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Two-dimensional packet classification algorithm using a quad-tree. Authors : Hyesook Lim,Min Young Kang and Changhoo Yim Publisher : computer communications Present: Kia-Tso Chang Date: September 27 2007. outline. Area-based quad-tree (AQT) Proposed priority-based quad-tree (PQT)
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Two-dimensional packet classification algorithm using a quad-tree Authors: Hyesook Lim,Min Young Kang and Changhoo Yim Publisher: computer communications Present: Kia-Tso Chang Date: September 27 2007
outline • Area-based quad-tree (AQT) • Proposed priority-based quad-tree (PQT) • Update procedure • Performance evaluation
space decomposition he she his hers
space decomposition 0 * 1 0 0 * 1 0 1 0 1 0 1 1 1 1 * 00* R0 (1010* , 01*) R1 (* , 11*) 01* 10* 11*
Crossing filter (CF) R1 R0
update • Delete • Insert • By priority • By crossing filter