Yunpeng Chai

67 papers A* 12A 5B 1C 6Misc 2Journal 30Unranked 11
YearRankTypeTitle / Venue / Authors
2026 A conf
LightDSA: Enabling Efficient DSA Through Hardware-Aware Transparent Optimization.
EuroSys
Yuansen Wang, Teng Ma, Yuanhui Luo, Dongbiao He, Zheng Liu, Yunpeng Chai
2026 J jnl
MI-LLM: Multiplier-Free LLM Inference on Commodity Processing-in-Memory Hardware.
IEEE Trans. Computers
Puyun Hu, Minhui Xie, Linjiang Li, Kuiyaohui Zhang, Erge Xiang, Jing Wang, Size Zheng, Xiao Zhang, Yunpeng Chai
2025 A* conf
GeoLM: Performance-oriented Leader Management for Geo-Distributed Consensus Protocol.
INFOCOM
Duling Xu, Dafang Zhang, Tong Li, Yunpeng Chai, Zegang Sun, Weiming Li, Yangfan Liu, Qipeng Wang, Jiaqi Liang, Yang Ren, Wei Lu, Xiaoyong Du
2025 J jnl
High Performance or Low Memory? An Updatable Learned Index Framework for Time-Space Tradeoff.
Proc. ACM Manag. Data
Hui Wang, Xin Wang, Jiake Ge, Yunpeng Chai, Lei Liang, Peng Yi
2025 A* conf
PixelsDB: Serverless and NL-Aided Data Analytics with Flexible Service Levels and Prices.
ICDE
Haoqiong Bian, Dongyang Geng, Haoyang Li, Yunpeng Chai, Anastasia Ailamaki
2025 J jnl
Shard: A Scalable and Resize-optimized Hash Index on Disaggregated Memory.
Proc. VLDB Endow.
Hantian Zha, Teng Ma, Baotong Lu, Yuansen Wang, Dongbiao He, Yuanhui Luo, Dafang Zhang, Yunpeng Chai, Yuxing Chen, Anqun Pan
2025 J jnl
TXSQL: Lock Optimizations Towards High Contented Workloads (Extended Version).
CoRR
Donghui Wang, Yuxing Chen, Chengyao Jiang, Anqun Pan, Wei Jiang, Songli Wang, Hailin Lei, Chong Zhu, Lixiong Zheng, Wei Lu, Yunpeng Chai, Feng Zhang, Xiaoyong Du
2025 — conf
TXSQL: Lock Optimizations Towards High Contented Workloads.
SIGMOD Conference Companion
Donghui Wang, Yuxing Chen, Chengyao Jiang, Anqun Pan, Wei Jiang, Songli Wang, Hailin Lei, Chong Zhu, Lixiong Zheng, Wei Lu, Yunpeng Chai, Feng Zhang, Xiaoyong Du
2025 — conf
Towards Coarse-to-Fine Evaluation of Inference Efficiency for Large Language Models.
CCL
Yushuo Chen, Tianyi Tang, Erge Xiang, Linjiang Li, Wayne Xin Zhao, Jing Wang, Yunpeng Chai, Ji-Rong Wen
2025 — conf
Turbocharge ANNS on Real Processing-in-Memory by Enabling Fine-Grained Per-PIM-Core Scheduling.
USENIX ATC
Puqing Wu, Minhui Xie, Enrui Zhao, Dafang Zhang, Jing Wang, Xiao Liang, Kai Ren, Yunpeng Chai
2025 J jnl
Understanding Robustness Issues of Updatable Learned Indexes: [Experiments & Analysis].
Proc. ACM Manag. Data
Yuanhui Luo, Minhui Xie, Yiheng Tong, Shichao Jiang, Yunpeng Chai
2025 A conf
Utilizing Contrastive Learning for Locating Network Anomalies in Real-time Conferencing Applications.
ICME
Teng Ma, Dongbiao He, Zhongxing Ming, Junhao Xu, Laizhong Cui, Yunpeng Chai
2025 A* conf
Wisely Optimizing Short Video Streaming for a User-Vendor Win-Win Outcome.
SIGCOMM
Jinlong E, Wei Xu, Jianfei Bi, Lin He, Haoyang Li, Anqi Gu, Dan Yang, Yunpeng Chai
2024 J jnl
Compressed Data Direct Computing for Databases.
IEEE Trans. Knowl. Data Eng.
Weitao Wan, Feng Zhang, Chenyang Zhang, Mingde Zhang, Jidong Zhai, Yunpeng Chai, Huanchen Zhang, Wei Lu, Yuxing Chen, Haixiang Li, Anqun Pan, Xiaoyong Du
2024 A* conf
Enabling Efficient NVM-Based Text Analytics without Decompression.
ICDE
Xiaokun Fang, Feng Zhang, Junxiang Nong, Mingxing Zhang, Puyun Hu, Yunpeng Chai, Xiaoyong Du
2024 A* conf
PASS: Predictive Auto-Scaling System for Large-scale Enterprise Web Applications.
WWW
Yunda Guo, Jiake Ge, Panfeng Guo, Yunpeng Chai, Tao Li, Mengnan Shi, Yang Tu, Jian Ouyang
2024 J jnl
Serverless Query Processing with Flexible Performance SLAs and Prices.
CoRR
Haoqiong Bian, Dongyang Geng, Yunpeng Chai, Anastasia Ailamaki
2024 J jnl
TDSQL: Tencent Distributed Database System.
Proc. VLDB Endow.
Yuxing Chen, Anqun Pan, Hailin Lei, Anda Ye, Shuo Han, Yan Tang, Wei Lu, Yunpeng Chai, Feng Zhang, Xiaoyong Du
2024 J jnl
Towards Coarse-to-Fine Evaluation of Inference Efficiency for Large Language Models.
CoRR
Yushuo Chen, Tianyi Tang, Erge Xiang, Linjiang Li, Wayne Xin Zhao, Jing Wang, Yunpeng Chai, Ji-Rong Wen
2024 J jnl
WiseCam: A Systematic Approach to Intelligent Pan-Tilt Cameras for Moving Object Tracking.
IEEE Trans. Mob. Comput.
Jinlong E, Fangshuo Han, Lin He, Wei Xu, Zhenhua Li, Yunpeng Chai, Yunhao Liu
2023 J jnl
A Universal SMR-aware Cache Framework with Deep Optimization for DM-SMR and HM-SMR Disks.
ACM Trans. Storage
Diansen Sun, Ruixiong Tan, Yunpeng Chai
2023 A* conf
Cutting Learned Index into Pieces: An In-depth Inquiry into Updatable Learned Indexes.
ICDE
Jiake Ge, Boyu Shi, Yanfeng Chai, Yuanhui Luo, Yunda Guo, Yinxuan He, Yunpeng Chai
2023 J jnl
Rethink the Linearizability Constraints of Raft for Distributed Systems.
IEEE Trans. Knowl. Data Eng.
Yangyang Wang, Zikai Wang, Yunpeng Chai, Xin Wang
2023 J jnl
SALI: A Scalable Adaptive Learned Index Framework based on Probability Models.
CoRR
Jiake Ge, Huanchen Zhang, Boyu Shi, Yuanhui Luo, Yunda Guo, Yunpeng Chai, Yuxing Chen, Anqun Pan
2023 J jnl
SALI: A Scalable Adaptive Learned Index Framework based on Probability Models.
Proc. ACM Manag. Data
Jiake Ge, Huanchen Zhang, Boyu Shi, Yuanhui Luo, Yunda Guo, Yunpeng Chai, Yuxing Chen, Anqun Pan
2022 — conf
Accelerating Distributed Knowledge Graph System Based on Non-Volatile Memory.
APWeb/WAIM Workshops
Yuhang Li, Weiming Li, Yangyang Wang, Yanfeng Chai, Yunpeng Chai
2022 J jnl
Adaptive Lower-Level Driven Compaction to Optimize LSM-Tree Key-Value Stores.
IEEE Trans. Knowl. Data Eng.
Yunpeng Chai, Yanfeng Chai, Xin Wang, Haocheng Wei, Yangyang Wang
2022 J jnl
An Adaptive Elastic Multi-model Big Data Analysis and Information Extraction System.
Data Sci. Eng.
Qiang Yin, Jianhua Wang, Sheng Du, Jianquan Leng, Jintao Li, Yinhao Hong, Feng Zhang, Yunpeng Chai, Xiao Zhang, Xiaonan Zhao, Mengyu Li, Song Xiao, Wei Lu
2022 — conf
CompressDB: Enabling Efficient Compressed Data Direct Processing for Various Databases.
SIGMOD Conference
Feng Zhang, Weitao Wan, Chenyang Zhang, Jidong Zhai, Yunpeng Chai, Haixiang Li, Xiaoyong Du
2022 J jnl
Correlation Expert Tuning System for Performance Acceleration.
Big Data Res.
Yanfeng Chai, Jia-Ke Ge, Qiang Zhang, Yunpeng Chai, Xin Wang, Qingpeng Zhang
2022 A conf
Light-GC: a lightweight and efficient garbage collection scheme for embedded file systems.
Middleware
Diansen Sun, Yunlong Song, Yunpeng Chai, Baoling Peng, Fangzhou Lu, Xiang Deng
2022 J jnl
Locally weighted factorization machine with fuzzy partition for elderly readmission prediction.
Knowl. Based Syst.
Jiandong Zhou, Xiang Li, Xin Wang, Yunpeng Chai, Qingpeng Zhang
2022 J jnl
MacroTrend: A Write-Efficient Cache Algorithm for NVM-Based Read Cache.
J. Comput. Sci. Technol.
Ning Bao, Yunpeng Chai, Xiao Qin, Chuanwen Wang
2022 A* conf
R2B: high-efficiency and fair I/O scheduling for multi-tenant with differentiated demands.
DAC
Diansen Sun, Yunpeng Chai, Chaoyang Liu, Weihao Sun, Qingpeng Zhang
2022 C conf
Taming the Big Data Monster: Managing Petabytes of Data with Multi-Model Databases.
SBAC-PAD
Yang Chen, Feng Zhang, Yinhao Hong, Yunpeng Chai, Wei Lu, Hong Chen, Xiaoyong Du, Peipei Wang, Le Mi, Jintao Li, Xilin Tang, Yanliang Zhou, Wei Zhou, Peng Zhang, Fengyi Chen, Pengfei Li, Yu Li
2022 C conf
WALOR: Workload-Driven Adaptive Layout Optimization of Raft Groups for Heterogeneous Distributed Key-Value Stores.
NPC
Yangyang Wang, Yunpeng Chai, Qingpeng Zhang
2021 A* conf
CruiseDB: An LSM-Tree Key-Value Store with Both Better Tail Throughput and Tail Latency.
ICDE
Junkai Liang, Yunpeng Chai
2021 A* conf
Rethink the Linearizability Constraints of Raft for Distributed Key-Value Stores.
ICDE
Yangyang Wang, Zikai Wang, Yunpeng Chai, Xin Wang
2021 A* conf
UniKG: A Unified Interoperable Knowledge Graph Database System.
ICDE
Baozhu Liu, Xin Wang, Pengkai Liu, Sizhuo Li, Qiang Fu, Yunpeng Chai
2021 J jnl
WATuning: A Workload-Aware Tuning System with Attention-Based Deep Reinforcement Learning.
J. Comput. Sci. Technol.
Jia-Ke Ge, Yanfeng Chai, Yunpeng Chai
2021 — conf
XTuning: Expert Database Tuning System Based on Reinforcement Learning.
WISE (1)
Yanfeng Chai, Jia-Ke Ge, Yunpeng Chai, Xin Wang, Boxuan Zhao
2021 — conf
vRaft: Accelerating the Distributed Consensus Under Virtualized Environments.
DASFAA (1)
Yangyang Wang, Yunpeng Chai
2020 C conf
More Space may be Cheaper: Multi-Dimensional Resource Allocation for NVM-based Cloud Cache.
ICCD
Ning Bao, Yunpeng Chai, Yuxuan Zhang, Chuanwen Wang, Dafang Zhang
2020 A* conf
SAC: A Co-Design Cache Algorithm for Emerging SMR-based High-Density Disks.
ASPLOS
Diansen Sun, Yunpeng Chai
2020 J jnl
Smart Intra-query Fault Tolerance for Massive Parallel Processing Databases.
Data Sci. Eng.
Yunhong Ji, Yunpeng Chai, Xuan Zhou, Lipeng Ren, Yajie Qin
2019 A conf
A Write-Efficient Cache Algorithm based on Macroscopic Trend for NVM-based Read Cache.
DATE
Ning Bao, Yunpeng Chai, Xiao Qin
2019 J jnl
Efficient Subgraph Matching on Large RDF Graphs Using MapReduce.
Data Sci. Eng.
Xin Wang, Lele Chai, Qiang Xu, Yajun Yang, Jianxin Li, Junhu Wang, Yunpeng Chai
2019 A* conf
LDC: A Lower-Level Driven Compaction Method to Optimize SSD-Oriented Key-Value Stores.
ICDE
Yunpeng Chai, Yanfeng Chai, Xin Wang, Haocheng Wei, Ning Bao, Yushi Liang
2019 B conf
OntoDS: An Ontology-Aware Distributed Storage Scheme for RDF Graphs.
WISE
Baozhu Liu, Xin Wang, Yajun Yang, Yunpeng Chai
2018 C conf
ALOR: Adaptive Layout Optimization of Raft Groups for Heterogeneous Distributed Key-Value Stores.
NPC
Yangyang Wang, Yunpeng Chai, Xin Wang
2018 J jnl
An adaptive breadth-first search algorithm on integrated architectures.
J. Supercomput.
Feng Zhang, Heng Lin, Jidong Zhai, Jie Cheng, Dingyi Xiang, Jizhong Li, Yunpeng Chai, Xiaoyong Du
2018 C conf
Enabling Accurate Performance Isolation on Hybrid Storage Devices in Cloud Environment.
ICCD
Chuanwen Wang, Diansen Sun, Yunpeng Chai, Fang Zhou
2018 J jnl
Endurable SSD-Based Read Cache for Improving the Performance of Selective Restore from Deduplication Systems.
J. Comput. Sci. Technol.
Jian Liu, Yunpeng Chai, Xiao Qin, Yao-Hong Liu
2018 J jnl
基于SSD-SMR混合存储的LSM树键值存储系统的性能优化 (Performance Optimization of LSM Tree Key-value Storage System Based on SSD-SMR Hybrid Storage).
计算机科学
Yangyang Wang, Haocheng Wei, Yunpeng Chai
2016 J jnl
A Delayed Container Organization Approach to Improve Restore Speed for Deduplication Systems.
IEEE Trans. Parallel Distributed Syst.
Jian Liu, Yunpeng Chai, Chang Yan, Xin Wang
2016 Misc conf
Elastic Queue: A Universal SSD Lifetime Extension Plug-in for Cache Replacement Algorithms.
SYSTOR
Yushi Liang, Yunpeng Chai, Ning Bao, Hengyu Chen, Yaohong Liu
2015 — conf
ETD-Cache: an expiration-time driven cache scheme to make SSD-based read cache endurable and cost-efficient.
Conf. Computing Frontiers
Ningwei Dai, Yunpeng Chai, Yushi Liang, Chunling Wang
2015 J jnl
WEC: Improving Durability of SSD Cache Drives by Caching Write-Efficient Data.
IEEE Trans. Computers
Yunpeng Chai, Zhihui Du, Xiao Qin, David A. Bader
2014 Misc conf
PLC-cache: Endurable SSD cache for deduplication-based primary storage.
MSST
Jian Liu, Yunpeng Chai, Xiao Qin, Yuan Xiao
2013 J jnl
Priori information and sliding window based prediction algorithm for energy-efficient storage systems in cloud.
Simul. Model. Pract. Theory
Zhihui Du, Wenjun Fan, Yunpeng Chai, Yinong Chen
2013 C conf
Three-state disk model for high quality and energy efficient streaming media servers.
ISADS
Zhihui Du, Wenjun Fan, Yunpeng Chai
2012 A conf
An efficient index for massive IOT data in cloud environment.
CIKM
Youzhong Ma, Jia Rao, Weisong Hu, Xiaofeng Meng, Xu Han, Yu Zhang, Yunpeng Chai, Chunqiu Liu
2012 J jnl
Efficient Data Migration to Conserve Energy in Streaming Media Storage Systems.
IEEE Trans. Parallel Distributed Syst.
Yunpeng Chai, Zhihui Du, David A. Bader, Xiao Qin
2009 J jnl
A stepwise optimization algorithm of clustered streaming media servers.
J. Syst. Softw.
Yunpeng Chai, Zhihui Du, Yinong Chen
2008 — conf
A New Scheduling Algorithm for Distributed Streaming Media System Based on Multicast.
ICDCS Workshops
Yunpeng Chai, Zhihui Du, Sanli Li
2008 — conf
Load Sharing Based on PSO Algorithm for Isolated Distributed Stream Servers.
ICC
Yunpeng Chai, Lifeng Sun, Zhihui Du, Sanli Li
2007 — conf
An Improved Median Filtering System and Its Application of Calcified Lesions' Detection in Digital Mammograms.
MIMI
Kun Wang, Yuejian Xie, Sanli Li, Yunpeng Chai