论文标题

选择性撕裂复合物的有限重建

Finite reconstruction with selective Rips complexes

论文作者

Lemež, Boštjan, Virk, Žiga

论文摘要

与一系列参数相对应的选择性撕裂络合物是利用薄薄的概念的越野 - 撕-RIPS络合物的概括。我们证明,如果公制空间$ y $接近(Gromov-Hausdorff距离)到封闭的Riemannian歧管$ x $,则可以选择$ y $的选择性撕裂综合体,以达到$ x $的同型。该结果是对Latchev重建的概括是由越野河 - rips络合物引起的选择性撕裂络合物。特别是,我们为Latschev定理提供了一个新颖的证明,作为一种特殊情况。我们还提出了一个功能设置,即使在越野式搭配的情况下,它也是新的。

Selective Rips complexes corresponding to a sequence of parameters are a generalization of Vietoris-Rips complexes utilizing the idea of thin simplices. We prove that if a metric space $Y$ is close (in Gromov-Hausdorff distance) to a closed Riemannian manifold $X$, then selective Rips complexes of $Y$ for certain parameters attain the homotopy type of $X$. This result is a generalization of Latchev's reconstruction result from Vietoris-Rips complexes to selective Rips complexes. In particular, we present a novel proof for the Latschev's theorem as a special case. We also present a functorial setting, which is new even in the case of Vietoris-Rips complexes.

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