Query segmentation using conditional random fields. - Xiaohui Yu 001; Huxia Shi (KEYS, 2009)

CI-Rank: Ranking Keyword Search Results Based on Collective Importance. - Xiaohui Yu 001; Huxia Shi (ICDE, 2012)

CI-Rank: Collective importance ranking for keyword search in databases. - Xiaohui Yu 001; Ziqiang Yu; Yang Liu 008; Huxia Shi (Inf. Sci., 2017)