Adaptive probabilistic indexing with skip lists
US9824105B2 · kind B2 · utility
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20Claims
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Key dates
| Filing date | Apr 30, 2012 |
| Grant date | Nov 21, 2017 |
| Priority date | — |
| Expiry date | Sep 11, 2033 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F16/2246
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method of indexing in a skip list is disclosed. Key/value pairs are randomly inserted at an appropriate page in a skip list. A new page is created at the lowest level in the skip list. When creating the new page, the page is incremented to a higher level with a write probability. Reading the new page during a search. When reading the new page, the page is incremented to a higher level with a read probability. The read probability is not equal to the write probability.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.