Chi Wang

Publication Activity (10 Years)

Years Active: 2008-2024
Publications (10 Years): 52

Top Topics

Parameter Optimization

Top Venues

SIGMOD Conference

Publications

Dujian Ding, Ankur Mallick, Chi Wang, Robert Sim, Subhabrata Mukherjee, Victor Rühle, Laks V. S. Lakshmanan, Ahmed Hassan Awadallah
Hybrid LLM: Cost-Efficient and Quality-Aware Query Routing. ICLR (2024)
Yiran Wu, Tianwei Yue, Shaokun Zhang, Chi Wang, Qingyun Wu
StateFlow: Enhancing LLM Task-Solving through State-Driven Workflows. CoRR (2024)
Alankrita Bhatt, Ziao Wang, Chi Wang, Lele Wang
Universal Graph Compression: Stochastic Block Models. IEEE Trans. Inf. Theory 70 (2) (2024)
Dujian Ding, Ankur Mallick, Chi Wang, Robert Sim, Subhabrata Mukherjee, Victor Rühle, Laks V. S. Lakshmanan, Ahmed Hassan Awadallah
Hybrid LLM: Cost-Efficient and Quality-Aware Query Routing. CoRR (2024)
Negar Arabzadeh, Julia Kiseleva, Qingyun Wu, Chi Wang, Ahmed Awadallah, Victor Dibia, Adam Fourney, Charles L. A. Clarke
Towards better Human-Agent Alignment: Assessing Task Utility in LLM-Powered Applications. CoRR (2024)
Negar Arabzadeh, Siqing Huo, Nikhil Mehta, Qingyun Wu, Chi Wang, Ahmed Awadallah, Charles L. A. Clarke, Julia Kiseleva
Assessing and Verifying Task Utility in LLM-Powered Applications. CoRR (2024)
Wentao Wu, Chi Wang
Budget-aware Query Tuning: An AutoML Perspective. CoRR (2024)
Linxin Song, Jiale Liu, Jieyu Zhang, Shaokun Zhang, Ao Luo, Shijian Wang, Qingyun Wu, Chi Wang
Adaptive In-conversation Team Building for Language Model Agents. CoRR (2024)
Xiaoying Wang, Wentao Wu, Chi Wang, Vivek R. Narasayya, Surajit Chaudhuri
Wii: Dynamic Budget Reallocation In Index Tuning. Proc. ACM Manag. Data 2 (3) (2024)
Shaokun Zhang, Jieyu Zhang, Jiale Liu, Linxin Song, Chi Wang, Ranjay Krishna, Qingyun Wu
Training Language Model Agents without Modifying Language Models. CoRR (2024)
Chi Wang, Xueqing Liu, Ahmed Hassan Awadallah
Cost-Effective Hyperparameter Optimization for Large Language Model Generation Inference. AutoML (2023)
Shaokun Zhang, Yiran Wu, Zhonghua Zheng, Qingyun Wu, Chi Wang
HyperTime: Hyperparameter Optimization for Combating Temporal Distribution Shifts. CoRR (2023)
Jieyu Zhang, Ranjay Krishna, Ahmed H. Awadallah, Chi Wang
EcoAssistant: Using LLM Assistant More Affordably and Accurately. CoRR (2023)
Yiran Wu, Feiran Jia, Shaokun Zhang, Hangyu Li, Erkang Zhu, Yue Wang, Yin Tat Lee, Richard Peng, Qingyun Wu, Chi Wang
An Empirical Study on Challenging Math Problem Solving with GPT-4. CoRR (2023)
Yuyang Xie, Jiezhong Qiu, Laxman Dhulipala, Wenjian Yu, Jie Tang, Richard Peng, Chi Wang
Towards Lightweight and Automated Representation Learning System for Networks. IEEE Trans. Knowl. Data Eng. 35 (9) (2023)
Qingyun Wu, Gagan Bansal, Jieyu Zhang, Yiran Wu, Shaokun Zhang, Erkang Zhu, Beibin Li, Li Jiang, Xiaoyun Zhang, Chi Wang
AutoGen: Enabling Next-Gen LLM Applications via Multi-Agent Conversation Framework. CoRR (2023)
Shaokun Zhang, Feiran Jia, Chi Wang, Qingyun Wu
Targeted Hyperparameter Optimization with Lexicographic Preferences Over Multiple Objectives. ICLR (2023)
Yuyang Xie, Jiezhong Qiu, Laxman Dhulipala, Wenjian Yu, Jie Tang, Richard Peng, Chi Wang
Towards Lightweight and Automated Representation Learning System for Networks. CoRR (2023)
Tarique Siddiqui, Saehan Jo, Wentao Wu, Chi Wang, Vivek R. Narasayya, Surajit Chaudhuri
ISUM: Efficiently Compressing Large and Complex Workloads for Scalable Index Tuning. SIGMOD Conference (2022)
Chi Wang, Qingyun Wu, Xueqing Liu, Luis Quintanilla
Automated Machine Learning & Tuning with FLAML. KDD (2022)
Wentao Wu, Chi Wang, Tarique Siddiqui, Junxiong Wang, Vivek R. Narasayya, Surajit Chaudhuri, Philip A. Bernstein
Budget-aware Index Tuning with Reinforcement Learning. SIGMOD Conference (2022)
Yi-Wei Chen, Chi Wang, Amin Saied, Rui Zhuang
ACE: Adaptive Constraint-aware Early Stopping in Hyperparameter Optimization. CoRR (2022)
Qingyun Wu, Chi Wang, Silu Huang
Frugal Optimization for Cost-related Hyperparameters. AAAI (2021)
Chi Wang, Qingyun Wu, Silu Huang, Amin Saied
Economic Hyperparameter Optimization with Blended Search Strategy. ICLR (2021)
Chi Wang, Qingyun Wu, Markus Weimer, Erkang Zhu
FLAML: A Fast and Lightweight AutoML Library. MLSys (2021)
Jiezhong Qiu, Laxman Dhulipala, Jie Tang, Richard Peng, Chi Wang
LightNE: A Lightweight Graph Processing System for Network Embedding. SIGMOD Conference (2021)
Beibin Li, Yao Lu, Chi Wang, Srikanth Kandula
Q-error Bounds of Random Uniform Sampling for Cardinality Estimation. CoRR (2021)
Qingyun Wu, Chi Wang, John Langford, Paul Mineiro, Marco Rossi
ChaCha for Online AutoML. ICML (2021)
Qingyun Wu, Chi Wang, John Langford, Paul Mineiro, Marco Rossi
ChaCha for Online AutoML. CoRR (2021)
Qingyun Wu, Chi Wang
Fair AutoML. CoRR (2021)
Matthew Fahrbach, Gramoz Goranci, Richard Peng, Sushant Sachdeva, Chi Wang
Faster Graph Embeddings via Coarsening. ICML (2020)
Anshuman Dutt, Chi Wang, Vivek R. Narasayya, Surajit Chaudhuri
Efficiently Approximating Selectivity Functions using Low Overhead Regression Models. Proc. VLDB Endow. 13 (11) (2020)
Jiezhong Qiu, Chi Wang, Ben Liao, Richard Peng, Jie Tang
A Matrix Chernoff Bound for Markov Chains and Its Application to Co-occurrence Matrices. NeurIPS (2020)
Jiaming Shen, Zhihong Shen, Chenyan Xiong, Chi Wang, Kuansan Wang, Jiawei Han
TaxoExpan: Self-supervised Taxonomy Expansion with Position-Enhanced Graph Neural Network. CoRR (2020)
Jiaming Shen, Zhihong Shen, Chenyan Xiong, Chi Wang, Kuansan Wang, Jiawei Han
TaxoExpan: Self-supervised Taxonomy Expansion with Position-Enhanced Graph Neural Network. WWW (2020)
Matthew Fahrbach, Gramoz Goranci, Richard Peng, Sushant Sachdeva, Chi Wang
Faster Graph Embeddings via Coarsening. CoRR (2020)
Qingyun Wu, Chi Wang, Silu Huang
Cost Effective Optimization for Cost-related Hyperparameters. CoRR (2020)
Jiezhong Qiu, Chi Wang, Ben Liao, Richard Peng, Jie Tang
Concentration Bounds for Co-occurrence Matrices of Markov Chains. CoRR (2020)
Jiezhong Qiu, Yuxiao Dong, Hao Ma, Jian Li, Chi Wang, Kuansan Wang, Jie Tang
NetSMF: Large-Scale Network Embedding as Sparse Matrix Factorization. CoRR (2019)
Anshuman Dutt, Chi Wang, Azade Nazi, Srikanth Kandula, Vivek R. Narasayya, Surajit Chaudhuri
Selectivity Estimation for Range Predicates using Lightweight Models. Proc. VLDB Endow. 12 (9) (2019)
Jiezhong Qiu, Yuxiao Dong, Hao Ma, Jian Li, Chi Wang, Kuansan Wang, Jie Tang
NetSMF: Large-Scale Network Embedding as Sparse Matrix Factorization. WWW (2019)
Chi Wang, Qingyun Wu
FLO: Fast and Lightweight Hyperparameter Optimization for AutoML. CoRR (2019)
Silu Huang, Chi Wang, Bolin Ding, Surajit Chaudhuri
Efficient Identification of Approximate Best Configuration of Training in Large Datasets. AAAI (2019)
Xueqing Liu, Chi Wang, Yue Leng, ChengXiang Zhai
LinkSO: a dataset for learning to retrieve similar question answer pairs on software development forums. NL4SE@ESEC/SIGSOFT FSE (2018)
Chi Wang, Kaushik Chakrabarti
Efficient Attribute Recommendation with Probabilistic Guarantee. KDD (2018)
Silu Huang, Chi Wang, Bolin Ding, Surajit Chaudhuri
Efficient Identification of Approximate Best Configuration of Training in Large Datasets. CoRR (2018)
Dominik Moritz, Danyel Fisher, Bolin Ding, Chi Wang
Trust, but Verify: Optimistic Visualizations of Approximate Queries for Exploring Big Data. CHI (2017)
Honglei Zhuang, Chi Wang, Yifan Wang
Identifying Outlier Arms in Multi-Armed Bandit. NIPS (2017)
Renqin Cai, Chi Wang, Hongning Wang
Accounting for the Correspondence in Commented Data. SIGIR (2017)
Honglei Zhuang, Chi Wang, Fangbo Tao, Lance M. Kaplan, Jiawei Han
Identifying Semantically Deviating Outlier Documents. EMNLP (2017)
Bolin Ding, Silu Huang, Surajit Chaudhuri, Kaushik Chakrabarti, Chi Wang
Sample + Seek: Approximating Aggregates with Distribution Precision Guarantee. SIGMOD Conference (2016)
Xiang Ren, Ahmed El-Kishky, Chi Wang, Jiawei Han
Automatic Entity Recognition and Typing in Massive Text Corpora. WWW (Companion Volume) (2016)
Xiang Ren, Ahmed El-Kishky, Chi Wang, Jiawei Han
Automatic Entity Recognition and Typing from Massive Text Corpora: A Phrase and Network Mining Approach. KDD (2015)
Chi Wang, Jialu Liu, Nihit Desai, Marina Danilevsky, Jiawei Han
Constructing topical hierarchies in heterogeneous information networks. Knowl. Inf. Syst. 44 (3) (2015)
Chi Wang, Hua Liu, Kwame-Lante Wright, Bhaskar Krishnamachari, Murali Annavaram
A privacy mechanism for mobile-based urban traffic monitoring. Pervasive Mob. Comput. 20 (2015)
Chi Wang, Kaushik Chakrabarti, Yeye He, Kris Ganjam, Zhimin Chen, Philip A. Bernstein
Concept Expansion Using Web Tables. WWW (2015)
Jialu Liu, Chi Wang, Jing Gao, Quanquan Gu, Charu C. Aggarwal, Lance M. Kaplan, Jiawei Han
GIN: A Clustering Model for Capturing Dual Heterogeneity in Networked Data. SDM (2015)
Xiang Ren, Ahmed El-Kishky, Chi Wang, Fangbo Tao, Clare R. Voss, Jiawei Han
ClusType: Effective Entity Recognition and Typing by Relation Phrase-Based Clustering. KDD (2015)
Chi Wang, Xueqing Liu, Yanglei Song, Jiawei Han
Towards Interactive Construction of Topical Hierarchy: A Recursive Tensor Decomposition Approach. KDD (2015)
Chenguang Wang, Yangqiu Song, Dan Roth, Chi Wang, Jiawei Han, Heng Ji, Ming Zhang
Constrained Information-Theoretic Tripartite Graph Clustering to Identify Semantically Similar Relations. IJCAI (2015)
Jialu Liu, Jingbo Shang, Chi Wang, Xiang Ren, Jiawei Han
Mining Quality Phrases from Massive Text Corpora. SIGMOD Conference (2015)
Chi Wang, Xueqing Liu, Yanglei Song, Jiawei Han
Scalable and Robust Construction of Topical Hierarchies. CoRR (2014)
Jiawei Han, Chi Wang, Ahmed El-Kishky
Bringing structure to text: mining phrases, entities, topics, and hierarchies. KDD (2014)
Fangbo Tao, George Brova, Jiawei Han, Heng Ji, Chi Wang, Brandon Norick, Ahmed El-Kishky, Jialu Liu, Xiang Ren, Yizhou Sun
NewsNetExplorer: automatic construction and exploration of news information networks. SIGMOD Conference (2014)
Ahmed El-Kishky, Yanglei Song, Chi Wang, Clare R. Voss, Jiawei Han
Scalable Topical Phrase Mining from Text Corpora. CoRR (2014)
Ahmed El-Kishky, Yanglei Song, Chi Wang, Clare R. Voss, Jiawei Han
Scalable Topical Phrase Mining from Text Corpora. Proc. VLDB Endow. 8 (3) (2014)
Rui Li, Chi Wang, Kevin Chen-Chuan Chang
User profiling in an ego network: co-profiling attributes and relationships. WWW (2014)
Jiawei Han, Chi Wang
Mining latent entity structures from massive unstructured and interconnected data. SIGMOD Conference (2014)
Dian Yu, Hongzhao Huang, Taylor Cassidy, Heng Ji, Chi Wang, Shi Zhi, Jiawei Han, Clare R. Voss, Malik Magdon-Ismail
The Wisdom of Minority: Unsupervised Slot Filling Validation based on Multi-dimensional Truth-Finding. COLING (2014)
Marina Danilevsky, Chi Wang, Nihit Desai, Xiang Ren, Jingyi Guo, Jiawei Han
Automatic Construction and Ranking of Topical Keyphrases on Collections of Short Documents. SDM (2014)
Chi Wang, Xueqing Liu, Yanglei Song, Jiawei Han
Scalable Moment-Based Inference for Latent Dirichlet Allocation. ECML/PKDD (3) (2014)
Marina Danilevsky, Chi Wang, Fangbo Tao, Son Nguyen, Gong Chen, Nihit Desai, Lidan Wang, Jiawei Han
AMETHYST: a system for mining and exploring topical hierarchies of heterogeneous data. KDD (2013)
Yuguo Chen, Jiawei Han, Ming Ji, Jialu Liu, Lu Su, Chi Wang, Hongning Wang
On the Detectability of Node Grouping in Networks. SDM (2013)
Fangbo Tao, Xiao Yu, Kin Hou Lei, George Brova, Xiao Cheng, Jiawei Han, Rucha Kanade, Yizhou Sun, Chi Wang, Lidan Wang, Tim Weninger
Research-insight: providing insight on research by publication network analysis. SIGMOD Conference (2013)
Hyungsul Kim, Xiang Ren, Yizhou Sun, Chi Wang, Jiawei Han
Semantic Frame-Based Document Representation for Comparable Corpora. ICDM (2013)
Jialu Liu, Kin Hou Lei, Jeffery Yufei Liu, Chi Wang, Jiawei Han
Ranking-based name matching for author disambiguation in bibliographic data. KDD Cup (2013)
Yang Li, Chi Wang, Fangqiu Han, Jiawei Han, Dan Roth, Xifeng Yan
Mining evidences for named entity disambiguation. KDD (2013)
Alice Leung, William Dron, John P. Hancock, Matthew Aguirre, Jon Purnell, Jiawei Han, Chi Wang, Jaideep Srivastava, Amogh Mahapatra, Atanu Roy, Lisa Scott
Social patterns: Community detection using behavior-generated network datasets. NSW (2013)
Fangbo Tao, Kin Hou Lei, Jiawei Han, Chengxiang Zhai, Xiao Cheng, Marina Danilevsky, Nihit Desai, Bolin Ding, Jing Ge, Heng Ji, Rucha Kanade, Anne Kao, Qi Li, Yanen Li, Cindy Xide Lin, Jialu Liu, Nikunj C. Oza, Ashok N. Srivastava, Rodney Tjoelker, Chi Wang, Duo Zhang, Bo Zhao
EventCube: multi-dimensional search and mining of structured and text data. KDD (2013)
Marina Danilevsky, Chi Wang, Nihit Desai, Jingyi Guo, Jiawei Han
KERT: Automatic Extraction and Ranking of Topical Keyphrases from Content-Representative Document Titles. CoRR (2013)
Jing Gao, Jiawei Han, Jialu Liu, Chi Wang
Multi-View Clustering via Joint Nonnegative Matrix Factorization. SDM (2013)
Chi Wang, Marina Danilevsky, Nihit Desai, Yinan Zhang, Phuong Nguyen, Thrivikrama Taula, Jiawei Han
A phrase mining framework for recursive construction of a topical hierarchy. KDD (2013)
Jialu Liu, Chi Wang, Marina Danilevsky, Jiawei Han
Large-Scale Spectral Clustering on Graphs. IJCAI (2013)
Chi Wang, Xiao Yu, Yanen Li, Chengxiang Zhai, Jiawei Han
Content coverage maximization on word networks for hierarchical topic summarization. CIKM (2013)
Chi Wang, Marina Danilevsky, Jialu Liu, Nihit Desai, Heng Ji, Jiawei Han
Constructing Topical Hierarchies in Heterogeneous Information Networks. ICDM (2013)
Chi Wang, Wei Chen, Yajun Wang
Scalable influence maximization for independent cascade model in large-scale social networks. Data Min. Knowl. Discov. 25 (3) (2012)
Chi Wang, Jiawei Han, Qi Li, Xiang Li, Wen-Pin Lin, Heng Ji
Learning Hierarchical Relationships among Partially Ordered Objects with Heterogeneous Attributes and Links. SDM (2012)
Chi Wang, Kaushik Chakrabarti, Tao Cheng, Surajit Chaudhuri
Targeted disambiguation of ad-hoc, homogeneous sets of named entities. WWW (2012)
Xin Jin, Chi Wang, Jiebo Luo, Xiao Yu, Jiawei Han
LikeMiner: a system for mining the power of 'like' in social media networks. KDD (2011)
Chi Wang, Rajat Raina, David Fong, Ding Zhou, Jiawei Han, Greg J. Badros
Learning relevance from heterogeneous social network and its application in online targeting. SIGIR (2011)
Hongning Wang, Chi Wang, ChengXiang Zhai, Jiawei Han
Learning online discussion structures by conditional random fields. SIGIR (2011)
Tim Weninger, Marina Danilevsky, Fabio Fumarola, Joshua M. Hailpern, Jiawei Han, Thomas J. Johnston, Surya Kallumadi, Hyungsul Kim, Zhijin Li, David McCloskey, Yizhou Sun, Nathan E. TeGrotenhuis, Chi Wang, Xiao Yu
WINACS: construction and analysis of web-based computer science information networks. SIGMOD Conference (2011)
Chi Wang, Jie Tang, Jimeng Sun, Jiawei Han
Dynamic Social Influence Analysis through Time-Dependent Factor Graphs. ASONAM (2011)
Chi Wang, Jiawei Han, Yuntao Jia, Jie Tang, Duo Zhang, Yintao Yu, Jingyi Guo
Mining advisor-advisee relationships from research publication networks. KDD (2010)
Jing Gao, Feng Liang, Wei Fan, Chi Wang, Yizhou Sun, Jiawei Han
On community outliers and their efficient detection in information networks. KDD (2010)
Wei Chen, Chi Wang, Yajun Wang
Scalable influence maximization for prevalent viral marketing in large-scale social networks. KDD (2010)
Jie Tang, Jimeng Sun, Chi Wang, Zi Yang
Social influence analysis in large-scale networks. KDD (2009)
Yang Ye, Yu Liu, Chi Wang, Dapeng Lv, Jianhua Feng
Decomposition: Privacy Preservation for Multiple Sensitive Attributes. DASFAA (2009)
Yang Ye, Qiao Deng, Chi Wang, Dapeng Lv, Yu Liu, Jianhua Feng
BSGI: An Effective Algorithm towards Stronger l-Diversity. DEXA (2008)