ZHAO Gang (George)

School of Computing
National University of Singapore
Database Research Lab 2,
Computing 1, 13 Computing Drive
Singapore 117417
Email: zhaogang@comp.nus.edu.sg

Mr. Zhao Gang is a Ph.D candidate at Dept. Computer Science, School of Computing,National University of Singapore .
He is supervised by A/P Lee, Mong Li and co-supervised by professor Hsu, Wynne.
He is a member of Database research group. His research interests are recommendation and search over tag-based social network.

Research

Publications

Gang Zhao, Mong Li Lee, Wynne Hsu,Wei Chen. Increasing Temporal Diversity with Purchase Intervals, in 35th International ACM SIGIR Conference, Portland, Oregon, USA, August 2012. To be appeared.
Gang Zhao, Mong Li Lee, Wynne Hsu, Jiawei Zhang. Query-based Personalized Search in Tag Social Systems, in 3rd Workshop on Social Web Search and Mining (SWSM), in conjunction with SIGIR Conference, Beijing, China, July 2011.

Data Set

Product Data set

In this data set there are 165096 users, and it is preprocessed according to the constrains:
1.each product at least has 10 ratings;
2.each user at least has 5 ratings.
you can click this link to download the data set.

Teaching

CS2102

You can find more about this module from here.

You are the Website Hit Counters

user to access this website.