Modeling and Using Context

Name: Modeling and Using Context | 7th International and Interdisciplinary Conference, CONTEXT 2011, Karlsruhe, Germany, September 26-30, 2011, Proceedings
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7th International and Interdisciplinary Conference, CONTEXT 2011, Karlsruhe, Germany, September 26-30, 2011, Proceedings

Michael Beigl Henning Christiansen Thomas R. Roth-Berghofer Anders Kofod-Petersen Kenny R. Coventry Hedda R. Schmidtke(Herausgeber*in)

Springer (Verlag)

Erschienen am 25. September 2011

XIII, 336 Seiten

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Inhalt

Title page
Preface
Conference Organization
Table of Contents
Modelling Context-Dependence: Ellipsis in Conversational Dialogue
References
Providing Generic Context for Mobile Games on Phones (Keynote Talk)
Introduction
Related Work
Absolute vs. Generic Context
Absolute Context
Generic Context
ContextSnake
Concept and Design
Context-Action-Table
Game Implementation
Evaluation
Gaming in Context
Framework: The Gatherer
ContextInvaders
Preliminarily User Study
Discussion and Conclusion
Future Work
References
A Peer-Based Approach to Privacy-Preserving Context Management
Introduction
Context Model
System Architecture
Evaluation
Conclusion
References
Classical Planning and Causal Implicatures
Introduction
Causal Implicatures and Physical Tasks
Empirically Studying Implicatures Using the SCARE Corpus
Computationally Studying Causal Implicatures Using Frolog
Causal Implicatures and Classical Planning
The Initial State
The Goal
The Actions
Negotiating Implicatures
Conclusions
References
Contextualization of Scientific Workflows
Introduction
Management of Scientific Workflows
Representations of Scientific Workflows
Exploitation of Scientific Workflows in a CxG Representation
The Running Example
SWF Process Modeling in Contextual Graphs
SWF Flexibility Expressiveness in Contextual Graphs
Cooperation Modeling for SWF Building
Making Shared Context Explicit for Describing SWF Interaction
Modeling Cooperation through Shared Context
Conclusion
References
Intelligible TinyOS Sensor Systems: Explanations for Embedded Software
Introduction
Background: Sensor Platforms, Embedded Software, and Predicate Abstraction for C
Sensor Platforms and Embedded Software
TinyOS
Model Extraction from Software
Model Checking and Abstraction
TOSExp: TinyOS Explained
Input and Output Explanations
What if and How to Explanations: Assigning the Input
What if and How to Explanations: Predicates on the Output
Abstraction and Results: What if / How to Explanations of Application Logic
Discussion: Efficiency and Limitations
Related Work: Explaining Context-Aware Embedded Systems
Static Extraction of Explanations for Embedded Sensor Systems
Explanations at Runtime
Explanations for Other Context-Aware Systems
Conclusions
References
Business Context Information Manager: An Approach to Improve Information Systems
Introduction
Business Context Information Manager
Definitions
Concepts of Our Approach
Overall Architecture of BCIM
Conclusion
References
Communicative Inferences and Context of Interests
Introduction
Semantic Underdeterminacy and Contextual Dependence
Meaning in Use
Explicit Communication
Communicative Inferences
A Real-Life Case
Conclusion
References
Enabling Privacy-Preserving Semantic Presence in Instant Messaging Systems
Motivations
Overview and Concepts
Privacy and Access Control Policies
Presence Management System: Models and Protocols
RDF, SPARQL and OWL
The Semantic Presence Framework
Implementation
Nested Groups
Privacy Lists
Preliminary Experiments
Future Work and Conclusion
References
Towards Context-Based Explanations for Teacher Support
Introduction
Learning from Explanations in Knowledge Management Systems
A Sample Presentation of Context for a Teacher Support Tool
Context-Based Explanations
Conclusion
References
An Experiment in Hierarchical Recognition of Group Activities Using Wearable Sensors
Introduction
SystemDesign
Experiment
Conclusion
References
Global Peer-to-Peer Classification in Mobile Ad-Hoc Networks: A Requirements Analysis
Introduction
Application Scenario
Requirements Analysis
Related Work
Analysis and Discussion
Conclusion
References
Towards a Multi-perspectival Approach of Describing Context
Introduction
Towards "Perspectives on Context"
User - System Interaction
Context in a User-System Interaction Model
Conclusion and Future Work
References
The Emotion Ontology: Enabling Interdisciplinary Research in the Affective Sciences
Ontology Overview
Requirements and Future Work
References
Autodoxastic Conditional Reasoning: The Monotonic Case
Ramsey, Thomason, and Moore
Autodoxastic Agents
Truth is in the ``I'' of the ``B'' Holder
LogA B
Revision
Supposition
Varieties of Supposition
Conditionals
Conclusions
References
Delayed Synapses: An LSM Model for Studying Aspects of Temporal Context in Memory
Introduction
Liquid State Machine Model
Experiments
Test with Noisy Brody-Hopfield Digits
Further Investigation Results
Conclusion
References
Modelling with Problem Frames: Explanations and Context in Ambient Intelligent Systems
Introduction
Related Work
Problem Frames
Problem Frames and Ambient Intelligence
Explanation Problem Frames
Hospital Ward System
Example
Redesigning the Existing Application
Example
Analysing the Existing Application
Conclusion and Future Work
References
Enhancing Alignment Based Context Prediction by Using Multiple Context Sources: Experiment and Analysis
Introduction
Related Work
Analytical Proof
Real World Experiment
Simulation
Conclusion
References
Buy, Sell, or Hold? Information Extraction from Stock Analyst Reports
Introduction
The Nature of Stock Analyst Reports
Limited Context Analysis and Local Grammars
Objectives of the Paper
Previous Related Work
Applying Local Grammars for Entity Recognition
Preprocessing
Construction of Local Grammars for Entity Recognition
Evaluating a Local Grammar-Based NER System
Postprocessing for Business Statistics
Rating Recommendation
Analyst House
Shares
Experiments
Concluding Remarks and Future Work
References
WPT: A Toolkit for Publishing a Web-Based Lifelog
Introduction
Questionnaire Survey
WPT Infrastructure
Core Components of WPT Infrastructure
Environment Model in WPT
Application Development with WPT
Event-Driven MVC
Implementing Report Publishing Module
Implementation of WPT
Three Example Applications
Travel Log
Flower Diary
Object-blog
Discussion
Implementation with WPT
Related Work
Conclusion
References
Smart Phone Sensing to Examine Effects of Social Interactions and Non-sedentary Work Time on Mood Changes
Introduction
Related Work
Study of Mood Changes and Associated Factors
Social Activity
Sedentary Work Style
Monitoring Setup
Non-sedentary Time
Location
Measuring Mood Changes
Subjects
Data and Analysis
Background Measures
Findings
Correlations between Non-sedentary Time and Mood Changes
Correlations between Breaks and Mood Changes
Conclusion
References
Monitoring for Digital Preservation of Processes
Introduction
Monitoring of Processes in Context
Distributed State Inspection
Context Engine
Conclusion
References
Promoting Personalized Collaborative Distributed Learning through i-Collaboration 3.0
Introduction
Related Works
I-Collaboration 3.0
Conclusions and Further Works
References
A Real-Time Living Activity Recognition System Using Off-the-Shelf Sensors on a Mobile Phone
Introduction
Related Works
Proposed Method
Target Living Activities
Processing Flow
Classification of Movement Condition by Acceleration
Classification of Working Condition by Ambient Sound
Evaluation Experiments
Prototype System
Basic Performance Evaluation
Practical Performance Evaluation
Conclusion and Future Work
References
An Empirical Study on Web Search Behavior through the Investigation of a User-Clustered Query Session
Introduction
Related Works
Transaction-Log Analysis (TLA)
Context of Web Search Behavior
Methodology
Participants
Instruments and Data Collection
Results and Implications
Features of Web Search Behavior
Flow of Search Behavior
Conclusion
References
Indoor Localization Using Audio Features of FM Radio Signals
Introduction
Distance-Dependent Audio Features of FM Radio Signals
Positioning Performance
References
SENST*: Approaches for Reducing the Energy Consumption of Smartphone-Based Context Recognition
Introduction and Motivation
Context, Context Elements, and Sensors
Related Work
Sensors in Mobile Devices
Energy-Aware Determination of Context Elements
Evaluation
Summary, Conclusions, and Outlook
References
Distributed Spatial Reasoning for Wireless Sensor Networks
Introduction
Ordering Relations and Granularity
Partial Orders and Linearizations
Size-Based Granularity
Directional and Mereological Relations
Directional Reasoning
Mereological Reasoning
Evaluation
Expressiveness and Inferential Properties
Application Scenario: Location-Awareness
Conclusions
References
Mental Models of Ambient Systems: A Modular Research Framework
Introduction
Research Program
Theoretical Foundations
Mental Models: A Taxonomy and a Pragmatic Approach
Situation Awareness and Context Awareness
Software Framework
Overview
Sensors
Actuators
Gateway
AwarenessHub
Reasoning
Empirical Evaluation
Conclusions and Future Work
Reasoning
Mobile Client
Evaluation
References
LiCoRMS - Towards a Resource Management System Based on Lifecycle and Content Information
Introduction
Management of Lifecycle and Content Metadata
Central Concepts of the Resource Lifecycle Ontology
Conclusion
References
Entropy of Audio Fingerprints for Unobtrusive Device Authentication
Key Generation by Audio Fingerprinting
Similarity of Audio Fingerprints
Entropy of Audio Fingerprints
Conclusion
References
A Context-Based Approach to Detecting Miscreant Behavior and Collusion in Open Multiagent Systems
Detecting Miscreant Behavior and Collusion
Identifying Important Situational/Societal Features
Using Contextual Knowledge
Conclusion and Future Work
References
A Notion of Event Quality for Contextualized Planning and Decision Support Systems
Introduction
Background and Related Work
Use Case Scenario of Patient Assessment Activities
Events in a Medical Application
Ordering of Events
Quality Concerns for Correlating Non-deterministic Events
Domain Specific Context Model for Patient Assessments
Contextualizing Events, an Example
Event Contextualisation
Conclusions and Further Work
References
An Architecture and a Prototype for Querying and Visualising Recorded Context Information
Introduction
Related Work
The System Architecture
The COINS Modelling Approach
The Replaying Mechanism
An Architecture for Querying and Visualising Recorded Context Information
Natural Language Query
The Master Dictionary
Steps of Analysing a Natural Language Sentence
Visualising Context Information
The Function Panels
Fish-Eye Mechanism
The Drag-Able Square
Enhancement of the Index Panel
Conclusion
References
Author Index

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