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1 - 10 of 13
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 Improving biodiversity data retrieval through semantic search and ontologies
Amanqui F., Serique K., Cardoso S., Dos Santos J., Albuquerque A., Moreira D. WI/IAT 2014 (Proceedings of the 2014 IEEE/WIC/ACM International Joint Conferences on Web Intelligence (WI) and Intelligent Agent Technologies (IAT),Aug 11-14, 2014) 274-281, 2014. Type: Proceedings
A semantic search architecture to improve biodiversity data retrieval is proposed in this paper. Compared to the traditional keyword search, this semantic search architecture can improve search accuracy by using ontologies to understan...
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Apr 7 2015 |
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Collaborative group-activity recommendation in location-based social networks
Purushotham S., Kuo C., Shahabdeen J., Nachman L. GeoCrowd 2014 (Proceedings of the 3rd ACM SIGSPATIAL International Workshop on Crowdsourced and Volunteered Geographic Information, Dallas, TX, Nov 4, 2014) 8-15, 2014. Type: Proceedings
Group recommendation in location-based social networks (LBSNs) is an important but difficult task. Instead of aggregating individual data into groups, this paper proposes a collaborative group activity recommender (CGAR) system. The pr...
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Mar 9 2015 |
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Discovering social circles in ego networks
McAuley J., Leskovec J. ACM Transactions on Knowledge Discovery from Data 8(1): 1-28, 2014. Type: Article
A social circle in a user’s ego network is a group of interconnected people that have common attributes between themselves and the user. In order to automatically detect such circles, an unsupervised/semi-supervised learning ...
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Oct 9 2014 |
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Supporting privacy protection in personalized web search
Shou L., Bai H., Chen K., Chen G. IEEE Transactions on Knowledge and Data Engineering 26(2): 453-467, 2014. Type: Article
Protecting user privacy in profile-based personalized web search (PWS) is a difficult task. In this paper, a user-customizable privacy-preserving search framework (UPS) is proposed. By incorporating a public taxonomy, this approach can...
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Sep 24 2014 |
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Mobile CEP architecture: from intelligent sensing to collaborative monitoring
Stojanovic N., Xu Y., Nissatech B., Stojanovic L. DEBS 2014 (Proceedings of the 8th ACM International Conference on Distributed Event-Based Systems, Mumbai, India, May 26-29, 2014) 350-353, 2014. Type: Proceedings
This paper proposes a mobile complex event processing (CEP) architecture for collaborative personal monitoring. The proposed architecture is designed by combining machine learning, distributed intelligence, efficient communication, and...
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Jul 30 2014 |
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A multi-level model of individual information privacy beliefs
Li Y. Electronic Commerce Research and Applications 13(1): 32-44, 2014. Type: Article
Research on how privacy beliefs affect a person’s behavior is difficult. This paper presents a multilevel privacy belief model to investigate the relationships between information privacy beliefs and their impact on individua...
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Jun 11 2014 |
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Improving business rating predictions using graph based features
Tiroshi A., Berkovsky S., Kaafar M., Vallet D., Chen T., Kuflik T. IUI 2014 (Proceedings of the 19th International Conference on Intelligent User Interfaces, Haifa, Israel, Feb 24-27, 2014) 17-26, 2014. Type: Proceedings
Using graph features to predict business ratings is a popular and difficult problem. This paper proposes a graph-based approach to automatically predict unknown user ratings and inform the recommendations by applying a suite of graph t...
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Jun 3 2014 |
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Natural language queries over heterogeneous linked data graphs: a distributional-compositional semantics approach
Freitas A., Curry E. IUI 2014 (Proceedings of the 19th International Conference on Intelligent User Interfaces, Haifa, Israel, Feb 24-27, 2014) 279-288, 2014. Type: Proceedings
Using natural language to query large amounts of heterogeneous linked data is a difficult problem. This paper proposes a distributional-compositional semantics approach to answer queries over linked data. Without heavily relying on ont...
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May 1 2014 |
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A distributed graph engine for web scale RDF data
Zeng K., Yang J., Wang H., Shao B., Wang Z. Proceedings of the VLDB Endowment 6(4): 265-276, 2013. Type: Article
Designing a scalable resource description framework (RDF) data graph engine is a difficult task. In this paper, the authors present Trinity.RDF, a distributed memory-based graph engine for web-scale RDF data. This approach stores RDF d...
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Mar 26 2014 |
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Social microblogging cube
Hannachi L., Benblidia N., Bentayeb F., Boussaid O. DOLAP 2013 (Proceedings of the 16th International Workshop on Data Warehousing and OLAP, San Francisco, CA, Oct 28, 2013) 19-26, 2013. Type: Proceedings
This paper proposes microblogging cube, a new social network analysis (SNA) model for analyzing microblog users and locations according to semantic, geographic, and temporal axes. Compared to the standard online analytical processing (...
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Mar 5 2014 |
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