Refereed Journal Papers

1. L. Li, L. Zhong G. Xu and M. Kitsuregawa, A Feature-free Search Query Classification Approach Using Semantic Distance, Expert Systems with Applications An International Journal, Available online March 2012
2. L. Li, G. Xu, Z. Yang Y. Zhang and M. Kitsuregawa, An Efficient Approach to Suggesting Topically Related Web Queries Using Hidden Topic Model, World Wide Web Journal, 2012, DOI 10.1007/s11280-011-0151-3, (ERA A 2010)
3. Z. Wu, G. Xu, P. Dolog and Y. Zhang, An Improved Contextual Advertising Matching Approach based on Wikipedia Knowledge, the Computer Journal, 55(3): 277-292, 2012   (ERA A*2010)
4. Z. Wu, G. Xu, Z. Yu, X. Yi, E. Chen, Y. Zhang, Executing SQL Queries over Encrypted Character Strings in the Database-As-Service Model, Knowledge-based Systems, 2012
5. Z. Wu, G. Xu, Y. Zhang, Z. Cao, C. Lu and Z. Hu, GMQL: A GraphicalMultimedia Query Language, Knowledge-based Systems Journal, 26(2012), Pages 135-143, 2012 (ERA B 2010)
6. Y. Zong, G. Xu, P. Jin, Y. Zhang and E. Chen, HC_AB: A New Heuristic Clustering Algorithm based on Approximate Backbone, Information Processing Letter, Volume 111, Issue 17, Pages 857-863, 2011  (ERA B 2010)
7. L. Li, G. Xu, Y. Zhang and M. Kitsuregawa, Random Walk based Rank Aggregation to Improving Web Search, Knowledge-based Systems, Volume 24, Issue 7, Pages 943-951, 2011  (ERA B 2010 )
8. G. Xu, L. Li, Y. Zhang, X. Yi and M. Kitsuregawa, Modeling User Hidden Navigational Behavior for Web Recommendation, Web Intelligence and Agent Systems: An International Journal,  Vol.9, No.3, 2011
9. Y. Zong, G. Xu, Y. Zhang, H. Jiang and M. Li, A Robust Iterative Refinement Clustering Algorithm with Smoothing Search Space, Knowledge-Based Systems, 23 (2010) 389–396, 2010 (ERA B 2010)
10. J. Thongkam, G. Xu, Y. Zhang and F. Huang, Toward Breast Cancer Survivability Prediction Models through Improving Training Space, Expert System with Applications, 36(10): 12200-12209 (2009), 2009 (ERA B 2010)
11. Y. Zhang and G. Xu*, On Web Communities Mining and Recommendation, Concurrency and Computation: Practice and Experience, p 561-582, Volume 21 Issue 5, 2008 (ERA A 2010)
12. W. Liu, L. Gao, Q. Zhang, G. Xu, X. Zhu, X. Liu and J. Xu, “A Random Walk DNA Algorithm for the 3-SAT Problem”, Current Nanoscience, pp.83-87, No. 1,Volume 1, 2005 (ERA B 2010)

Papers in Refereed Conference Proceedings

1. Y. Zong, G. Xu, P. Jin. X. Yi and E. Chen, A projective clustering algorithm based on significant local dense areas, in the Proceedings of 2012 IEEE International Joint Conference on Neural Networks (IJCNN 2012),  June 10-15, 2012, Brisbane, Australia (ERA A)
2. X. Chen, L. Li, H. Xiao, G. Xu, Recommending Related Microblogs: A Comparison Between Topic and WordNet based Approaches, in the Proceedings of Twenty-sixth AAAI Conference on Artificial Intelligence (AAAI-12), July 24 - 28, 2012, Toronto, Ontario, Canada (ERA A)
3. B. Fu, Z.-H. Wang, R. Pan, G. Xu, and P. Dolog, Learning Tree Structure of Labels Dependency for Multi-label Learning, in the Proceedings of 16 Pacific-Asia Knowledge Discovery and Data Mining (PAKDD 2012), May 29 – June 1, 2012, Kuala Lumpur (ERA A)
4. L. Hu, J. Cao1, G. Xu, and Z. Gu, Latent Informative Links Detection, in the Proceedings of 16th International Conference on Knowledge-Based and Intelligent Information and Engineering Systems (KES 2012), M. Graña et al. (Eds.), IOS Press, 1233 - 1242,  San Sebastian, Spain, 10-12 September 2012
5. B. Fu, Z. Wang, R. Pan, G. Xu, and P. Dolog, An New Selection Criterion for Ensemble Pruning, in Proceedings of Seventh International KMO Conference on Knowledge Management, Services and Cloud computing (Advances in Intelligent and Soft Computing 172), ISBN 978-3-642-30866-6, 11th -13th July, 2012, Salamanca, Spain, pp 47-58.
6. L. Liu, Y. Zhou, M. Liu, G. Xu, X. Chen, D. Fan, Q. Wang, Preemptive Hadoop Jobs Scheduling under a Deadline, in the Proceedings of the 8th International Conference on Semantics, Knowledge & Grids, Oct 22-24, 2012, Beijing, China
7. J. Zhou, T. Luo and G. Xu. Academic Recommendation on Graph with Dynamic Transfer Chain, in the Proceedings of 2nd International Conference of Social Computing and Applications (SCA’2012), 1-3 November, 2012, Xiangtan, China
8. Shangguan, L. Hu, J. Cao and G. Xu, Book Recommendation Based On Joint Multi-Relational Model, in the Proceedings of 2^nd International Conference of Social Computing and Applications (SCA’2012), 1-3 November, 2012, Xiangtan, China
9.  R. Pan, G. Xu, P. Dolog and Y. Zong, Improving Recommendations in Tag-based Systems with Tag Group Extraction, in the Proceedings of 2nd International Conference of Social Computing and Applications (SCA’2012), 1-3 November, 2012, Xiangtan, China
10. G. Xu, Y. Gu, P. Dolog, Y. Zhang and M. Kitsuregawa, SemRec: A Semantic Enhancement Framework for Tag based Recommendation, in the Proceedings of Twenty-Fifth AAAI Conference on Artificial Intelligence (AAAI-11), August 7 - 11, 2011, in San Francisco, California, USA (ERA A 2010, CORE A* 2008)
11. G. Xu, Y. Gu, Y. Zhang and M. Kitsuregawa, TOAST: A Topic-Oriented Tag-based Recommender System, in the Proceedings of The 12th International Conference on Web Information System Engineering (WISE 2011), October 13 – 14, 2011, Sydney, Australia (ERA A 2010)
12. Z. Wu, G. Xu, Y. Zhang, C. Lu, Z.  Hu and J. Lu, Wikipedia-based Contextual Advertising, in the Proceedings of 20th ACM Conference on Information and Knowledge Management (CIKM 2011), October 24-28, 2011, Glasgow, UK (ERA A 2010)
13. L Li, G. Xu, Z. Yang, Y. Zhang and M. Kitsuregawa, A Feature-free Flexible Approach to Topical Classification of Web Queries, in the Proceedings of the 7th International Conference on Semantics, Knowledge & Grids (SKG 2011), October 24-26, 2011,Bejing, China
14. G. Xu, Y. Zong, R. Pan, P. Dolog and P. Jin, On Kernel Information Propagation for Tag Clustering in Social Annotation Systems, in the Proceedings of 15th International Conference on Knowledge-Based and Intelligent Information and Engineering Systems (KES 2011), IS "Advanced Knowledge-based Systems", 12-14 September 2011, Kaiserslautern, Germany (ERA B 2010)
15. Y. Zong, G. Xu, Y. Zhang, E. Chen and P. Jin, APPECT: An Approximate Backbone-based Clustering Algorithm for Tags, in the Proceeding of 7th International Conference on Advanced Data Mining and Applications (ADMA 2011), Dec 17-19, Beijing, China (ERA B 2010)
16. R. Pan,  G. Xu,  P. Dolog, Improving Recommendations in Tag-based Systems with Tag Neighbor Expansion, in the Proceedings of The 3rd International Conference on Computer Science and its Applications (CSA-11), December 12-15, 2011, Jeju, Korea
17. F. Durao, K. Bayyapu, G. Xu, P. Dolog and R. Lage, Using Tag-Neighbors for Query Expansion in Medical Information Retrieval, in Proceedings of 2011 International Conference on Information Science and Applications, Jeju Island, Korea, April 26-April 29, 2011
18. Y. Zong, G. Xu, P. Dolog and Y. Zhang, Co-Clustering for Weblogs in Semantic Space, in the Proceedings of 11th international Conference on Web Information Systems Engineering (WISE’10), Dec 12-14, 2010, Hong Kong, China (ERA A 2010)
19. G. Xu, Y. Zong, P. Dolog and Y. Zhang, Co-Clustering of Web Log using Bipartite Spectral Clustering, in the Proceedings of 14th International Conference on Knowledge-Based and Intelligent Information & Engineering Systems, 8-10 September 2010 Cardiff, Wales, UK (ERA B 2010)
20. H. Meng, J. Ma, G. Xu, Experimental research on impacts of dimensionality on clustering algorithms, in the Proceedings of 2010 Int’l Conference on Computational Intelligence and Software Engineering (CiSE’2010), December 10－12, 2010, Wuhan, China
21. Lin Li, G. Xu, Y. Zhang and M. Kitsuregawa, Enhancing Web Search by Aggregating Results of Related Web Queries, in the Proceedings of 10th international Conference on Web Information Systems Engineering (WISE’09), Oct 5-9, 2009, Poznan, Poland (ERA A 2010)
22. Y. Zhang and G. Xu, Using Web Clustering for Web Community Mining & Analysis, in Proceedings of 2008 IEEE/WIC/ACM International Conference on Web Intelligence and Intelligent Agent Technology, Dec 9-12, 2008, Sydney, Australia.
23. G. Xu and Y. Zhang, Modelling User Behaviour for Web Recommendation Using LDA Model, in Proceedings of International Workshop on E-Commerce, Business, and Services (ECBS 2008) in conjunction with 2008 IEEE/WIC/ACM International Conference on Web Intelligence and Intelligent Agent Technology, Dec 9-12, 2008, Sydney, Australia
24. J. Thongkam, G. Xu and Y. Zhang, "Adaboost Algorithm with Random Forests for Predicting Breast Cancer Survivability", in the proceeding of the 2008 International Joint Conference on Neural Networks (IJCNN2008), June 2-6, 2008, Hong Kong (ERA A 2010)
25. Y. Zhang and G. Xu, "On Web Communities Mining and Analysis", in Proceeding of the 3rd International Conference on Semantic, Knowledge and Grid (SKG2007), Oct 29-31, Xi’an, China, 2007
26. G. Xu, Y. Zhang and R. Begg, “Mining gait pattern for clinical locomotion diagnosis based on clustering technique”, in Proceeding of Second International Conference of Advanced Data mining and Applications (ADMA’2006), Xi'An, Springer LNAI 4093, 2006 (ERA B 2010)
27. G. Xu, Y. Zhang and X. Zhou, “ Discovering Task-Oriented Usage Pattern for Web Recommendation” in Proceeding of The 17th Australasian Database Conference (ADC'2006), January 16 - 19, 2006, Tasmania, Australia (ERA B 2010)
28. G. Xu, Y. Zhang, J. Ma and X. Zhou, "Discovering User Access Pattern Based on Probabilistic Latent Factor Model", in Proceedings of 16th Australasian Database Conference (ADC 2005), pp 27-36, 31 January - 3 February 2005, Newcastle, Australia (ERA B 2010)
29. G. Xu, Y. Zhang and X. Zhou, "A Latent Usage Approach for Clustering Web Transaction and Building User Profile", in Proceeding of The First International Conference on Advanced Data Mining and Applications (ADMA'2005) Invited Paper, LNAI 3584, pp 31-42, July 22-24,2005, Wuhan, china (ERA B 2010)
30. G. Xu, Y. Zhang and X. Zhou, "A Web Recommendation Technique Based on Probabilistic Latent Semantic Analysis", in Proceeding of 6th International ference of Web Information System Engineering (WISE'2005), LNCS 3806, pp 15-28, November 22-25, 2005, New York City, USA (ERA A 2010)
31. G. Xu, Y. Zhang and X. Zhou, "Towards User Profiling for Web Recommendation", in Proceeding of The 18th Australian Joint Conference on Artificial Intelligence (AI'2005), LNAI 3809, pp 405-414, December 5-9, 2005, Sydney, Australia (ERA B 2010)
32. G. Xu, Y. Zhang and X. Zhou, "Using Probabilistic Semantic Latent Analysis for Web Page Grouping",  in Proceeding of 15th International Workshop on Research Issues on Data Engineering: Stream Data Mining and Applications (RIDE-SDMA'2005), pp 29-36, in conjunction with ICDE'2005, April 3-4, 2005, Tokyo, Japan (ERA B 2010)
33. W. Liu, X. Zhu, G. Xu, Q. Zhang, L. Gao, “A DNA Based Evolutionary Algorithm for the Minimal Set Cover Problem”. in Proceeding of International Conference on Intelligent Computing (ICIC 2005), LNCS 3645, pp 80-89, August 23-26, 2005, Hefei, China.

Papers in Peer-Referred Workshop Proceedings

1. G. Xu, Z. Wu, On Smart and Accurate Contextual Advertising. in the Proceedings of 3^rd International Workshop of Social Network and Social Web Mining (SNSM’2012), April 15-18, 2012, Busan Korea, 2012: 104 (Invited)
2. L. Li, H. Xiao and G. Xu, Finding Related Micro-blogs Based on WordNet, in the Proceedings of 3^rd International Workshop of Social Network and Social Web Mining (SNSM’2012) pp.115-122
3. Q. Zhou, J. Fang and G. Xu, Incorporating Sentiment Analysis for Improved Tag-based Recommendation, in 2011 International Workshop on Cloud and Social Networking in conjunction with 2011 International Conference on Social Computing and Applications (SCA'2011)
4. Y. Zong, G. Xu, P. Jin, P. Dolog, S. Jiang, A Local Information Passing Clustering Algorithm for Tagging Systems. DASFAA Workshops 2011: 333-343
5. R. Pan, G. Xu and  P. Dolog, User and Document Group Approach of Clustering in Tagging Systems, in 2010 Proceeding of The 18th Intl. Workshop on Personalization and Recommendation on the Web and Beyond (LWA'2010)
6. Q. Zhou, G. Xu and Y. Zong, Web Co-Clustering of Usage Network Using Tensor Decomposition, in the proceedings of 2nd International Workshop on E-Commerce, Business, and Services (ECBS 2009) in conjunction with 2009 IEEE/WIC/ACM International Conference on Web Intelligence and Intelligent Agent Technology, Sep 15-18, 2009, Milan, Italy
7. J. Thongkam, G. Xu, Y. Zhang and F. Huang, "Support Vector Machine for Outlier Detection in Breast Cancer Survivability Prediction", in the proceeding of the first International Workshop of Health Data Management in conjunction with APWeb'08 conference (IWHDKM'08), 26th-28th April, Shenyang, Springer LNCS 4977, China, 2008
8. J. Thongkam, G. Xu, Y. Zhang, and F. Huang, "Breast cancer survivability via AdaBoost Algorithms", in Proceeding of The Australian Workshop on Health Data and Knowledge Management (HDKM'08), 22nd - 25th January, Wollongong, Australia, 2008

Research Grants

1. Victoria University Research Development Grant Scheme (2012) (with Prof. Yanchun Zhang). Social Surveillance: a Social Media Mining Approach for Public Event Detection. Amount A$27,331
2. Research Infrastructure Block Grants (RIBG) 2011, Context Aware Web Service and Web Mining, Y. Zhang, Y. Miao, X. Yi, J. He, G. Xu, Amount A$60,000
3. Victoria University 2011 Postdoctoral Fellowship Scheme Start-up Grant. On Data Integration, Data Mining, and Knowledge Utilization and Dissemination for Smarter and Collaborative Data Management in Health. Amount A$12,000.
4. Endeavour Postdoctoral Fellowship Project funded by Department of Education, Employment and Workplace Relationships,  Amount A$25,000

Editorials

• [PC Co-Chairs, 2012], 2nd International Conference on Social Computing and Applications (SCA'2012), 1-3 November, 2012, Xiangtan, China
• [PC Member, 2012], 8th International Conference on Semantics, Knowledge & Grids (SKG'2012), Oct 22-24, 2012, Beijing, China
• [Co-Chairs, 2012], International Workshop on Social Media Mining, Retrieval and Recommendation Technologies (SMR 2012), 15 December, 2012, Nanjing, China. In conjuction with ADMA 2012.
• [PC Member, 2012], 2012 International Conference on Data and Knowledge Engineering (ICDKE2012), November 21-23, 2012, Wuyishan, China
• [PC Member, 2012], 2012 International Workshop on Web Personalization and Recommender Systems (WPRS2012), 4-7 December 2012, Macau, in Conjunction with WI'2012
• [PC Member, 2012], 12th Pacific Rim International Conference on Artificial Intelligence (PRICAI 2012) August 27 - 31, 2012, Kuching, Sarawak, Malaysia
• [Co-Chairs, 2012], 1st International workshop of Social Knowledge Discovery and Utilization (SKDU'2012) In conjunction with IEEE/ACM ASONAM 2012, 26-29 August, 2012, Istanbul, Turkey
• [PC Member, 2012], 2012 International Joint Conference on Neural Networks (IJCNN 2012), 10-15 June, 2012, Brisbane, Australia
• [PC Member, 2012], 2012 IEEE Congress on Evolutionary Computation (CEC 2012), 10-15 June, 2012, Brisbane, Australia
• [PC Member, 2012], Seventh International KMO Conference, knowledge management, Services and cloud computing, 11-13 July, Salamanca, Spain
• [Co-Chairs, 2012], 3rd International Workshop of Social Network and Social Web Mining (SNSM’2012) in conjunction with 2011 International Conference of Database Systems for Advanced Applications (DASFAA’2012), 15-18 April, 2012, Busan, Korea
• [PC Co-Chairs, 2012], The First International Workshop on Social Knowledge Discovery and Management (SKDM 2012) in conjunction with the 5th International Conference on Human-centric computing Computing (HumanCom2012), 6-8 September, 2012, Gwangju, Korea
• [PC Member, 2012], The First International Conference on Intelligent Systems and Applications (INTELLI 2012), April 29 - May 4, 2012 - Chamonix / Mont Blanc, France
• [PC Member, 2012], 2012 IEEE World Congress on Computational Intelligence (WCCI 2012) Special Session on Computational Intelligence in Social Media Analysis and Mining, 10-15 June, 2012, Brisbane, Australia
• [PC Member, 2012], 8th International Conference on Web Information Systems and Technologies (WEBIST 2012), 18-21 April, 2012, Porto, Portugal
• [Publication Chair, 2012], The 14th Asia-Pacific Web Conference (APWeb 2012), 11-13 April, 2012, Kunming, China
• [Publication Chair, 2012], The 1st International Conference on Health Information Science (HIS 2012), 8-10 April, 2012, Beijing China
• [Co-Chairs, 2011], 1st International Workshop on Cloud and Social Networking (CSN2011) in conjunction with 2011 International Conference on Social Computing and Applications (SCA 2011), 12-14 December, 2012, Sydney, Australia
• [PC Co-Chairs, 2012], Track 11 "Database and Data Mining", The 7th International Conference on Future Information Technology (FutureTech 2012), 26-28 June, 2012, Vancouver, Canada
• [PC Member, 2011], 2011 International Workshop on Domain Driven Data Mining (DDDM'2011) joint with the 11th IEEE International Conference on Data Mining (ICDM'11), 11-14 December, 2011, Vancouver, Canada
• [PC Co-Chairs, 2011], Track 12 "Web and internet computing", The 3rd FTRA International Conference on Computer Science and its Applications (CSA-11), 12-15 December, 2011, Jeju, Korea
• [Co-Chairs, 2011], 2nd International Workshop of Social Network and Social Media Mining on the Web (SNSMW’2011) in conjunction with 2011 International Conference of Database Systems for Advanced Applications (DASFAA’2011), 22-25 April, 2011, Hong Kong, China
• [PC Member, 2011], The 3rd International Conference on Human-centric Computing (HumanCom-11), 11-13 August, 2011, Enshi, China
• [PC Member, 2011], The 6th International Conference (2011) on Semantics, Knowledge & Grids (SKG2011), 24-26 October, 2011, Beijing, China
• [Co-Chairs, 2010], 1st International Workshop of Social Network and Social Media Mining on the Web (SNSMW’2010) in conjunction with 2010 International Conference of Database Systems for Advanced Applications (DASFAA’2010), 1-4 April, 2010, Tsukuba, Japan
• [PC Member, 2010], The 6th International Conference (2010) on Semantics, Knowledge & Grids (SKG2010), 1-3 November, 2010, Ningbo, China
• [PC Member, 2010], The 3rd International Conference on Human-centric Computing (HumanCom-10), 11 - 13 August , 2010, Cebu, Philippines
• [PC Member, 2009], 2009 Joint International Conferences on Asia-Pacific Web Conference (APWeb) and Web-Age Information Management (WAIM), 2-4 April, 2009, Suzhou, China
• [PC Member, 2009], 2009 International Symposium on Computer Science and its Applications (CSA-09) (Internet Computing track, Data Mining and Database Track), 10-12 December, 2009, Jeju, Korea
• [PC Member, 2009], The First International e-Conference on Advanced Science and Technology (AST 2009), 7-9 March, 2009, Daejeon, Korea
• [PC Member, 2009], 2nd International Workshop on Electronic Commerce, Business, and Services (ECBS 2009), in conjunction with WI 2009, 15-18 September 2009, Milan, Italy
• [Publication Chair, 2008], 2008 Asia Pacific Conference APWEB’08, 26-28 April, 2008, Shenyang, China
• [Co-Chair, 2008], DeWeb'08 (Doctoral Consortium of APWeb'08 conference) in conjunction with APWeb’08, 26-28 April, 2008, Shenyang, China
• [PC Member, 2008], 2008 International Symposium on Computer Science and its Applications (CSA-08), 13-15 October, 2008, Hobart, Australia

E-Resource & DB Events  

1. ACM Digital Library: http://portal.acm.org/dl.cfm
2. CiteSeer Computer Science: http://citeseer.nj.nec.com/cs
3. ACM Special Interest Group on Management of Data (SIGMOD) http://www.acm.org/sigmod
4. ACM Special Interest Group on Information Retrieval (SIGIR) http://www.acm.org/sigir
5. Very Large Data Bases (VLDB) : http://www.vldb.org/
6. DBLP: http://www.informatik.uni-trier.de/~ley/db/index.html
7. IEEE Computer Society: http://www.computer.org/
8. IEEE Explore: http://ieeexplore.ieee.org/
9. ACM Conferences: http://campus.acm.org/calendar/
10. ACM SIGMOD online dbEvents: http://www.acm.org/sigmod/dbevents
11. IEEE Conferences: http://www.computer.org/conferences/calendar.htm