds it to w
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l2 project function
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l1 shrink function
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l1 shrink function
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Incremental average function
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