I am currently a computer science PhD working with Prof. Pandey Prashant at Northeastern University DATA Lab. I'm currently building Jasper for billion scale vector search on GPU. Before this, I worked on building adaptive state management for streaming system at CASP Lab at Boston University.
Projects
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Jasper: GPU Accelerated Approximate Nearest Neighbor Search
A library for billion scale vector search on GPU.
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Adaptive Streaming System
Mechanisms and policies for efficiently scaling streaming workloads at runtime.
Publications
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The Dangerous Impact of Solver Imprecision on Data Management Techniques (and How to Avoid It)
Zixuan Chen, Zikun Wang, Panagiotis Manolios, Mirek RiedewaldInternational Conference on Extending Database Technology (EDBT) 2027
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[Workshop] Directional Beam Search: I/O-Efficient ANNS on GPU
Zikun Wang, Hunter McCoy, Prashant PandeyThe 2nd Workshop on Vector Databases (VecDB) 2026
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GPU-Accelerated ANNS: Quantized for Speed, Built for Change
Hunter McCoy, Zikun Wang, Prashant PandeyInternational Conference on Very Large Data Bases (VLDB) 2026
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CAPSys: Contention-aware task placement for data stream processing
Yuanli Wang, Lei Huang, Zikun Wang, Vasiliki Kalavri, Ibrahim MattaEuropean Conference on Computer Systems (EuroSys) 2025
Posters
- Zero-downtime reconfiguration mechanisms for dynamic data stream processing at Boston University's North East Database Day 2025. Jan 9, 2025.
- Effective Workload Scaling in Streaming System at Boston University's The 27th Annual Undergraduate Research Symposium. Oct 18, 2024.
- A Computational Platform for Visuospatial Assessment at Neuroscience of the Everyday World Conference 2024. Aug 9, 2024.
- Automatic Task Placement Decisions for High-throughput and Resource-efficient Data Stream Processing at North East Database Day 2024. May 23, 2024.
Teaching Roles
- Teaching Assistant, GRS CS 630 Graduate algorithm, Boston University, Fall 2024.
- Grader, CAS CS 320 Programming Language, Boston University, Fall 2022.
My Academic Friends
