211 citations · 1.4k across the 61 of their papers we have counts for
4 papers · 2 filters
CDAS: A Crowdsourcing Data Analytics System
Xuan Liu, Meiyu Lu, Beng Chin Ooi +3
Some complex problems, such as image tagging and natural language processing, are very challenging for computers, where even state-of-the-art technology is yet able to provide sati…
Efficient Processing of k Nearest Neighbor Joins using MapReduce
Wei Lu, Yanyan Shen, Su Chen +1
k nearest neighbor join (kNN join), designed to find k nearest neighbors from a dataset S for every object in another dataset R, is a primitive operation widely adopted by many dat…
LogBase: A Scalable Log-structured Database System in the Cloud
Hoang Tam Vo, Sheng Wang, Divyakant Agrawal +2
Numerous applications such as financial transactions (e.g., stock trading) are write-heavy in nature. The shift from reads to writes in web applications has also been accelerating…
Efficient Spatial Keyword Search in Trajectory Databases
Gao Cong, Hua Lu, Beng Chin Ooi +2
An increasing amount of trajectory data is being annotated with text descriptions to better capture the semantics associated with locations. The fusion of spatial locations and tex…