Pubs

Papers

• Improving SQL Performance Using Middleware-Based Query Rewriting, Qiushi Bai, Ph.D. Dissertation [PDF][PPT], University of California, Irvine, 2023.
• QueryBooster: Improving SQL Performance Using Middleware Services for Human-Centered Query Rewriting, Qiushi Bai, Sadeem Alsudais, Chen Li, VLDB 2023. [PDF][Github][Video]
• Demo of QueryBooster: Supporting Middleware-based SQL Query Rewriting as a Service, Qiushi Bai, Sadeem Alsudais, Chen Li, VLDB 2023 Demo. [PDF][Github]
• Maliva: Using Machine Learning to Rewrite Visualization Queries Under Time Constraints, Qiushi Bai, Sadeem Alsudais, Chen Li, Shuang Zhao, EDBT 2023. [PDF][Github][Video]
• Rainbow: A Rendering-Aware Index for High-Quality Spatial Scatterplots with Result-Size Budgets, Qiushi Bai, Sadeem Alsudais, Chen Li, Shuang Zhao, EGPGV 2022. [PDF][Github][Video][Demo]
• Demo of VisBooster: Accelerating Tableau Live Mode Queries Up to 100 Times Faster, Qiushi Bai, Sadeem Alsudais, Chen Li, BigVis Workshop 2022. [PDF][Github][Video]
• Marviq: Quality-Aware Geospatial Visualization of Range-Selection Queries Using Materialization, Liming Dong, Qiushi Bai, Taewoo Kim, Taiji Chen, Weidong Liu, Chen Li, ACM SIGMOD 2020. [PDF][Video]
• Cloudberry for Big Data Visualization, Sadeem Alsudais, Qiushi Bai and Chen Li, BOSS Workshop, co-located with VLDB, Los Angeles, CA, 2019. [PDF][Tutorial]
• Use of Twitter data to improve Zika virus surveillance in the United States during the 2016 epidemic, Shahir Masri, Jianfeng Jia, Chen Li, Guofa Zhou, Ming-Chieh Lee, Guiyun Yan and Jun Wu, BMC Public Health 2019. [PDF]
• Heatflip: Temporal-Spatial Sampling for Progressive Heat Maps on Social Media Data, Niklas Stoehr, Johannes Meyer, Qiushi Bai, Taewoo Kim, De-Yu Chen, Chen Li, Volker Markl, IEEE BigData 2018 Workshop on Big Social Media Data Management and Analysis (BSMDMA 2018) [PDF][PPT]
• Visually Analyzing A Billion Tweets: An Application for Collaborative Visual Analytics on Large High-Resolution Display, Simon Su, Michael An, Vincent Perry, Jianfeng Jia, Taewoo Kim, Te-Yu Chen, Chen Li, IEEE BigData 2018 Workshop on Analysis of Large-scale Disparate Data [PDF][PPT]
• Supporting Interactive Analytics and Visualization on Large Data, Jianfeng Jia, Ph.D. Dissertation [PDF][PPT], University of California, Irvine, 2017
• Drum: A Rhythmic Approach to Interactive Analytics on Large Data, Jianfeng Jia, Chen Li, Michael J. Carey, IEEE BigData 2017 [PDF][PPT][Long version][[Video]
• Caching Geospatial Objects in Web Browsers, Taewoo Kim, Vidhyasagar Thirumaraiselvan, Jianfeng Jia, Chen Li, ACM SIGSPATIAL 2017 (Demo Paper)[PDF].
• Visual Analytics Ecology for Complex System Testing, Simon Su, Michael Barton, Michael An, Vincent Perry, Chen Li, Jianfeng Jia, Brian Panneton, Visualization in Practice 2017 at IEEE VIS 2017.
• Twitter Coverage of Climate Change and Health before and after the 2016 US Presidential Election, Suellen Hopfer, Miryha Runnerstrom, Jianfeng Jia, Taewoo Kim, Chen Li, American Public Health Association 2017.
• Towards Interactive Analytics and Visualization on One Billion Tweets, Jianfeng Jia, Chen Li, Xi Zhang, Chen Li, Michael J. Carey, Simon Su, ACM SIGSPATIAL 2016 (Demo Paper). [PDF] [Video]

Talks

• (7/2019) Prof. Chen Li gave a tutorial talk at VLDB Summer School 2019 in China about “Big Spatial Visualization”. [PDF]
• (7/2019) Prof. Chen Li gave a talk titled “Big Spatial Data Visualization Using Cloudberry” at TU-Berlin, Germany.
• (10/2018) Prof. Chen Li gave an invited keynote talk at NDBC in China.
• (9/2018) Prof. Chen Li gave talks at several universities and companies in China about Cloudberry.
• (8/2017) Prof. Chen Li gave talks at Huawei, Google, Teradata, and ARL about Cloudberry.
• (6/5/2017) Prof. Chen Li gave a talk at UC Riverside.
• (5/19/2017) ISG Seminar by Chen Li, Jianfeng Jia, and Zuozhi Wang.
• (3/2017) Prof. Li gave a talk about Cloudberry at UCI. [PPT]
• (9/2016) Prof. Li gave a talk about Cloudberry at APWeb, Suzhou, China. [PPT].
• (8/2016) Prof. Li attended the MHSRS symposium to show Cloudberry. [Poster]
• (7/2016) Prof. Li gave talks about Cloudberry at Salesforce and Huawei.[PPT]

Articles

• COVID-19 Case Data Collection for Coronavirus TwitterMap, Tiancheng (Joseph) Zheng, Honors Thesis of ICS, UCI, June, 2020. [PDF]
• Analyzing and Visualizing 1 Billion Tweets Using Cloudberry, 2017 ICS Annual Report, pp.4 [PDF]
• Supporting Visualizations on Large Twitter Datasets Using Cloudberry, Shengjie Xu, Bachelor thesis, ICS, UCI, 2017. [PDF]