Full Publications

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  1. Paper thumbnail

    PIM-zd-tree: A Fast Space-Partitioning Index Leveraging Processing-In-Memory

    Yiwei Zhao, Hongbo Kang, Ziyang Men, Yan Gu, Guy E. Blelloch, Laxman Dhulipala, Charles McGuffey, Phillip B. Gibbons.

    PPoPP 31st ACM SIGPLAN Annual Symposium on Principles and Practice of Parallel Programming, 2026

    [Paper] [Code]
  2. Paper thumbnail

    Optimal Batch-Dynamic kd-trees for Processing-In-Memory with Applications

    Yiwei Zhao, Hongbo Kang, Yan Gu, Guy E. Blelloch, Laxman Dhulipala, Charles McGuffey, Phillip B. Gibbons.

    SPAA 37th ACM Symposium on Parallelism in Algorithms and Architectures, 2025

    [Paper]
  3. Paper thumbnail

    No Cap, This Memory Slaps: Breaking Through the Memory Wall of Transactional Database Systems with Processing-in-Memory

    Hyoungjoo Kim, Yiwei Zhao, Andrew Pavlo, Phillip B. Gibbons.

    VLDB Proceedings of the VLDB Endowment, Vol.18, No.11, 2025

    [Paper] [Code]
  4. Paper thumbnail

    H4H: Hybrid Convolution-Transformer Architecture Search for NPU-CIM Heterogeneous Systems for AR/VR Applications

    Yiwei Zhao, Jinhui Chen, Sai Qian Zhang, Syed Shakib Sarwar, Kleber Stangherlin, Jorge Gomez, Jae-sun Seo, Barbara De Salvo, Chiao Liu, Phillip B. Gibbons, Ziyun Li.

    ASP-DAC 30th Asia and South Pacific Design Automation Conference, 2025

    [Paper] [arXiv] [Slides] [HOPC'25]
  5. Paper thumbnail

    PIM-trie: A Skew-Resistant Trie for Processing-in-Memory

    Hongbo Kang, Yiwei Zhao, Guy E. Blelloch, Laxman Dhulipala, Yan Gu, Charles McGuffey, Phillip B. Gibbons.

    SPAA 35th ACM Symposium on Parallelism in Algorithms and Architectures, 2023

    [Paper]
  6. Paper thumbnail

    PIM-tree: A Skew-resistant Index for Processing-in-Memory

    Hongbo Kang, Yiwei Zhao, Guy E. Blelloch, Laxman Dhulipala, Yan Gu, Charles McGuffey, Phillip B. Gibbons.

    VLDB Proceedings of the VLDB Endowment, Vol.16, No.4, 2023

    [Paper] [arXiv] [Code] [HOPC'23] [VLDBJ'25]

    Best Paper Runner-up in VLDB 2023.

  7. Paper thumbnail

    Generic and Robust Root Cause Localization for Multi-dimensional Data in Online Service Systems

    Zeyan Li, Junjie Chen, Yihao Chen, Chengyang Luo, Yiwei Zhao, Yongqian Sun, Kaixin Sui, Xiping Wang, Dapeng Liu, Xing Jin, Qi Wang, Dan Pei.

    JSS Journal of Systems and Software, Vol. 203, 111748, 2023

    [Paper] [arXiv] [Code]
  8. Paper thumbnail

    Generic and Robust Localization of Multi-dimensional Root Causes

    Zeyan Li, Chengyang Luo, Yiwei Zhao, Yongqian Sun, Kaixin Sui, Xiping Wang, Dapeng Liu, Xing Jin, Qi Wang, Dan Pei.

    ISSRE IEEE 30th International Symposium on Software Reliability Engineering, 2019

    [Paper] [Slides] [Code]