发明授权
US08914415B2 Serial and parallel methods for I/O efficient suffix tree construction
有权
用于I / O高效后缀树构建的串行和并行方法
- 专利标题: Serial and parallel methods for I/O efficient suffix tree construction
- 专利标题(中): 用于I / O高效后缀树构建的串行和并行方法
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申请号: US12697159申请日: 2010-01-29
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公开(公告)号: US08914415B2公开(公告)日: 2014-12-16
- 发明人: Amol N. Ghoting , Konstantin Makarychev
- 申请人: Amol N. Ghoting , Konstantin Makarychev
- 申请人地址: US NY Armonk
- 专利权人: International Business Machines Corporation
- 当前专利权人: International Business Machines Corporation
- 当前专利权人地址: US NY Armonk
- 代理机构: Scully, Scott, Murphy & Presser, P.C.
- 代理商 Louis J. Percello, Esq.
- 主分类号: G06F17/30
- IPC分类号: G06F17/30
摘要:
System and method for suffix tree creation for large input data/text streams. The methodology leverages the structure of suffix trees to build a suffix tree by simultaneously tiling accesses to both the input string as well as the partially constructed suffix tree. The end result enables the indexing of very large input strings and at the same time maintain a bounded working set size and a fixed memory footprint. The method is employed for serial processing. Further, a scalable parallel suffix tree construction is realized that is suitable for implementation on parallel distributed memory systems that use effective collective communication and in-network caching. The methodology is also applied for suffix link recovery in both serial and parallel implementations.
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