Deterministic distributed expander decomposition and routing with applications in distributed derandomization

YJ Chang, T Saranurak - 2020 IEEE 61st Annual Symposium …, 2020 - ieeexplore.ieee.org
There is a recent exciting line of work in distributed graph algorithms in the CONGEST
model that exploit expanders. All these algorithms so far are based on two tools: expander …

Near-optimal distributed triangle enumeration via expander decompositions

YJ Chang, S Pettie, T Saranurak, H Zhang - Journal of the ACM (JACM), 2021 - dl.acm.org
We present improved distributed algorithms for variants of the triangle finding problem in the
model. We show that triangle detection, counting, and enumeration can be solved in rounds …

Improved distributed expander decomposition and nearly optimal triangle enumeration

YJ Chang, T Saranurak - Proceedings of the 2019 ACM Symposium on …, 2019 - dl.acm.org
An (ε, φ)-expander decomposition of a graph G=(V, E) is a clustering of the vertices V=
V1∪…∪ Vx such that (1) each cluster Vi induces subgraph with conductance at least φ, and …

Hardness of distributed optimization

N Bacrach, K Censor-Hillel, M Dory, Y Efron… - Proceedings of the …, 2019 - dl.acm.org
This paper studies lower bounds for fundamental optimization problems in the CONGEST
model. We show that solving problems exactly in this model can be a hard task, by providing …

Sublinear-time distributed algorithms for detecting small cliques and even cycles

T Eden, N Fiat, O Fischer, F Kuhn, R Oshman - Distributed Computing, 2022 - Springer
In this paper we give sublinear-time distributed algorithms in the CONGEST CONGEST
model for finding or listing cliques and even-length cycles. We show for the first time that all …

Distributed triangle detection via expander decomposition

YJ Chang, S Pettie, H Zhang - Proceedings of the Thirtieth Annual ACM-SIAM …, 2019 - SIAM
We present improved distributed algorithms for triangle detection and its variants in the
CONGEST model. We show that Triangle Detection, Counting, and Enumeration can be …

Quantum distributed algorithms for detection of cliques

K Censor-Hillel, O Fischer, FL Gall… - arXiv preprint arXiv …, 2022 - arxiv.org
The possibilities offered by quantum computing have drawn attention in the distributed
computing community recently, with several breakthrough results showing quantum …

Distributed subgraph finding: progress and challenges

K Censor-Hillel - arXiv preprint arXiv:2203.06597, 2022 - arxiv.org
This is a survey of the exciting recent progress made in understanding the complexity of
distributed subgraph finding problems. It overviews the results and techniques for assorted …

Locally checkable labelings with small messages

A Balliu, K Censor-Hillel, Y Maus, D Olivetti… - arXiv preprint arXiv …, 2021 - arxiv.org
A rich line of work has been addressing the computational complexity of locally checkable
labelings (LCLs), illustrating the landscape of possible complexities. In this paper, we study …

Detecting cliques in CONGEST networks

A Czumaj, C Konrad - Distributed Computing, 2020 - Springer
The problem of detecting network structures plays a central role in distributed computing.
One of the fundamental problems studied in this area is to determine whether for a given …