Keynote Speech -- Challenges in the Design and Development of Context-Aware Applications -- The Importance of Including the Haptics Factor in Interaction Design -- Regular Papers -- Security Policy Integration and Conflict Reconciliation for Collaborations among Organizations in Ubiquitous Computing Environments -- Improved Weighted Centroid Localization in Smart Ubiquitous Environments -- A Formal Framework for Expressing Trust Negotiation in the Ubiquitous Computing Environment -- Pervasive Services on the Move: Smart Service Diffusion on the OSGi Framework -- Robots in Smart Spaces - A Case Study of a u-Object Finder Prototype - -- Biometrics Driven Smart Environments: Abstract Framework and Evaluation -- A Structured Methodology of Scenario Generation and System Analysis for Ubiquitous Smart Space Development -- Capturing Semantics for Information Security and Privacy Assurance -- A Framework for Context-Aware Home-Health Monitoring -- Semantic Learning Space: An Infrastructure for Context-Aware Ubiquitous Learning -- A Comprehensive Approach for Situation-Awareness Based on Sensing and Reasoning about Context -- Context-Adaptive User Interface in Ubiquitous Home Generated by Bayesian and Action Selection Networks -- Use Semantic Decision Tables to Improve Meaning Evolution Support Systems -- Combining User Profiles and Situation Contexts for Spontaneous Service Provision in Smart Assistive Environments -- Ubiquitous Phone System -- Utilizing RFIDs for Location Aware Computing -- A Component-Based Ambient Agent Model for Assessment of Driving Behaviour -- A Cartesian Robot for RFID Signal Distribution Model Verification -- Self-Localization in a Low Cost Bluetooth Environment -- Penetration Testing of OPC as Part of Process Control Systems -- Intersection Location Service for Vehicular Ad Hoc Networks with Cars in Manhattan Style Movement Patterns -- Ubiquitous and Robust Text-Independent Speaker Recognition for Home Automation Digital Life -- Energy Efficient In-Network Phase RFID Data Filtering Scheme -- Energy-Efficient Tracking of Continuous Objects in Wireless Sensor Networks -- Data Randomization for Lightweight Secure Data Aggregation in Sensor Network -- Mobile Sink Routing Protocol with Registering in Cluster-Based Wireless Sensor Networks -- Towards the Implementation of Reliable Data Transmission for 802.15.4-Based Wireless Sensor Networks -- An Energy-Efficient Query Processing Algorithm for Wireless Sensor Networks -- Special Session Papers -- Rule Selection for Collaborative Ubiquitous Smart Device Development: Rough Set Based Approach -- An Object-Oriented Framework for Common Abstraction and the Comet-Based Interaction of Physical u-Objects and Digital Services -- Personalizing Threshold Values on Behavior Detection with Collaborative Filtering -- IP Traceback Using Digital Watermark and Honeypot -- Multi-priority Multi-path Selection for Video Streaming in Wireless Multimedia Sensor Networks -- Energy Constrained Multipath Routing in Wireless Sensor Networks -- Controlling Uncertainty in Personal Positioning at Minimal Measurement Cost -- RFID System Security Using Identity-Based Cryptography -- RFID: An Ideal Technology for Ubiquitous Computing? -- An Experimental Analysis of Undo in Ubiquitous Computing Environments -- Towards a Collaborative Reputation Based Service Provider Selection in Ubiquitous Computing Environments -- Petri Net-Based Episode Detection and Story Generation from Ubiquitous Life Log -- Protection Techniques of Secret Information in Non-tamper Proof Devices of Smart Home Network -- Universal Remote Control for the Smart World -- Mobile Navigation System for the Elderly – Preliminary Experiment and Evaluation -- Time Stamp Protocol for Smart Environment Services -- An Analysis of the Manufacturing Messaging Specification Protocol -- A Long-Distance Time Domain Sound Localization -- Towards Dataintegration from WITSML to ISO 15926 -- A SIP-Based Session Mobility Management Framework for Ubiquitous Multimedia Services -- AwarePen - Classification Probability and Fuzziness in a Context Aware Application -- A Model Driven Development Method for Developing Context-Aware Pervasive Systems -- Intelligent System Architecture for Context-Awareness in Ubiquitous Computing -- User-Based Constraint Strategy in Ontology Matching -- RFID-Based Interactive Learning in Science Museums -- Real-Time Detection of Passing Objects Using Virtual Gate and Motion Vector Analysis -- A Ubiquitous Interactive Museum Guide -- Dynamic Probabilistic Packet Marking with Partial Non-Preemption -- Fractal Model Based Face Recognition for Ubiquitous Environments.