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Some easy optimization problems have the overlap-gap property

Some easy optimization problems have the overlap-gap property

来源:Arxiv_logoArxiv
英文摘要

We show that the shortest $s$-$t$ path problem has the overlap-gap property in (i) sparse $\mathbf{G}(n,p)$ graphs and (ii) complete graphs with i.i.d. Exponential edge weights. Furthermore, we demonstrate that in sparse $\mathbf{G}(n,p)$ graphs, shortest path is solved by $O(\log n)$-degree polynomial estimators, and a uniform approximate shortest path can be sampled in polynomial time. This constitutes the first example in which the overlap-gap property is not predictive of algorithmic intractability for a (non-algebraic) average-case optimization problem.

Shuangping Li、Tselil Schramm

计算技术、计算机技术

Shuangping Li,Tselil Schramm.Some easy optimization problems have the overlap-gap property[EB/OL].(2025-06-24)[2025-07-16].https://arxiv.org/abs/2411.01836.点此复制

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