Geometry approach for k-regret query. - Peng Peng 002; Raymond Chi-Wing Wong (ICDE, 2014)

Selective Sampling on Probabilistic Data. - Peng Peng 002; Raymond Chi-Wing Wong (SDM, 2014)

Learning on Probabilistic Labels. - Peng Peng 002; Raymond Chi-Wing Wong; Philip S. Yu (SDM, 2014)

k-Hit Query: Top-k Query with Probabilistic Utility Function. - Peng Peng 002; Raymond Chi-Wing Wong (SIGMOD Conference, 2015)

Skyline Queries and Pareto Optimality. - Peng Peng 002; Raymond Chi-Wing Wong (Encyclopedia of Database Systems (2nd ed.), 2018)

Being Happy with the Least: Achieving α-happiness with Minimum Number of Tuples. - Min Xie; Raymond Chi-Wing Wong; Peng Peng 002; Vassilis J. Tsotras (ICDE, 2020)