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What's New

Research Grants and Projects

Research Grants

The current research was supported by the following grants and funding. More grants can be found here.

• Privacy Protection and Security Insurance in Mobile Cloud Services (Co-PI, Supported by NSFC)

• Secure Service Mashup and Optimization in Cloud Computing Environments (PI, Supported by NSFC)

• Optimization Model for Multi-domain Security Policies Based on Multiple Criteria Decision Making (PI, Supported by NSFC)

• Percolation-Based Topology Control and Search in Peer-to-Peer Network (PI, Supported by NSFC)

• Risk Evaluation Model for Information Exchange Based on Multiple Autonomous Domains (PI, Supported by NSFC)

• Key Technologies of Distributed Ciphertext Information Retrieval System (PI, Supported by 863 Program)

• Key Technologies of Encrypted Full Text Retrieval (Co-PI, Supported by National XX Development Fund of China)

• Secure Search Engine Based on Access Control (Co-PI, Supported by Software Development Fund of Hubei Province)

• Risk Assessment Model of Information Sharing across Distributed and Heterogeneous Multi-Domains (PI, Supported by NSF-HB)

• Scale-Free Network Model in Semantic Overlay Network (PI, Supported by Chenguang Program of Wuhan Municipality)

• Policy-based Secure Interoperability among Multi-Domains (PI, Supported by SKLSE Open Foundation)

Research Projects

• RMiner: A visual role mining and role state updating platform and tool set. Papers have been published on ACM SACMAT 2010, MCM. The system have been demonstrated at ACM SACMAT 2013 (Demo).

• SecTag: A secure web tag framework to help developers create fine-grained and multi-policy supported web resource protection. The system have been demonstrated at ACM CCS 2010 (Demo).

• Mimir: An encrypted full-text retrieval system.

• MDAC: A multi-domain access control system.

More projects can be found in Intelligent and Distributed Computing (IDC) Laboratory.

Books

• Ruixuan Li, Zhengding Lu.  Principles and Techniques of Multidatabase Systems.  Beijing: Publishing House of Electronics Industry, 2005 (Chinese)

• Ruixuan Li, Manhong Yang, Jun Wang.  Introduction to Oracle Developer 2000.  Beijing: Peking University Press, 2000 (Chinese)

Publications

Selected Journal Publications

• Ruixuan Li, Chenglin Shen, Heng He, Zhiyong Xu, Cheng-Zhong Xu. A Lightweight Secure Data Sharing Scheme for Mobile Cloud Computing. IEEE Transactions on Cloud Computing, 2017

• Heng He, Ruixuan Li, Xinhua Dong, Zhao Zhang. Secure, Efficient and Fine-grained Data Access Control Mechanism for P2P Storage Cloud. IEEE Transactions on Cloud Computing, 2014, 2(4): 471-484

• Dongsheng Duan, Yuhua Li, Ruixuan Li, Rui Zhang, Xiwu Gu and Kunmei Wen. LIMTopic: A Framework of Incorporating Link based Importance into Topic Modeling. IEEE Transactions on Knowledge and Data Engineering, 2014, 26(10): 2493-2506

• Ruixuan Li, Zhiyong Xu, Wanshang Kang, Kin Choong Yow, Cheng-Zhong Xu. Efficient Multi-keyword Ranked Query over Encrypted Data in Cloud Computing. Future Generation Computer Systems, Elsevier, 2014, 30(1): 179-190

• Guoqiang Gao, Ruixuan Li, Weijun Xiao, Zhiyong Xu. Measurement study on P2P streaming systems. The Journal of Supercomputing, Springer, 2013, 66(3): 1656-1686

• Dongsheng Duan, Yuhua Li, Ruixuan Li, Zhengding Lu, Aiming Wen. MEI: Mutual Enhanced Infinite Community–Topic Model for Analyzing Text-Augmented Social Networks. The Computer Journal, Oxford Journals, 2013, 56(3): 336-354

• Xiaopu Ma, Ruixuan Li, Zhengding Lu, Wei Wang. Mining Constraints in Role-Based Access Control. Mathematical and Computer Modelling, Elsevier, 2012, 55(1-2): 87-96

• Guoqiang Gao, Ruixuan Li, Kunmei Wen, Xiwu Gu. Proactive Replication for Rare Objects in Unstructured Peer-to-Peer Networks. Journal of Network and Computer Applications, Elsevier, 2012, 35(1): 85-96

• Xiaopu Ma, Ruixuan Li, Zhengding Lu, Jianfeng Lu, Meng Dong. Specifying and Enforcing the Principle of Least Privilege in Role-Based Access Control. Concurrency and Computation: Practice and Experience, 2011, 23(12): 1313–1331

• Jinwei Hu, Ruixuan Li, Zhengding Lu, Jianfeng Lu, Xiaopu Ma. RAR: A Role-and-Risk Based Flexible Framework for Secure Collaboration. Future Generation Computer Systems, Elsevier, 2011, 27(5): 574-586

• Ruixuan Li, Wei Song, Haiying Shen, Weijun Xiao, Zhengding Lu. A Flabellate Overlay Network for Multi-attribute Search. Journal of Parallel and Distributed Computing, Elsevier, 2011, 71(3): 407-423

Selected Conference Publications

• Zhengyuan Xue, Ruixuan Li, Heng Zhang, Xiwu Gu, Zhiyong Xu. DC-Top-k: A Novel Top-k Selecting Algorithm and Its Parallelization. The 45th International Conference on Parallel Processing (ICPP 2016), Philadelphia, PA, August 16-19, 2016

• Wanwan Zhou, Ruixuan Li, Xinhua Dong, Zhiyong Xu, Weijun Xiao. An Intersection Cache Based on Frequent Itemset Mining in Large Scale Search Engines. The 3rd IEEE Workshop on Hot Topics in Web Systems and Technologies (HotWeb 2015), Washington, D.C., USA, November 12-13, 2015

• Khaled M. Banafaa, Ruixuan Li, Kunmei Wen, Xiwu Gu, Yuhua Li. Keyword-matched Data Skyline in Peer-to-Peer Systems. The 18th International Conference on Database Systems for Advanced Applications (DASFAA 2013), Wuhan, China, April 22-25, 2013, pp. 71-85

• Dongsheng Duan, Yuhua Li, Ruixuan Li, Rui Zhang, Aiming Wen. RankTopic: Ranking Based Topic Modeling. IEEE International Conference on Data Mining (ICDM 2012), Brussels, Belgium, December 10-13, 2012, pp.211-220 (Acceptance rate: 10.7%, 81/756)

• Ruixuan Li, Chengzhou Li, Weijun Xiao, Hai Jin, Heng He, Xiwu Gu, Kunmei Wen, Zhiyong Xu. An Efficient SSD-based Hybrid Storage Architecture for Large-scale Search Engines. The 41st International Conference on Parallel Processing (ICPP 2012), Pittsburgh, PA, USA, September 10-13, 2012, pp. 450-459

• Zhiyong Xu, Ruixuan Li, Cheng-Zhong Xu. CAST: A Page-Level FTL with Compact Address Mapping and Parallel Data Blocks. The 31st IEEE International Performance Computing and Communications Conference (IPCCC 2012), Austin, Texas, USA, December 1-3, 2012

• Zhiyong Xu, Wanshen Kang, Ruixuan Li, Yow Kin Choong, Cheng-Zhong Xu. Efficient Multi-Keyword Ranked Query on Encrypted Data in the Cloud. The 18th IEEE International Conference on Parallel and Distributed Systems (ICPADS 2012), Singapore, Dec 17-19, 2012

• Ding Liu, Ruixuan Li, Xiwu Gu, Kunmei Wen, Heng He, Guoqiang Gao. Fast Snippet Generation Based On CPU-GPU Hybrid System. The 17th IEEE International Conference on Parallel and Distributed Systems (ICPADS 2011), Tainan, Taiwan, Dec 7-9, 2011, pp. 252-259

• Ruixuan Li, Meng Dong, Bin Liu, Jianfeng Lu, Xiaopu Ma, Kai Li. SecTag: A Multi-Policy Supported Secure Web Tag Framework. The 17th ACM Conference on Computer and Communications Security (CCS 2010) (Demo), Chicago, IL, USA, October 4-8, 2010, pp. 633-635 (SecTag can be downloaded at Google Code.)

• Jinwei Hu, Yan Zhang, Ruixuan Li. Towards Automatic Update of Access Control Policy. The 24th USENIX Large Installation System Administration Conference (LISA 2010), San Jose, CA, USA, November 7-12, 2010, pp. 59-74

• Xiaopu Ma, Ruixuan Li, Zhengding Lu. Role Mining Based on Weights. The 15th ACM Symposium on Access Control Models and Technologies (SACMAT 2010), Pittsburgh, PA, USA, June 2010, pp. 65-74 (A role mining tool set can be downloaded at RMiner and Google Code.)

• Jinwei Hu, Yan Zhang, Ruixuan Li, Zhengding Lu. Role Updating for Assignments. The 15th ACM Symposium on Access Control Models and Technologies (SACMAT 2010), Pittsburgh, PA, USA, June 2010, pp. 89-98

• Jinwei Hu, Yan Zhang, Ruixuan Li, Zhengding Lu. A Logic for Authorization Provenance. The 5th ACM Symposium on Information, Computer and Communications Security (ASIACCS 2010), Beijing, China, 2010, pp. 238-249

Full publication list can be found here.

Presentations and Talks

• Presentation: An Intersection Cache Based on Frequent Itemset Mining in Large Scale Search Engines. HotWeb 2015, Washington, D.C., USA, Nov. 2015

• Presentation: RMiner: A Tool Set for Role Mining. ACM SACMAT 2013, Amsterdam, The Netherlands, Jun. 2013

• Presentation: Keyword-matched Data Skyline in Peer-to-Peer Systems, DASFAA 2013, Wuhan, China, Apr. 2013

• Presentation: Efficient Algorithms for Constrained Subspace Skyline Query in Structured Peer-to-Peer Systems, WAIM 2012, Harbin, China, Aug. 2012

• Presentation: Efficient Online Index Maintenance for SSD-based Information Retrieval Systems, HPCC 2012, Liverpool, UK, Jun. 2012

• Presentation: L1-Graph Based Community Detection in Online Social Networks, APWeb 2012, Kunming, China, Apr. 2012

• Presentation: Fast Snippet Generation Based On CPU-GPU Hybrid System, IEEE ICPADS 2011, Tainan, Taiwan, Dec. 2011

• Presentation: SMEF: An Entropy-based Security Framework for Cloud-oriented Service Mashup, IEEE TrustCom 2011, Changsha, China, Nov. 2011

• Presentation: An Integrated System Solution for Secure P2P Content Distribution Based on Network Coding, IEEE NAS 2011, Dalian, China, Jul. 2011

• Presentation: SecTag: A Multi-Policy Supported Secure Web Tag Framework, ACM CCS 2010, Chicago, IL, USA, Oct. 2010

• Presentation: Mimir: Term-Distributed Indexing and Search for Secret Documents, CollaborateCom 2010, Chicago, IL, USA, Oct. 2010

• Presentation: Role Mining Based on Weights, ACM SACMAT 2010, Pittsburgh, PA, USA, Jun. 2010

• Invited Talk: Intelligence and Security Driven Distributed Systems, Concordia University, Montreal, Canada, Oct. 2009

• Presentation: Secure Interoperation in Multidomain Environments Employing UCON Policies, ISC 2009, Pisa, Italy, Sep. 2009

• Presentation: RBAC-based Secure Interoperation using Constraint Logic Programming, TrustCom 2009, Vancouver, Canada, Aug. 2009

• Presentation: A Credit Mechanism Based on Automatic Audit in P2P File Sharing Systems, TrustCom 2008, Zhangjiajie, China, Nov. 2008

• Presentation: FAN: A Flabellate Overlay Network Supporting Scalable Multi-Dimensional Attributes, AINA 2008, GinoWan, Okinawa, Japan, Mar. 2008

• Presentation: Semantic Search Engine - Smartch, SWON 2007, Beijing, China, Sep. 2007

• Presentation: Towards a Type-2 Fuzzy Description Logic for Semantic Search Engine, APWeb/WAIM 2007, Huangshan, China, Jun. 2007

• Presentation: An Improved Semantic Search Model Based on Hybrid Fuzzy Description Logic. FCST 2006, Aizu, Fukushima, Japan, Nov. 2006

• Invited Talk: Security Issues in P2P Systems, 2005 China National Computer Conference (CNCC 2005), Wuhan, Oct. 2005

• Invited Talk: WebPeer: A P2P-based System for Publishing and Discovering Web Services, University of Western Sydney, Sydney, Australia, Aug. 2005

• Presentation: Introduction to Stanford Database Group Research, Wuhan, China, Jul. 2003

Patents