Aydin_CSC11_Indexing

matrices on semirings eg and or min 3

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Unformatted text preview: e matrix ­sparse vector mul4plica4on x Sparse Matrix Indexing .* Matrices on semirings, e.g. (×, +), (and, or), (+, min) 3 Indexed reference and assignment Matlab internal names: subsref, subsasgn For sparse special case, we use: SpRef, SpAsgn SpRef: SpAsgn: B = A(I,J) B(I,J) = A A,B: sparse matrices I,J: vectors of indices A SpRef using mixed ­mode sparse matrix ­matrix mul4plica4on (SpGEMM). Ex: B = A([2,4], [1,2,3]) 4 B Why ar...
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