Query Optimization for Massively Parallel Data Processing Sai Wu #1 , Feng Li #2 , Sharad Mehrotra §3 , Beng Chin Ooi #4 # School of Computing, National University of Singapore, Singapore, ,2,4

Source URL: www.comp.nus.edu.sg

SWORS: A System for the Efficient Retrieval of Relevant Spatial Web Objects Xin Cao§ Gao Cong§ Christian S. Jensen† Jun Jie Ng§ Beng Chin Ooi‡ Nhan-Tue Phan§ Dingming Wu] §

Source URL: www.comp.nus.edu.sg

• Software engineering
• Internet search engines
• Computing
• Computer programming
• Cross-platform software
• Alphabet Inc.
• Google Search
• Spatial database
• Information retrieval
• R-tree
• Database
• JavaScript

Sense The Physical, Walkthrough The Virtual, Manage The Co (existing) Spaces: A Database Perspective Beng Chin Ooi Kian Lee Tan

Source URL: www.comp.nus.edu.sg

• Virtual reality
• User interface techniques
• Humancomputer interaction
• Software
• Digital media
• Database
• Virtual world
• Data integration
• Augmented reality
• Mixed reality
• Outline of databases
• Dataspaces

CDAS: A Crowdsourcing Data Analytics System Xuan Liu†, Meiyu Lu† , Beng Chin Ooi† , Yanyan Shen† , Sai Wu§ , Meihui Zhang† †School of Computing, National University of Singapore, Singapore §College of Compu

Source URL: www.comp.nus.edu.sg

• Statistics
• Statistical theory
• Probability
• Probability distributions
• Crowdsourcing
• Sampling
• Normal distribution
• Confidence interval

1 Continuous Skyline Queries for Moving Objects Zhiyong Huang, Hua Lu, Beng Chin Ooi, and Anthony K. H. Tung Abstract— The literature on skyline algorithms has so far dealt

Source URL: people.cs.aau.dk

• Computing
• Information science
• Data management
• Information retrieval
• Search algorithms
• SQL
• Skyline operator
• Skyline
• Nearest neighbor search
• Data stream management system
• PT2
• Kinetic data structure

Continuous Skyline Queries for Moving Objects Zhiyong Huang Hua Lu Beng Chin Ooi

Source URL: www.comp.nus.edu.sg

• Computing
• Data management
• Information science
• Data
• SQL
• Skyline operator
• Skyline
• Nearest neighbor search
• Data stream management system
• PT2
• Kinetic data structure

Fire Seminar (16 Nov 2011) – Feedback Topic: Fire, Alarm & Destruction Speaker: MAJ. Andy Choo, MAJ. Lim Beng Hui, CPT. Yam Yeow Kiat Number of Registrations: Number of feedbacks collected: Number of Attendees:

Source URL: www.gia.org.sg

• Beng
• Seminar

1 CrowdOp: Query Optimization for Declarative Crowdsourcing Systems Ju Fan, Meihui Zhang, Stanley Kok, Meiyu Lu, and Beng Chin Ooi Abstract—We study the query optimization problem in declarative crowdsourcing systems.

Source URL: www.comp.nus.edu.sg

• Data management
• Computing
• Software
• Database management systems
• SQL
• Mathematical optimization
• Operations research
• Database theory
• Query optimization
• Query plan
• Crowdsourcing
• Multi-objective optimization

Providing Scalable Database Services on the Cloud Chun Chen §1 , Gang Chen §2 , Dawei Jiang #3 , Beng Chin Ooi #4 , Hoang Tam Vo #5 , Sai Wu #6 , and Quanqing Xu #7 #

Source URL: www.yzbigdata.com

• Computing
• Data management
• Parallel computing
• Apache Software Foundation
• Cloud infrastructure
• Information technology management
• Data-intensive computing
• MapReduce
• Apache Hadoop
• Online analytical processing
• Online transaction processing
• Vertica

Database Research at the National University of Singapore Stephane Bressan Chee Yong Chan Wynne Hsu Mong-Li Lee Tok-Wang Ling Beng Chin Ooi Kian-Lee Tan Anthony K.H. Tung National University of Singapore, Singapore 11741

Source URL: www.comp.nus.edu.sg

• Computing
• Concurrent computing
• Parallel computing
• Distributed computing architecture
• Apache Software Foundation
• Data-intensive computing
• MapReduce
• Apache Hadoop
• Big data
• Dataspaces
• Vertica
• Database