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Table 1 Methods for decomposition of the convolution problem and their requirements

From: Convolution of large 3D images on GPU and its decomposition

Method

Number of operations

Number of memory transactions

DIF

c(M f + M g ) log(M f + M g ) + (M f + M g )

3(M f + M g )

DIT

c(M f + M g ) log(M f + M g ) + 2(M f + M g )

( 2 + P ) ( M f + M g )

Tilling

c ( M f + P M g ) log ( M f P + M g ) + ( M f + 2 P M g )

2 M f + P +  1 M g