Sublinear algorithms for (Δ+ 1) vertex coloring

S Assadi, Y Chen, S Khanna - Proceedings of the Thirtieth Annual ACM-SIAM …, 2019 - SIAM
Any graph with maximum degree Δ admits a proper vertex coloring with Δ+ 1 colors that can
be found via a simple sequential greedy algorithm in linear time and space. But can one find …

The complexity of (Δ+ 1) coloring in congested clique, massively parallel computation, and centralized local computation

YJ Chang, M Fischer, M Ghaffari, J Uitto… - Proceedings of the 2019 …, 2019 - dl.acm.org
In this paper, we present new randomized algorithms that improve the complexity of the
classic (Δ+ 1)-coloring problem, and its generalization (Δ+ 1)-list-coloring, in three well …

An optimal distributed (δ+ 1)-coloring algorithm?

YJ Chang, W Li, S Pettie - Proceedings of the 50th Annual ACM SIGACT …, 2018 - dl.acm.org
Vertex coloring is one of the classic symmetry breaking problems studied in distributed
computing. In this paper we present a new algorithm for (Δ+ 1)-list coloring in the …

Near-optimal distributed degree+ 1 coloring

MM Halldórsson, F Kuhn, A Nolin… - Proceedings of the 54th …, 2022 - dl.acm.org
We present a new approach to randomized distributed graph coloring that is simpler and
more efficient than previous ones. In particular, it allows us to tackle the (deg+ 1)-list-coloring …

Derandomizing local distributed algorithms under bandwidth restrictions

K Censor-Hillel, M Parter, G Schwartzman - Distributed Computing, 2020 - Springer
This paper addresses the cornerstone family of local problems in distributed computing, and
investigates the curious gap between randomized and deterministic solutions under …

Fast approximate shortest paths in the congested clique

K Censor-Hillel, M Dory, JH Korhonen… - Proceedings of the 2019 …, 2019 - dl.acm.org
We design fast deterministic algorithms for distance computation in the CONGESTED
CLIQUE model. Our key contributions include: A (2+ ε)-approximation for all-pairs shortest …

Efficient randomized distributed coloring in CONGEST

MM Halldórsson, F Kuhn, Y Maus… - Proceedings of the 53rd …, 2021 - dl.acm.org
Distributed vertex coloring is one of the classic problems and probably also the most widely
studied problems in the area of distributed graph algorithms. We present a new randomized …

Simple, deterministic, constant-round coloring in the congested clique

A Czumaj, P Davies, M Parter - Proceedings of the 39th Symposium on …, 2020 - dl.acm.org
We settle the complexity of the (Δ+ 1)-coloring and (Δ+ 1)-list coloring problems in the
CONGESTED CLIQUE model by presenting a simple deterministic algorithm for both …

Improved deterministic (Δ+ 1) coloring in low-space MPC

A Czumaj, P Davies, M Parter - … of the 2021 ACM Symposium on …, 2021 - dl.acm.org
We present a deterministic O (log log log n)-round low-space Massively Parallel
Computation (MPC) algorithm for the classical problem of (Δ+ 1)-coloring on n-vertex …

Palette Sparsification Beyond Vertex Coloring

N Alon, S Assadi - arXiv preprint arXiv:2006.10456, 2020 - arxiv.org
A recent palette sparsification theorem of Assadi, Chen, and Khanna [SODA'19] states that in
every $ n $-vertex graph $ G $ with maximum degree $\Delta $, sampling $ O (\log {n}) …