The 20th International Conference on Database Systems
Transcription
The 20th International Conference on Database Systems
DASFAA 2015 20‐23 April 2015 DASFAA 2015 20‐23 April 2015 The 20th International Conference on Database Systems for Advanced Applications – DASFAA 2015 April 20-23, 2015 Hanoi, Vietnam 1 2 DASFAA 2015 20‐23 April 2015 DASFAA 2015 20‐23 April 2015 Program Overview Contents Posters will be on view in the hall during the conference time Program Overview ........................................................................... 4 Detailed Program ............................................................................. 9 20 April 2015 Useful Contacts .............................................................................. 29 08:30 - 09:30 Registration & Morning tea Opening remarks 09:30 - 11:30 BDMS workshop (Guanfeng Liu, Soochow University, China) Room 902 11:30 - 13:00 Lunch 13:00 - 15:00 SeCop Session 3 (Than Quang Khoat, HUST, Vietnam) Room 902 21 April 2015 3 Workshops at Hanoi University of Science and Technology Ta QuangBuu Library Building SeCop Session 1 (Yi Cai, South China University of Technology, China) Room 923 SeCop Session 3 (Yi Cai, South China University of Technology, China) Room 923 Conference, day 1 at Sofitel Plaza 08:00 - 08:30 Registration 08:30 - 09:00 Opening (Chair, Qing Li, City University of Hong Kong, China) Plaza Ball Room 4 DASFAA 2015 20‐23 April 2015 DASFAA 2015 20‐23 April 2015 09:00 - 10:00 Keynote 1 (Matthias Renz, LudwigMaximilians-Universität München, Germany) Plaza Ball Room 10:00 - 10:30 Coffee break 10:30 - 12:10 Research Session 1 (Pierre Senellart, Télécom ParisTech, France and National University of Singapore, Singapore) Plaza 1 12:10 - 13:30 13:30 - 15:10 Research Session 8 (Xiaofang Zhou, University of Queensland, Australia) Room Hai Phong Research Session 2 (Kerry Taylor, CSIRO, Australia) 18:00 Bus to Sword Lake (Hoan Kiem Lake) 18:30 - 21:00 Water Puppet Show Reception (Luc Thuy restaurant – next to Sword Lake) 22 April 2015 Plaza 2 Research Session 5 (Guohui Li, HUST, China) Room Hanoi 15:10 - 15:30 Coffee break 15:30 - 17:10 Research Session 6 (Than Quang Khoat, HUST, Vietnam) Plaza 1 Research Session 4 (Lei Duan, Sichuan University, China) Room Hai Phong Tutorial 1 Plaza 2 Research Session 7 (Xiaoyong Du, Renmin University of China) Room Hanoi 5 Conference, day 2 at Sofitel Plaza 08:00 - 08:30 Registration 08:30 - 09:00 Awards Plaza Ball Room 09:00 - 10:00 Keynote 2 (Cyrus Shahabi, University of Southern California, USA) Plaza Ball Room 10:00 - 10:30 Coffee break 10:30 - 12:10 Panel (Katsumi Tanaka, Kyoto University, Japan) Plaza Ball Room 12:10 - 13:30 Lunch 13:30 - 15:10 Research Session 9 (Xiaofeng Ding, HUST, China) Plaza 1 Lunch Research Session 3 (Jianneng Cao, I2R, Singapore) Plaza 1 Tutorial 2 Plaza 2 6 Research Session 10 (Chengfei Liu, Swinburne University, Australia) Room Hai Phong DASFAA 2015 20‐23 April 2015 DASFAA 2015 20‐23 April 2015 Research Session 11 (Yoshiharu Ishikawa, Nagoya University, Japan) Room Hanoi 15:10 - 15:30 Institute of Technology, China) Plaza 1 Tutorial 3 Plaza 2 Demonstration Session (Wolf-Tilo Balke, University of Braunschweig, Germany) Plaza 2 Coffee break Research Session 12 (Pengpeng Zhao, Soochow University, China) Plaza 1 15:30 - 17:10 Research Session 14 (Wolf-Tilo Balke, University of Braunschweig, Germany) Room Hai Phong Research Session 13 (Erich Schubert, Ludwig-MaximiliansUniversität München, Germany) Plaza 2 12:10 - 13:30 Lunch 13:30 - 17:30 Hanoi half day city tour Industry Session Room Hanoi 18:00 Bus to Restaurant 18:30 - 20:30 Banquet (Almaz Convention Center, Vinhomes Riverside, Long Bien, Hanoi) 23 April 2015 University, China) Room Hai Phong Conference, day 3 at Sofitel Plaza 08:00 - 09:00 Registration 09:00 - 10:00 Ten year best paper presentation (Katsumi Tanaka, Kyoto University, Japan) Plaza Ball Room 10:00 - 10:30 Coffee break 10:30 - 12:10 Research Session 15 (Hong Gao, Harbin Research Session 16 (Hui Li, Xidian 7 8 DASFAA 2015 20‐23 April 2015 DASFAA 2015 20‐23 April 2015 Aalborg University, Denmark and Christian Thomsen, Aalborg University, Denmark Personalized User Value Model For Telecom Service Gang Yu and Zhiyan Wang, South China University of Technology Detailed Program 20 April 2015 08:3009:30 SeCopWorkshopSession1 Workshops at Hanoi University of Science and Technology A Novel Method for Clustering Web Search Results with Wikipedia Disambiguation Pages Zhi Huang*, Beijing Institute of Technology; Donglei Liu, Beijing Institute of Technology; Zhendong Niu, Beijing Institute of Technology Integrating opinion leader and user preference for recommendation Dong Wu*, Lingnan Normal College; Yang Kai, South China University of Technology; Tao Wang, South China University of Technology; Weiang Luo, South China University of Technology; Huaqing Min, South China University of Technology Learning Trend Analysis and Prediction Based on Knowledge Tracing and Regression Analysis YaliCai*, Beijing Institute of Technology; Zhendong Niu, Beijing Institute of Technology Intensive Maximum Entropy Model for Sentiment Classification of Short Text Yanghui Rao*, Sun Yat-sen University; Jun Li, Sun Yat-sen University; Xiyun Xiang, Sun Yatsen University; Haoran Xie, Caritas Institute of Higher Education Registration & Morning tea BDMSWorkshop 09:30 11:30 Emergency Situation Awareness during Natural Disasters using Density-based Adaptive Spatiotemporal Clustering Tatsuhiro Sakai, Keiichi Tamura, and Hajime Kitakami, Hiroshima City University Distributed data managing in health care social network based on mobile P2P Ye Wang, Second Military Medical University; Hong Liu, Second Military Medical University; Lin Wang, The 85th Hospital of PLA Survey of MOOC Related Research Yanxia Pang, Min Song, Yuan Yuan Jin and Ying Zhang, East China Normal University Modeling Large Time Series for Efficient Approximate Query Processing Kasun S. Perera, Technische Universitat Dresden, Germany; Martin Hahmann, Technische Universitat Dresden, Germany; Wolfgang Lehner, Technische Universitat Dresden, Germany; Torben Bach Pedersen, 9 10 DASFAA 2015 20‐23 April 2015 DASFAA 2015 20‐23 April 2015 11:30 13:00 SeCopWorkshopSession3 Lunch SeCopWorkshopSession2 13:00 15:00 A Quota-based Energy Consumption Management Method for Organizations Using Nash Bargaining Solution Renting Liu, University of Electronic Science and Technology of China; Xuesong Tan, University of Electronic Science and Technology of China Maintaining Ranking Lists in Dynamic Virtual Environments MingyanTeng* Beijing Institute of Information; Denghao Ma, Renmin University of China Knowledge Communication Analysis Based on Clustering and Association Rules Mining Qingyuan Wu, Beijing Normal University; Qi Wu, Beijing Normal University; Sidi Zhao*, Beijing Normal University; Mingxue Wei, Beijing Normal University; Fu Lee Wang, Caritas Institute of Higher Education Sentiment Detection of Short Text via Probabilistic Topic Modeling Zewei Wu, Sun Yat-sen University; Yanghui Rao*, Sun Yat-sen University; Xin Li, Sun Yatsen University; Jun Li, Sun Yat-sen University; Haoran Xie, Caritas Institute of Higher Education; Fu Lee Wang, Caritas Institute of Higher Education Schema Matching Based on Source Codes Guohui Ding*, Shenyang Aerospace University; Guoren Wang, Northeastern University; Chunlong Fan, College of Computer Shenyang Aerospace University; Shuo Chen, Liaoning Electric Power Company Limited 11 Entity Relation Mining in Large-Scale data Jingnan Li, South China University of Technology; Yi Cai, South China University of Technology; Qixuan Wang, South China University of Technology; Shuyue Hu, South China University of Technology; Tao Wang South China University of Technology; Huaqing Min, South China University of Technology A Collaborative Filtering Model for Personalized Retweeting Prediction Jun Li, Lingnan Normal University; Jiamin Qin, Syracuse University; Tao Wang, South China University of Technology; Yi Cai, South China University of Technology; Huaqing Min, South China University of Technology Finding Paraphrase Queries Based on Coordinate Relationships Meng Zhao, Kyoto University; Hiroaki Ohshima, Kyoto University; Katsumi Tanaka, Kyoto University 12 DASFAA 2015 20‐23 April 2015 DASFAA 2015 20‐23 April 2015 21 April 2015 of Computer Science & Engineering, Wright State University, USA; Jyrki Nummenmaa, School of Information Sciences, University of Tampere, Finland; Changjie Tang, School of Computer Science, Sichuan University, China Mining Correlations on Massive Bursty Time Series Collections Tomasz Kusmierczyk, NTNU; KjetilNorvag*, NTNU Conference, day 1 08:00 08:30 Registration 08:30 09:00 Opening 09:00 10:00 Keynote 1: How to be consistent and preserve privacy without sacrificing functionality and efficiency in the Cloud Prof. Amr El Abbadi, Department of Computer Science, University of California, Santa Barbara 10:00 10:30 Coffee break ResearchSession2:DataStreamsandtime series Adaptive Grid-Based k-median Clustering of Streaming Data with Accuracy Guarantee Jianneng Cao*, A*STAR Singapore, Singapore; Yongluan Zhou; Min Wu Grouping Methods for Pattern Matching in Probabilistic Data Streams KentoSugiura*, Nagoya University, Japan; Yoshiharu Ishikawa, Nagoya Univerisy, Japan; Yuya Sasaki, Nagoya University, Japan ResearchSession1:DataminingI 10:30 12:10 Leveraging Homomorphisms and Bitmaps to Enable the Mining of Embedded Patterns from Large Data Trees Xiaoying Wu*, New Jersey Institute of Tech.; Dimitri Theodoratos, New Jersey Institute of Technology, USA Cold-Start Expert Finding in Community Question Answering via Graph Regularization Zhou Zhao*, Hkust; Furu Wei; Ming Zhou; Wilfred Ng, HKUST, China Mining Itemset-based Distinguishing Sequential Patterns with Gap Constraint Hao Yang, Sichuan University; Lei Duan*, Sichuan University; Guozhu Dong, Department 13 Fast Similarity Search of Multi-dimensional Time Series via Segment Rotation Xudong Gong*, USTC; Yan Xiong, USTC; Wenchao Huang, USTC; Lei Chen, HKUST, China; Qiwei Lu, USTC; Yiqing Hu, USTC Measuring the Influence from UserGenerated Content to News via Crossdependence Topic Modeling Lei Hou*, Tsinghua University; Juanzi Li; Xiaoli Li 14 DASFAA 2015 20‐23 April 2015 DASFAA 2015 20‐23 April 2015 12:10 13:30 On Efficient Passenger Assignment for Group Transportation Jiajie Xu*, Soochow University; Guanfeng Liu; Chengfei Liu, Swinburne University of Technology; Zhiming Ding Effective and Efficient Predictive Density Queries for Indoor Moving Objects Miao Li*, Northeastern University; Yu Gu; Ge Yu Efficient Trip Planning for Maximizing User Satisfaction Chenghao Zhu, Soochow University; Jiajie Xu*, Soochow University; Chengfei Liu, Swinburne University of Technology Lunch Tutorial 1: Scalable Learning Technologies for Big Data Mining Gerard De Melo, Tsinghua University, China; AparnaVarde, Montclair University, USA 13:30 15:10 ResearchSession3:Databasestorageand indexI SASS: A High-Performance Key-Value Store Design for Massive Hybrid Storage Jiangtao Wang*, Renmin University of China; Zhiliang Guo, Renmin University of China; Xiaofeng Meng, Renmin University of China An Efficient Design and Implementation of Multi-Level Cache for Database Systems Jiangtao Wang*, Renmin University of China; Zhiliang Guo, Renmin University of China; Xiaofeng Meng, Renmin University of China A Cost-aware Buffer Management Policy for Flash-based Storage Devices Zhiwen Jiang*, Tsinghua University; Yong Zhang; Jin Wang, Tsinghua University; Chunxiao Xing The Gaussian Bloom Filter Martin Werner*, LMU Munich; MircoSchönfeld, LMU Munich ResearchSession5:Moderncomputing platform Accelerating Search of Protein Sequence Databases using CUDA-Enabled GPU Lin Cheng, Concordia University; Gregory Butler*, Concordia University Fast Subgraph Matching on Large Graphs using Graphics Processors Ha-Nguyen Tran*, Nanyang Tech. Uni.; Jung-Jae Kim, Nanyang Tech. Uni.; Bingsheng He, Nanyang Tech. Uni. On Longest Repeat Queries Using GPU Yun Tian, Eastern Washington University; Bojian Xu*, Eastern Washington University Process-driven Configuration of Federated Cloud Resources Denis Weerasiri*, UNSW; BoualemBenatallah, Univ of New South Wales, Australia; Moshe Chai Barukh, UNSW ResearchSession4:Spatio‐temporaldataI Detecting Hotspots from Trajectory Data in Indoor Spaces Peiquan Jin*, USTC 15 16 DASFAA 2015 20‐23 April 2015 DASFAA 2015 20‐23 April 2015 15:10 15:30 ResearchSession7:Informationintegration anddataquality Scalable Inclusion Dependency Discovery NuhadShaabani*, HPI; ChristophMeinel Repairing Functional Dependency Violations in Distributed Data Qing Chen, Fudan University; Zijing Tan*, Fudan University; Chu He GB-JER: A Graph-Based Model for Joint Entity Resolution Sun Chenchen*, Northeastern University Provenance-Aware Entity Resolution: Leveraging Provenance to Improve Quality Qing Wang*, ANU; Klaus-Dieter Schewe; Wood Wang Coffee break Tutorial 2: Large Scale Video Management Using Spatial Metadata and Their Applications Seon Ho Kim, USC, USA; Roger Zimmerman, NUS, Singapore ResearchSession6:SocialNetworksI An Integrated Tag Recommendation Algorithm Towards Weibo User Profiling Deqing Yang*, Fudan University; Yanghua Xiao; Hanghang Tong; Junjun Zhang; Wei Wang 15:30 17:10 An Efficient Approach of Overlapping Communities Search Jing Shan*, Northeastern University; Derong Shen, Northeastern University; Ge Yu, Northeastern University, China A comparative study of team formation in social networks Wang Xinyu*, HKUST; Zhou Zhao, HKUST; Wilfred Ng, HKUST, China Inferring Diffusion Networks with Sparse Cascades by Structure Transfer Senzhang Wang*, BeihangUniveristy; HongHui Zhang, Tsinghua University; Jiawei Zhang, University of Illinois at Chicago; Philip Yu, University of Illinois at Chicago; Zhoujun Li, Beihang Univerisity 17 ResearchSession8:InformationRetrieval andSummarization A Chip Off the Old Block – Extracting Typical Attributes for Entities based on Family Resemblance Silviu Homoceanu*, TU Braunschweig; Wolf-Tilo Balke, TU Braunschweig Tag-based Paper Retrieval: Minimizing User Effort with Diversity Awareness Quoc Viet Hung Nguyen*, EPFL; Son Thanh Do, EPFL; Thanh Tam Nguyen, EPFL; Karl Aberer, EPFL Feedback Model for Microblog Retrieval Ziqi Wang*, Peking University; Ming Zhang Efficient String Similarity Search: A Cross Pivotal Based Approach 18 DASFAA 2015 20‐23 April 2015 DASFAA 2015 20‐23 April 2015 Fei Bi*, University of New South Wales; Lijun Chang, University of New South Wales; Wenjie Zhang, UNSW; Xuemin Lin, University of New South Wales 22 April 2015 - 12:10 13:30 Conference, day 2 08:00 08:30 Registration 08:30 09:00 Awards 09:00 10:00 Keynote 2: Mapping the world with Street View Dr. Luc Vincent, Director of Engineering, Google 10:00 10:30 Coffee break 10:30 12:10 Panel:BigDataSearchandAnalysis Panelists: - Professor Gerard de Melo Heading the Web Mining and Language Technology group Institute for Interdisciplinary Information Sciences, Tsinghua University, Beijing, China - Professor Andrea Cali Department of Computer Science and Information Systems University of London, Birkbeck College, United Kingdom - Professor Seon Ho Kim Associate Director of Integrated Media Systems Center, Viterbi School of Engineering University of Southern California, Los Angeles, USA Professor Wilfred Ng Undergraduate studies director in Department of Computer Science and Engineering Hong Kong University of Science and Technology Lunch Tutorial 3: Querying Web Data Andrea Cali, Birbeck, University of London, United Kingdom ResearchSession9:SecurityandPrivacy 19 13:30 15:10 20 Authentication of Top-k Spatial Keyword Queries in Outsourced Databases sensu, Beijing University of Posts and Telecommunications, Beijing, China; Han Yan*, BUPT; xiangcheng, Beijing University of Posts and Telecommunications, Beijing, China; Peng Tang; Pengxu; Jianliang Xu, Hong Kong Baptist Univ, China Privacy-Preserving Top-k Spatial Keyword Queries over Outsourced Database sensu, Beijing University of Posts and Telecommunications, Beijing, China; YipingTeng*, BUPT; xiangcheng, Beijing University of Posts and Telecommunications, Beijing, China; Yulong Wang, BUPT; Guoliang Li, Tsinghua Univ, China Bichromatic Reverse Nearest Neighbor Query without Information Leakage Lu Wang*, Renmin University of China; Xiaofeng Meng, Renmin University of China; Haibo Hu, Hong Kong Baptist Univ, China; DASFAA 2015 20‐23 April 2015 DASFAA 2015 20‐23 April 2015 Jianliang Xu, Hong Kong Baptist Univ, China Yinuo Zhang*, Univ. of Southern California; AnandPanangadan, University of Southern California; Viktor Prasanna, University of Southern California Efficient Queries Evaluation on Block Independent Disjoint Probabilistic Databases Biao Qin*, Renmin University of China Parallel Top-k Query Processing on Uncertain Strings Using MapReduce Hui Xu, HUST; Xiaofeng Ding*, HUST; Hai Jin, HUST Tracing Errors in Probabilistic Databases Based on the Bayesian Network Liang Duan, Yunnan University; Kun Yue*, Yunnan University; Cheqing Jin, East China Normal University; Wenlin Xu, Yunnan University; Weiyi Liu, Yunnan University Authentication of Reverse k Nearest Neighbor Query Guohui Li, Huazhong University of Science & Technology; Changyin Luo*, Huazhong University of Science & Technology; Jianjun Li, Huazhong University of Science & Technology ResearchSession10:OutlierandImbalanced dataanalysis A Synthetic Minority Oversampling Method based on Local Densities in Low-Dimensional Space for Imbalanced Learning XieZhipeng*; Liyang Jiang; Ye Tengju, Fudan University; Xiaoli Li Fast and Scalable Outlier Detection with Approximate Nearest Neighbor Ensembles Erich Schubert, LMU Munich; Arthur Zimek*, LMU München, Germany; Hans-Peter Kriegel, LMU Munich Rare Category Exploration on Linear Time Complexity Zhenguang Liu*, Zhejiang University; Qinming He, Zhejiang University; Kevin Chiew, Singapore Branch, HandalInhahSdnBhd; Yunjun Gao, Zhejiang University; Hao Huang, Wuhan University ResearchSession11:Probabilisticand UncertainData 15:10 15:30 IndustrySession 15:30 17:10 FP-CPNNQ: A Filter-Based Protocol for Continuous Probabilistic Nearest Neighbor Query 21 Coffee break 22 Energy Efficient Scheduling of Finegranularity Tasks in a Sensor Cloud Sanjay Madria (Missouri University of Science), Rashmi Dalvi (Missouri University of Science) Analyzing Electric Vehicle Energy Consumption using Very Large Data Sets Benjamin Krogh (Aalborg University), Ove Andersen (Aalborg University), Kristian Torp (Aalborg University, Denmark) HPI Business Simulator – Generic What-If Analyses Using an In-Memory Column Store Stefan Klauck (Hasso Plattner Institute), Lars DASFAA 2015 20‐23 April 2015 DASFAA 2015 20‐23 April 2015 Butzmann (Hasso Plattner Institute), Stephan Mueller (Hasso Plattner Institute), Werner Sinzig (SAP SE), Matthias Uflacker (Hasso Plattner Institute), Hasso Plattner (Hasso Plattner Institute) Keyword-aware Dominant Route Search for Various User Preferences Li Yujiao*, Fudan University; Yang Weidong; Wu Dan; Xie Zhipeng; Gao Cong, NTU, Singapore Spatial Keyword Range Search on Trajectories Yuxing Han*, East China Normal University; Ying Zhang, UTS; Wenjie Zhang, UNSW; Xuemin Lin, University of New South Wales TOF: A Throughput Oriented Framework for Location-Dependent Spatial Query Processing in Multi-core Environment XueZhongbin*, Ren Min University; Zhou Xuan; Shan Wang ResearchSession12:DataminingII Mining Frequent Spatial-Textual Sequence Patterns Krishan Arya, Infoedge Pvt. Ltd.; VikramGoyal*, IIIT Delhi; Shamkant Navathe, Georgia Institute of Information Technology; Sushil Prasad, Georgia State University Effective and Interpretable Document Classification using Distinctly Labeled Dirichlet Process Mixture Models of von Mises-Fisher Distributions Linh Ngo*, SoICT-HUST MPTM: A Topic Model for Multi-Part Documents Xie Zhipeng*; Liyang Jiang; Ye Tengju, Fudan University; Zhenying He; Gao Cong, NTU, Singapore Retaining Rough Diamonds: Towards a Fairer Elimination of Low-skilled Workers Kinda El Maarry*, IFIS Institute ResearchSession14:QueryProcessing Identifying and Caching Hot Triples for Efficient RDF Query Processing WEI EMMA ZHANG*, University of Adelaide; Quan Z. Sheng, The University of Adelaide; Kerry Taylor, CSIRO; Yongrui Qin, University of Adelaide History-Pattern Implementation for LargeScale Dynamic Multidimensional Datasets and Its Evaluations Masafumi Makino; Tatsuo Tsuji*, University of Fukui; Ken Higuchi Scalagon: An Efficient Skyline Algorithm for all Seasons Markus Endres*, University of Augsburg, Germany; Patrick Roocks; Werner KieBling Towards Order-Preserving SubMatrix Search and Indexing ResearchSession13:Spatio‐temporaldataII Skyline Trips of Multiple POIs Categories SaadAljubayrin*, University of Melbourne; Zhen He, Latrobe University; Rui Zhang, The University of Melbourne 23 24 DASFAA 2015 20‐23 April 2015 DASFAA 2015 20‐23 April 2015 Tao Jiang*, Northwestern Polytechnical Uni; Zhanhuai Li, Northwestern Polytechnical University, China; Qun Chen, Northwestern Polytechnical University; Kaiwen Li, Northwestern Polytechnical University; Zhong Wang, Northwestern Polytechnical University; Wei Pan, Northwestern Polytechnical University Xiujun Wang*, Anhui University of Technology; YushengJi; Dang Zhe; Xiao Zheng; Baohua Zhao, Tree Contraction for Compressed Suffix Arrays on Modern Processors Takeshi Yamamuro*, NTT Corp.; Makoto Onizuka, Osaka University, Japan; Toshimori Honjo, NTT Corp. Scalable Top-k Spatial Image Search on Road Networks Pengpeng Zhao*, Soochow University; Xiaopeng Kuang, Soochow University; Victor S. Sheng, Computer Science Department, University of Central Arkansas; Jiajie Xu, Soochow University; Jian Wu, Soochow University; Zhiming Cui 23 April Conference, day 3 2015 08:00 09:00 Registration 09:00 10:00 Keynotes 3: Ten year best paper presentation Approximate Sequence Search based on q-grams: 10 years later Anthony K. H. Tung, National University of Singapore 10:00 10:30 Coffee break ResearchSession16:SocialNetworksII An Efficient Method to Find the Optimal Social Trust Path in Contextual Social Graphs Guanfeng Liu*; Lei Zhao, Soochow University; Kevin Zheng, University of Queensland, Australia; Jiajie Xu, Soochow University; An Liu, Soochow University ResearchSession15:Databasestorageand indexII 10:30 12:10 Large-Scale Multi-Party Counting Set Intersection using a Space Efficient Global Synopsis Dimitrios Karapiperis*, Hellenic Open University; VassiliosVerykios, Hellenic Open University; Dinusha Vatsalan, The Australian National University; Peter Christen, The Australian National University Improved weighted Bloom filter and space lower bound analysis of algorithms for approximated membership querying Pricing Strategies for Maximizing Viral Advertising in Social Networks Bolei Zhang*, Nanjing University; Zhuzhong Qian; Wenzhong Li; Sanglu Lu Boosting Financial Trend Prediction with Twitter Mood Based on Selective Hidden Markov Models Yifu Huang, Fudan University; Shuigeng Zhou*, Fudan University; Kai Huang, Fudan University; Jihong Guan, Tongji University 25 26 DASFAA 2015 20‐23 April 2015 DASFAA 2015 20‐23 April 2015 k-Consistent Influencers in Network Data Enliang Xu, National Univ. of Singapore; Wynne Hsu, National University of Singapore; Mong Li Lee*, National University of Singapore EPSCS: Simulating and Measuring Energy Proportionality of Server Clusters Jiazhuang Xie (USTC), Peiquan Jin* (USTC)*, Lihua Yue (USTC) DemonstrationSession Invariant Event Detection in Social Networks Sayan Unankard* (The University of Queensland)*, Xue Li (The University of Queensland), Guodong Long (University of Technology Sydney) EmoTrend: Emotion Trends for Events Chung-Hao Chang* (National Tsing Hua University)*, Yi-Shin Chen (National Tsing Hua University), Carlos Argueta (National Tsing Hua University) MAVis: A Multiple Microblogs Analysis and Visualization Tool Changping Wang* (Tsinghua University)*, Chaokun Wang (Tsinghua University) 12:10 13:30 Lunch 13:30 17:30 Hanoi half day city tour A Restaurant Recommendation System by Analyzing Ratings and Aspects in Reviews Yifan Gao (East China Normal University), Rong Zhang* (East China Normal University)*, Wenzhe Yu (East China Normal University), Aoying Zhou (East China Normal University, China), Xiaoyan Yang (East China Normal University) ENRS: An Effective Recommender System Using Bayesian Model Yingyuan Xiao* (Tianjin University)*, Pengqiang Ai (Tianjin University of Technology), Hongya Wang (Donghua University), Ching-Hsien Hsu (Chung Hua University) 27 28 DASFAA 2015 20‐23 April 2015 DASFAA 2015 20‐23 April 2015 Useful Contacts English speaking medical center Conference Venue Hanoi Family Medical Practice Sofitel Plaza Hanoi Van Phuc Diplomatic Compound 1 Thanh Nien Road, Ba Dinh District, Hanoi, Vietnam 298I Kim Ma Street, Hanoi Tel: +84 (0)4 3823 8888 Ext. 5223 Fax: +84 (0)4 3829 4283 Tel: +84 (0)4 3843 0748 Fax: +84 (0)4 3846 1750 24hr emergency: 0903 401 919 Workshop Venue Ta QuangBuu Library Building International SOS Clinic Hanoi University of Science and Technology 51 Xuan Dieu Street, Tay Ho District, Hanoi 1 Dai Co Viet Road, Hai Ba Trung District, Hanoi, Vietnam Tel: +84 (0)4 3934 0666 Tel: +84 (0)4 2215 3265 Fax: +84 (0)4 3934 0556 Taxi Hanoi French Hospital Thanh Cong taxi: +84 (0)4 3257 5757 1 Phuong Mai Road, Dong Da District, Hanoi Thanh Nga taxi: +84 (0)4 3821 5215 Tel: +84 (0)4 3577 1100 Venus taxi: +84 (0)4 3527 2727 Fax: +84 (0)4 3576 4443 Viet Thanh airport taxi: +84 (0)4 3563 6666 Group Taxi: +84 (0)4 3862 6262 / +84 (0)4 3853 5353 / +84 (0)4 3826 2626 Emergency: +84 (0)4 3574 1111 Ba Sao taxi: +84 (0)4 3232 3232 Vinmec International Hospital Sao Hanoi taxi: +84 (0)4 3253 5353 458 Minh Khai Street, Hai Ba Trung District, Hanoi VIC taxi: +84 (0)4 3823 0230 Tel: +84 (0)4 3974 3556 Fax: +84 (0)4 3974 3557 Emergency Hotline: +84 (0)4 3974 3558 Police: 113 Emergency: +84 (0)4 3974 4333 Fire extinguish, Rescue and Salvage: 114 Medical: 115 29 30