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Algorithms in Complex Environments
Algorithms in Complex Environments
Algorithms in Complex Environments

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자료유형  
 학위논문 서양
최종처리일시  
20250211152656
ISBN  
9798384050841
DDC  
004
저자명  
Meister, Michela Christine Gibb.
서명/저자  
Algorithms in Complex Environments
발행사항  
[Sl] : Cornell University, 2024
발행사항  
Ann Arbor : ProQuest Dissertations & Theses, 2024
형태사항  
190 p
주기사항  
Source: Dissertations Abstracts International, Volume: 86-03, Section: B.
주기사항  
Advisor: Kleinberg, Jon.
학위논문주기  
Thesis (Ph.D.)--Cornell University, 2024.
초록/해제  
요약There are many settings in which we must analyze a complex system to make a decision. Two areas that have touched all our lives over the past few years are the COVID pandemic and the rising influence of social media. Aside from the fact that both the management of infections and content moderation are important, contemporaneous issues, they also have other commonalities. For example, both settings involve a network structure, and making decisions in each setting involves analyzing and optimizing a complex system.This thesis studies problems in managing infections and content moderation on social media. We develop theoretical models for each of these settings, and through analyzing our models, show how algorithms can help make decisions about complex systems. For example, in the case of managing infections, we develop a novel mathematical model of contact tracing and show a reduction from our model to the "branching bandits" problem, a variant of the multi-armed bandits problem. Through analyzing this reduction, we show how to construct optimal policies within our model of contact tracing. In the context of content moderation on social media, we model the relationship between content creators and content consumers as a bipartite graph, where consumers are assigned to different creators. Through analyzing the structure of this graph, we discover a tight bound describing how satisfied consumers will be under a specific assignment.
일반주제명  
Computer science
일반주제명  
Computer engineering
일반주제명  
Electrical engineering
키워드  
COVID pandemic
키워드  
Social media
키워드  
Network structure
키워드  
Branching bandits
키워드  
Algorithms
기타저자  
Cornell University Computer Science
기본자료저록  
Dissertations Abstracts International. 86-03B.
전자적 위치 및 접속  
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MARC

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■1001  ▼aMeister,  Michela  Christine  Gibb.▼0(orcid)0000-0003-1187-7572
■24510▼aAlgorithms  in  Complex  Environments
■260    ▼a[Sl]▼bCornell  University▼c2024
■260  1▼aAnn  Arbor▼bProQuest  Dissertations  &  Theses▼c2024
■300    ▼a190  p
■500    ▼aSource:  Dissertations  Abstracts  International,  Volume:  86-03,  Section:  B.
■500    ▼aAdvisor:  Kleinberg,  Jon.
■5021  ▼aThesis  (Ph.D.)--Cornell  University,  2024.
■520    ▼aThere  are  many  settings  in  which  we  must  analyze  a  complex  system  to  make  a  decision.  Two  areas  that  have  touched  all  our  lives  over  the  past  few  years  are  the  COVID  pandemic  and  the  rising  influence  of  social  media.  Aside  from  the  fact  that  both  the  management  of  infections  and  content  moderation  are  important,  contemporaneous  issues,  they  also  have  other  commonalities.  For  example,  both  settings  involve  a  network  structure,  and  making  decisions  in  each  setting  involves  analyzing  and  optimizing  a  complex  system.This  thesis  studies  problems  in  managing  infections  and  content  moderation  on  social  media.  We  develop  theoretical  models  for  each  of  these  settings,  and  through  analyzing  our  models,  show  how  algorithms  can  help  make  decisions  about  complex  systems.  For  example,  in  the  case  of  managing  infections,  we  develop  a  novel  mathematical  model  of  contact  tracing  and  show  a  reduction  from  our  model  to  the  "branching  bandits"  problem,  a  variant  of  the  multi-armed  bandits  problem.  Through  analyzing  this  reduction,  we  show  how  to  construct  optimal  policies  within  our  model  of  contact  tracing.  In  the  context  of  content  moderation  on  social  media,  we  model  the  relationship  between  content  creators  and  content  consumers  as  a  bipartite  graph,  where  consumers  are  assigned  to  different  creators.  Through  analyzing  the  structure  of  this  graph,  we  discover  a  tight  bound  describing  how  satisfied  consumers  will  be  under  a  specific  assignment.
■590    ▼aSchool  code:  0058.
■650  4▼aComputer  science
■650  4▼aComputer  engineering
■650  4▼aElectrical  engineering
■653    ▼aCOVID  pandemic
■653    ▼aSocial  media
■653    ▼aNetwork  structure
■653    ▼aBranching  bandits
■653    ▼aAlgorithms
■690    ▼a0984
■690    ▼a0544
■690    ▼a0464
■71020▼aCornell  University▼bComputer  Science.
■7730  ▼tDissertations  Abstracts  International▼g86-03B.
■790    ▼a0058
■791    ▼aPh.D.
■792    ▼a2024
■793    ▼aEnglish
■85640▼uhttp://www.riss.kr/pdu/ddodLink.do?id=T17163346▼nKERIS▼z이  자료의  원문은  한국교육학술정보원에서  제공합니다.

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