Query-to-communication lifting for BPP using inner product

Arkadev Chattopadhyay, Yuval Filmus, Sajin Koroth, Or Meir, Toniann Pitassi

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

We prove a new query-to-communication lifting for randomized protocols, with inner product as gadget. This allows us to use a much smaller gadget, leading to a more efficient lifting. Prior to this work, such a theorem was known only for deterministic protocols, due to Chattopadhyay et al. [4] and Wu et al. [22]. The only query-to-communication lifting result for randomized protocols, due to Göös, Pitassi and Watson [13], used the much larger indexing gadget. Our proof also provides a unified treatment of randomized and deterministic lifting. Most existing proofs of deterministic lifting theorems use a measure of information known as thickness. In contrast, Göös, Pitassi and Watson [13] used blockwise min-entropy as a measure of information. Our proof uses the blockwise min-entropy framework to prove lifting theorems in both settings in a unified way.

Original languageEnglish
Title of host publication46th International Colloquium on Automata, Languages, and Programming, ICALP 2019
EditorsChristel Baier, Ioannis Chatzigiannakis, Paola Flocchini, Stefano Leonardi
PublisherSchloss Dagstuhl- Leibniz-Zentrum fur Informatik GmbH, Dagstuhl Publishing
Pages35:1–35:15
ISBN (Electronic)9783959771092
DOIs
StatePublished - 1 Jul 2019
Event46th International Colloquium on Automata, Languages, and Programming, ICALP 2019 - Patras, Greece
Duration: 9 Jul 201912 Jul 2019

Publication series

NameLeibniz International Proceedings in Informatics, LIPIcs
Volume132
ISSN (Print)1868-8969

Conference

Conference46th International Colloquium on Automata, Languages, and Programming, ICALP 2019
Country/TerritoryGreece
CityPatras
Period9/07/1912/07/19

Bibliographical note

Funding Information:
Funding Yuval Filmus: Taub Fellow – supported by the Taub Foundations. The research was funded by ISF grant 1337/16. Sajin Koroth: Supported by the Israel Science Foundation (grant No. 1445/16) Or Meir: Partially supported by ISF grant by the Israel Science Foundation (grant No. 1445/16).

Funding Information:
Yuval Filmus: Taub Fellow - supported by the Taub Foundations. The research was funded by ISF grant 1337/16. Sajin Koroth: Supported by the Israel Science Foundation (grant No. 1445/16) Or Meir: Partially supported by ISF grant by the Israel Science Foundation (grant No. 1445/16).

Publisher Copyright:
© Arkadev Chattopadhyay, Yuval Filmus, Sajin Koroth, Or Meir, and Toniann Pitassi; licensed under Creative Commons License CC-BY

Keywords

  • BPP Lifting
  • Deterministic Lifting
  • Inner product
  • Lifting theorems

ASJC Scopus subject areas

  • Software

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