• Title/Summary/Keyword: Paring Heap

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Extended Pairing Heap Algorithms Considering Cache Effect (캐쉬 효과를 고려한 확장된 Pairing Heap 알고리즘)

  • 정균락;김경훈
    • Journal of KIISE:Computer Systems and Theory
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    • v.30 no.5_6
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    • pp.250-257
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    • 2003
  • As the memory access time becomes slower relative to the fast processor speed, most systems use cache memory to reduce the gap. The cache performance has an increasingly large impact on the performance of algorithms. Blocking is the well known method to utilize cache and has shown good results in multiplying matrices and search trees like d-heap. But if we use blocking in the data structures which require rotation during insertion or deletion, the execution time increases as the data movements between blocks are necessary. In this paper, we have proposed the extended pairing heap algorithms using block node and shown by experiments that our structure is superior Also in case of using block node, we use less memory space as the number of pointers decreases.