Nearest Neighbor Search

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• 2025:
  [4] Pkd-tree: Parallel kd-tree with Batch Updates
  Ziyang Men*, Zheqi Shen*, Yan Gu*, and Yihan Sun*
  
  SIGMOD
   ACM Special Interest Group on Management of Data (SIGMOD), 2025    [BibTeX]
  @inproceedings{ Men2025Pkd-tree:,
  title = { Pkd-tree: Parallel kd-tree with Batch Updates },
  author = { Men, Ziyang and  Shen, Zheqi and  Gu, Yan and  Sun, Yihan},
  booktitle = {ACM Special Interest Group on Management of Data (SIGMOD)},
  year = { 2025 }
  }

  [copy]
  
  
    DOI:
  10.1145/3709712    [copy]
  
    Software Library:
  Pkd-tree: Parallel kd-tree  [Github]
  
  ACDA
   Poster and oral presentation at the SIAM Conference on Applied and Computational Discrete Algorithms (ACDA), 2025
  
  HOPC
   Poster and oral presentation at the Highlights of Parallel Computing (HOPC@SPAA), 2025
  Paper   ArXiV  Code  Slides  Poster  
• 2024:
  [3] ParlayANN: Scalable and Deterministic Parallel Graph-Based Algorithms for Approximate Nearest Neighbor Search
  Magdalen Dobson Manohar, Zheqi Shen*, , Laxman Dhulipala, Yan Gu*, Harsha Simhadri, and Yihan Sun*
  
  PPoPP
   ACM Symposium on Principles and Practice of Parallel Programming (PPoPP), 2024    [BibTeX]
  @inproceedings{ Manohar2024ParlayANN:,
  title = { ParlayANN: Scalable and Deterministic Parallel Graph-Based Algorithms for Approximate Nearest Neighbor Search },
  author = { Manohar, Magdalen Dobson and  Shen, Zheqi and  , and  Dhulipala, Laxman and  Gu, Yan and  Simhadri, Harsha and  Sun, Yihan},
  booktitle = {ACM Symposium on Principles and Practice of Parallel Programming (PPoPP)},
  year = { 2024 }
  }

  [copy]
  
  
    DOI:
  10.1145/3627535.3638475    [copy]
  
    Software Library:
  ParlayANN: Parallel Graph-Based Algorithms for Approximate Nearest Neighbor Search  [Github]
  Paper   ArXiV  Code  
• 2022:
  [2] Parallel Cover Trees and Applications
  Yan Gu*, Zachary Napier, Yihan Sun*, and Letong Wang*
  
  SPAA
   ACM Symposium on Parallelism in Algorithms and Architectures (SPAA), 2022    [BibTeX]
  @inproceedings{ Gu2022Parallel,
  title = { Parallel Cover Trees and Applications },
  author = { Gu, Yan and  Napier, Zachary and  Sun, Yihan and  Wang, Letong},
  booktitle = {ACM Symposium on Parallelism in Algorithms and Architectures (SPAA)},
  year = { 2022 }
  }

  [copy]
  
  
    DOI:
  10.1145/3490148.3538581    [copy]
  Paper   Slides  
• [1] POSTER: The Problem-Based Benchmark Suite (PBBS), V2
  Daniel Anderson, Guy E. Blelloch, Laxman Dhulipala, Magdalen Dobson Manohar, and Yihan Sun*
  
  PPoPP
   ACM Symposium on Principles and Practice of Parallel Programming (PPoPP), 2022    [BibTeX]
  @inproceedings{ Anderson2022POSTER:,
  title = { POSTER: The Problem-Based Benchmark Suite (PBBS), V2 },
  author = { Anderson, Daniel and  Blelloch, Guy E. and  Dhulipala, Laxman and  Manohar, Magdalen Dobson and  Sun, Yihan},
  booktitle = {ACM Symposium on Principles and Practice of Parallel Programming (PPoPP)},
  year = { 2022 }
  }

  [copy]
  
  
    DOI:
  10.1145/3503221.3508422    [copy]
  
    Software Library:
  PBBS: The Problem-Based Benchmark Suite  [Github]
  Paper   Code