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Event Entry

What and Who

New Lower Bounds for the CONGEST model

Seri Khoury
Technion
AG1 Mittagsseminar (own work)
AG 1, AG 2, AG 3, AG 4, AG 5, RG1, SWS, MMCI  
AG Audience
English

Date, Time and Location

Thursday, 27 July 2017
13:00
30 Minutes
E1 4
024
Saarbrücken

Abstract

We develop a new technique for constructing small-cut graphs that allow us to prove near-linear lower bounds for computing distances, and near-quadratic lower bounds for optimization problems in the CONGEST model. In this talk I will present the technique, and show a near-linear lower bound for computing a (3/2-\epsilon)-approximation for the diameter, and a near-quadratic lower bound for computing minimum vertex cover or maximum independent set.


Based on joint works with Amir Abboud, Keren Censor-Hillel, and Ami Paz.

Contact

Moti Medina
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Moti Medina, 07/25/2017 22:27
Moti Medina, 07/21/2017 10:53 -- Created document.