发明名称 |
Risk analysis for data-intensive stochastic models |
摘要 |
A risk analysis system and method are provided. The system includes an analyzer for analyzing database instances by executing a query on each database instance and selecting a cutoff value. The analyzer also discards the sets of uncertainty data that yield query-result values below the cutoff value and retains the database instances that yield query-result values above the cutoff value as elite sets. The system also includes a cloner to replicate the elite sets, and a sampler to modify the elite sets so that each elite set is mutually statistically independent while still yielding query-result values above the cutoff value. |
申请公布号 |
US8341180(B1) |
申请公布日期 |
2012.12.25 |
申请号 |
US201113231792 |
申请日期 |
2011.09.13 |
申请人 |
ARUMUGAM SUBRAMANIAN;HAAS PETER J.;JAMPANI RAVINDRANATH CHOWDARY;JERMAINE CHRISTOPHER;PEREZ LUIS L;XU FEI;INTERNATIONAL BUSINESS MACHINES CORPORATION;RICE UNIVERSITY;UNIVERSITY OF FLORIDA |
发明人 |
ARUMUGAM SUBRAMANIAN;HAAS PETER J.;JAMPANI RAVINDRANATH CHOWDARY;JERMAINE CHRISTOPHER;PEREZ LUIS L;XU FEI |
分类号 |
G06F17/30 |
主分类号 |
G06F17/30 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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