Networked Digital Technologies: 4th International Conference, NDT 2012, Dubai, UAE, April 24-26, 2012, Proceedings, Part II

Front Matter....Pages -
Efficient Research in Community Semantic Overlay Networks....Pages 1-11
Modeling Push-Based Live P2P Streaming by Stochastic Activity Networks....Pages 12-23
Viral Message Passing Framework for Crowd and Sensor Applications....Pages 24-33
Practical Analysis of xDR Based Signaling Network Performance and End-to-End QoS....Pages 34-45
Validating Applicability of Smart-M3 Platform for a Multi-vendor Micropayment System in the Context of Small Business....Pages 46-53
A Metamodeling and Transformation Approach for Knowledge Extraction....Pages 54-68
An SQA e-Learning System for Agile Software Development....Pages 69-83
Context-Driven and Service Oriented Semantic Mediation in DaaS Composition....Pages 84-98
Interlinking Scientific Authors with the LOD Cloud: A Case Study....Pages 99-108
Multi-Viewpoints Ontology Alignment Based on Description Logics....Pages 109-122
Ontology-Based Database Multi-representation Using Viewpoints and Views....Pages 123-135
Well-Founded IT Architecture Ontology: An Approach from a Service Continuity Perspective....Pages 136-150
A Cross Layer Energy Efficient Security Mechanism for Denial of Sleep Attacks on Wireless Sensor Network....Pages 151-164
Architecting Interoperable Privacy within User-Centric Federated Digital Identity Systems: Overview of a Service-Oriented Implementation Framework....Pages 165-177
Bypassing Workflow Satisfiability Problem Due to Access Control Constraints....Pages 178-191
Cloud-Ready Biometric System for Mobile Security Access....Pages 192-200
Detection of Attacks for Restoring Privacy of Users to Improve Mobile Collaborative Learning (MCL) over Heterogeneous Network....Pages 201-216
Digital Image Steganography: An FFT Approach....Pages 217-230
Evaluation of Acceleration Algorithm for Biometric Identification....Pages 231-242
High-Capacity Image Steganography Based on Overlapped Pixel Differences and Modulus Function....Pages 243-252
Improved Personal Identification Using Face and Hand Geometry Fusion and Support Vector Machines....Pages 253-261
Leveraging Cognitive Principles to Improve Security Visualization....Pages 262-276
LPC-Based Narrowband Speech Steganography....Pages 277-288
Toward a Threat Model for Energy-Harvesting Wireless Sensor Networks....Pages 289-301
A New Algorithm for Watermarking Colour Images Using the Green Channel....Pages 302-311
A New Approach to Learning System in Cognitive Radio Based on Elman Networks....Pages 312-320
Improvement of Spotting Words Speech Recognition Agent for Tele-Operating a Manipulator Arm....Pages 321-331
Mobile Authentication Using Iris Biometrics....Pages 332-341
Nonlinear-Based Human Activity Recognition Using the Kernel Technique....Pages 342-355
Object Detection and Tracking in Secured Area with Wireless and Multimedia Sensor Network....Pages 356-367
Performance Comparison of Video Compression and Streaming over Wireless Ad Hoc and Sensor Networks Using MPEG-4 and H.264....Pages 368-377
Threshold-Based Cross Layer Design for Video Streaming over Lossy Channels....Pages 378-389
Viewpoint Invariant Face Detection....Pages 390-402
A Formal Framework and a Tool to Process and Simulate Labelled Reconfigurable Nets Models Based on Graph Transformation....Pages 403-414
Quality Adapting of Role-Based Interactive Applications....Pages 415-428
Digital Social Literacy: Literacy Demands for the Virtual-World....Pages 429-437
Exploiting Title-Keywords Relation to Develop Concept Classifier for Scientific Community....Pages 438-448
 FLMin : An Approach for Mining Frequent Links in Social Networks....Pages 449-463
Recursive Incentives with Guided Recruiting Encouragement....Pages 464-474
Sensor-Cloud Computing: Novel Applications and Research Problems....Pages 475-486
The Use of Mobile Technology for Citizen E-Participation....Pages 487-500
A Dynamic Web Service and Business Process Logic Composition and Consistency....Pages 501-521
Composing Web Services Using Profiles Similarity....Pages 522-536
UML Refinement for Mapping UML Activity Diagrams into BPEL Specifications to Compose Service-Oriented Workflows....Pages 537-548
Back Matter....Pages -