3rd Symposium of Ubiquitous Computing and Ambient Intelligence 2008 (eBook)

Preface 6
Organization 7
Contents 9
A Framework for the Reconfiguration of Ubicomp Systems 13
Introduction 13
Proposal Overview 14
Feature Modeling Technique 15
Policy Description 16
Driving System Reconfiguration 16
Reconfiguration Framework for Ubicomp Systems 17
Reconfiguration Strategy 18
Related Work 20
Conclusions 21
References 21
HI3 Project: Software Architecture System for Elderly Care in a Retirement Home 23
Introduction 23
Description of the $HI^3$Architecture 25
Application to an Elderly Care Scenario 27
Particular Examples 29
Conclusions 31
References 31
An Architecture for Secure Ambient Intelligence Environments 33
Introduction 33
Related Works 34
Serenity, Making Security Expertise Available 35
Serenity Run-Time Framework, Providing Security Solutions on the Fly 37
S& D Solution Selection
Conclusions and Future Works 40
References 41
An Architecture for Ambient Intelligent Environments 42
Introduction 42
The ISyRAmI Methodology 43
The ISyRAmI Architecture 44
Some Examples of AmI Environments 47
Conclusions and Further Work 49
References 49
A Hardware Based Infrastructure for Agent Protection 51
Introduction 51
State of the Art 52
Accessing TPM from Agents 53
Secure Migration Library for Agents 54
Secure Migration Protocol 55
Design and Deployment of the Library 56
Underlying Technology: TPM4Java 57
Conclusions and Future Work 58
References 59
Performance Evaluation of J2ME and Symbian Applications in Smart Camera Phones 60
Introduction 60
Camera Access Performance 61
Image File Size 62
Processing Speed 62
Clock Cycles Estimation 63
Measurements 64
Discussion of Results 64
Conclusions 67
References 68
Extended Bluetooth Naming for Empowered Presence and Situated Interaction with Public Displays 69
Introduction 69
Research Goals and Overview 70
Related Work 70
Instant Places 71
The Trial at the Campus Bar 73
Usability Interviews 75
Conclusions 76
References 77
Infrastructural Support for Ambient Assisted Living 78
Introduction 78
Related Work 79
A Platform for AAL 80
A Middleware for AAL 81
Multi-modal Environment Interaction 83
Intelligence through Rule-Based Reasoning 85
Conclusions and Further Work 86
References 86
ALZ-MAS 2.0 A Distributed Approach for Alzheimer Health Care
Introduction 88
FUSION@, an Alternative for Distributed Multi-agent Systems 89
ALZ-MAS 2.0 91
Results and Conclusions 94
References 96
Ambient Assisted Living 98
Introduction 98
Ambient Intelligence 99
Business Integration for Healthcare 99
OSGi 100
Multi-agent Systems and OSGi 101
OSGi Locally 102
OSGi Remotely 103
Conclusion 105
References 106
Quality of Service in Wireless e-Emergency: Main Issues and a Case-Study 107
Introduction 107
Vital Signal Monitoring 108
QoS Needs in e-Health 108
Case-Study 110
Conclusions 113
References 114
Sentient Displays in Support of Hospital Work 115
Introduction 115
Sentient Displays: Augmenting Natural Objects with Ambient Displays and Sentient Technologies 116
Opportunities for the Deployment of Sentient Displays in Hospitals: A Case Study 117
Understanding the Activities Monitored by Hospital Workers 117
Identifying the Issues Faced by Nurses When Monitoring Patients 118
Designing Sentient Displays to Monitor Hospital Patients 118
The FlowerBlink 118
The Motion Statue 120
The FlowerBlink: Implementing a Sentient Display 120
Conclusions and Future Work 122
References 123
University Smart Poster: Study of NFC Technology Applications for University Ambient 124
Introduction 124
NFC and Ubiquitous Computing 124
Smart Posters in the University Scenarios 125
Scenario Design 125
Discussion 127
References 127
Touching Services: The Tag-NFC Structure 129
Introduction 129
NFC Technology 130
NFC-Tag Types 131
An AmIE-NFC Scenario 131
The AmIE-NFC Framework 132
Tag-NFC Structure 134
Conclusions 136
References 136
Interaction by Contact for Supporting Alzheimer Sufferers 137
Introduction 137
The Context: An Alzheimer Day Centre 138
The Technology: NFC 139
Ontology 140
Managing Information 143
Supporting Therapy Activity 144
Conclusions and Future Work 145
References 145
Secure Integration of RFID Technology in Personal Documentation for Seamless Identity Validation 146
Introduction 146
Focus 146
Tasks Performed and Future Work 147
Conclusions 149
References 149
Semantic Model for Facial Emotion to Improve the Human Computer Interaction in AmI 151
Introduction 151
Related Work 152
Semantic Data Model 152
Event Ontology: Environment Description 153
Action Categorization Ontology 153
Personality-Emotion Ontology 154
How to Use This Model to Obtain Emotions 156
Visualization of the Emotional States 157
A Case Study 157
Conclusion and Future Work 159
References 159
Bridging the Gap between Services and Context in Ubiquitous Computing Environments Using an Effect- and Condition-Based Model 161
Introduction 161
Related Work 162
Effects in Semantic Service Representation 163
Effects in Context Modelling Approaches 163
Bridging the Gap between Services and Context 164
Ontological Model for Effects- and Conditions-Based Service Representation 164
Entity Model 165
Attribute Model 165
Service Model 166
Effect Model 166
Condition Model 166
Operation Model 167
Example 167
Conclusions and Future Work 169
References 169
Modeling the Context-Awareness Service in an Aspect-Oriented Middleware for AmI 171
Introduction 171
Context at Middleware Level 172
Aspect-Oriented Middleware for the Context-Awareness Service 174
Aspect-Oriented Software Development 174
Architecture of the Aspect-Oriented Middleware 174
Context-Awareness Service Using Aspects 175
Device Context 176
Other Kinds of Contexts 177
Comparison between AO and Non-AO Context-Awareness Concerns 177
Related Works 177
Conclusions and Future Work 178
References 178
An Agent-Based Component for Identifying Elders’ At-Home Risks through Ontologies 180
Introduction 180
Related Work 181
ELDeR Ontology 181
Assessing Risks 182
Usage Scenario 182
Conclusions and Future Work 183
References 184
Risk Patient Help and Location System Using Mobile Technologies 185
Introduction 185
Early Discharge Criterion for Risk Patients 186
System Architecture 186
Location Subsystem 188
Interface Elements and Methods 189
Future Work 191
References 191
ATLINTIDA: A Robust Indoor Ultrasound Location System: Design and Evaluation 192
Introduction 192
Description of ATLINTIDA Ultrasound Location System 194
Description of Hardware and Software 194
Location Procedure 195
Experimental Results 198
Rate of Invalid Measurements 198
Accuracy in Location 200
Updating Period 201
Conclusions and Future Work 201
References 202
Standard Multimedia Protocols for Localization in “Seamless Handover” Applications 203
Introduction 203
Reference Scenario 204
State of the Art and Challenges 205
User Location Methods 206
NoveltyDescription 207
Conclusions and Future Work 208
Proof of Concept 209
The Prototype Scenario 209
The Prototype Components 210
Conclusions and Future Work 210
References 210
Location Based Services: A New Area for the Use of Super-Resolution Algorithms 213
Introduction 213
Signal Model 215
Algorithm 215
Simulation 216
Results 217
Conclusions 220
References 221
Developing Ubiquitous Applications through Service-Oriented Abstractions 222
Introduction 222
Related Work 223
The UbiSOA Platform 224
UbiSOA Architecture 224
Facilities for Developers 225
Developments with UbiSOA 227
Environmental Monitoring 227
Tracking of Assets 228
Concluding Remarks and Future Work 229
References 230
Flexeo: An Architecture for Integrating Wireless Sensor Networks into the Internet of Things 231
Introduction 231
Previous Work 232
General Architecture 233
Layers and Intelligence Distribution 235
Sensors and Actuators Layer 235
Coordination Layer 235
Supervision Layer 236
Prototype Devices and Scenarios 237
Conclusions and Future Work 239
References 239
A Mobile Peer-to-Peer Network of CBR Agents to Provide e-Assistance 241
Introduction 241
Related Work 242
Multi-Agent Systems (MAS) 242
Case Based Reasoning (CBR) 242
Mobile Ad Hoc Networks (MANET) 243
Peer-to-Peer Networks (P2P) 244
SystemOverview 244
Reasoning Process 244
Pure Distributed Communication Process 246
Hybrid Communication Process 248
Example: An Intelligent Gym 248
Conclusions and Future Work 249
References 250
An Ambient Assisted-Living Architecture Based on Wireless Sensor Networks 251
Introduction 251
Wireless Sensors Networks 252
Wireless Body Area Network 253
SunSPOT Platform 254
TeleCare Ambient Assisted Living Application 255
Components of System: System Architecture 256
Design and Building of TAAL Components 257
Related Works 258
Conclusions 258
References 259
HERMES: A FP7 Funded Project towards Computer-Aided Memory Management Via Intelligent Computations 261
Introduction – HERMES’ Concept, Services, and Objectives 261
HERMES Methodologies and Approaches 262
Conclusions 265
References 265
Reinforcement Learning of Context Models for a Ubiquitous Personal Assistant 266
Introduction 266
Research Problem 267
State of the Art 267
Reinforcement Learning 268
Indirect Reinforcement Learning 268
The Ubiquitous Assistant 269
Application of Reinforcement Learning and DYNA-Q 269
Preliminary Results 273
Conclusion and Expected Outcome 275
References 275
An Approach to Dynamic Knowledge Extension and Semantic Reasoning in Highly-Mutable Environments 277
Introduction 277
Related Work 278
The Smartlab Architecture 279
The Dynamic Ontology Enrichment in Smartlab 279
The Smartlab Context Ontology 280
Semantic Context Manager 281
Knowledge Eliciting Rules 283
Domain Rules 284
Conclusions and Future Work 284
References 285
Learning Accurate Temporal Relations from User Actions in Intelligent Environments 286
Introduction 286
Related Work 287
Data Collected, Required Patterns and Their Formalization 287
Learning Temporal Patterns with $APUBS$ 288
Identifying Associated Sensor Triggering 288
Identifying Time Relations 289
Identifying Appropriate Conditions of Pattern Occurrence 291
Results 293
Future Work 294
Conclusions 294
References 294
Advanced Position Based Services to Improve Accessibility 296
Introduction 296
Location Based Services 297
AGPS Applications 299
Positional Commerce 299
Description of Positional Commerce 300
P-Commerce Architectures 301
Privacy, Security and Authentication Concerns 302
Accessibility Analysis 302
Conclusions 303
References 303
PIViTa: Taxonomy for Displaying Information in Pervasive and Collaborative Environments 305
Introduction 305
Information Visualization 306
Pervasive Displays 307
Pervasive Information Visualization Taxonomy 308
Input-Output Classification 308
Type of Characteristics Classification 309
Taxonomy 310
Conclusions and Future Work 311
RDF/OWL Ontology 311
Design Patterns and Guidelenes 311
AmI Usability and Evaluation 311
References 312
Data Management in the Ubiquitous Meteorological Data Service of the America’s Cup 314
Introduction 314
MDS Sensor Grid 315
Information Gathering 318
Information Delivery 319
Delivery Mechanisms 320
Information Management 321
Implementation Details 321
Conclusions 322
References 322
A Proposal for Facilitating Privacy-Aware Applications in Active Environments 324
Introduction 324
“Fair Trade” Metaphor 325
Long-Term Personal Data 326
Short-Term Personal Data 327
AmIChat: A Context and Privacy Aware Instant Messaging Application 329
Supporting Mechanisms 330
Related Work 331
Conclusions and Future Work 331
References 332
People as Ants: A Multi Pheromone Ubiquitous Approach for Intelligent Transport Systems 333
Introduction 333
Related Work 334
People as Ants: The Proposed Evolutionary Approach 334
Dynamics by Ants 334
Multi Pheromones for Multi Objective Problems 334
General Architecture 334
Preliminary Observations and Results 335
Future Work 336
Conclusions 337
References 337
A System of Cooperation Based on Ubiquitous Environments for Protection against Fires in Buildings 338
Introduction 338
The Fires in Great Buildings 339
Our Approach 339
Ofepac (Ontology Fire for Emergency Plans and Contingency) 340
Modeling Ofepac 340
Taxonomic Evaluation and Performance Analysis to Ofepac 342
Conclusions and Future Works 345
Bibliography 346
CARM: Composable, Adaptive Resource Management System in Ubiquitous Computing Environments 347
Introduction 347
Composable, Adaptive Resource Management Methodology 349
Resources Classification 349
Resource as a Component 349
Component Management Architecture 351
Ongoing Work 352
Related Work 353
Conclusions 353
References 354
Mobile Habits: Inferring and Predicting User Activities with a Location-Aware Smartphone 355
Introduction 355
Related Work 356
Positioning Frameworks 356
Place Extraction and Prediction 357
Activity Recognition 358
Our Objectives and Approach 359
Hybrid Positioning and Place Recognition 359
Activity Recognition 360
Place and Activity Prediction 361
Project Plan and Current State 362
Conclusion 362
References 362
Author Index 365