Anytime Sorting Algorithms

Emma Caizergues, François Durand, Fabien Mathieu

Proceedings of the Thirty-Third International Joint Conference on Artificial Intelligence

Main Track. Pages 7101-7108.

https://doi.org/10.24963/ijcai.2024/785

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Abstract

This paper addresses the anytime sorting problem, aiming to develop algorithms providing tentative estimates of the sorted list at each execution step. Comparisons are treated as steps, and the Spearman's footrule metric evaluates estimation accuracy. We propose a general approach for making any sorting algorithm anytime and introduce two new algorithms: multizip sort and Corsort. Simulations showcase the superior performance of both algorithms compared to existing methods. Multizip sort keeps a low global complexity, while Corsort produces intermediate estimates surpassing previous algorithms.

Keywords

  • Uncertainty in AI: UAI: Decision and utility theory
  • Uncertainty in AI: UAI: Uncertainty representations
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