ISBN:
9783319032603
Sprache:
Englisch
Seiten:
1 Online-Ressource (508 pages)
Serie:
Lecture Notes in Computer Science Ser. v.8238
Paralleltitel:
Print version Jatowt, Adam Social Informatics : 5th International Conference, SocInfo 2013, Kyoto, Japan, November 25-27, 2013, Proceedings
DDC:
303.4833
Schlagwort(e):
Information technology-Social aspects-Congresses..
;
Information society-Social aspects-Congresses..
;
Online social networks-Congresses
;
Electronic books
Kurzfassung:
Preface -- Organization -- Table of Contents -- Modeling Analogies for Human-Centered Information Systems -- 1 Introduction -- 2 Towards Analogy-Enabled Information Systems -- 3 Adapting Semantics and Data Sources -- 3.1 Relational Databases -- 3.2 Linked Open Data and Ontologies -- 3.3 Unstructured Text and the Social Web -- 4 Conceptual Model for Analogies -- 4.1 System Design -- 4.2 Knowledge Base Primitives -- 4.3 Analogons, General Analogies and 4-Term Analogies -- 4.4 Semantics of Analogy Statements -- 4.5 Normalizing Analogies, Expansions, and Supportive Facts -- 4.6 Analogy Queries -- 5 Case Study: Mining Analogies from the Social Web -- 6 Summary and Outlook -- References -- Resilience of Social Networks under Different Attack Strategies -- 1 Introduction -- 2 Related Work -- 3 DataSets -- 4 Experimentation -- 5 Results and Discussion -- 6 Conclusion -- References -- Changing with Time: Modelling and Detecting User Lifecycle Periods in Online Community Platforms -- 1 Introduction -- 2 Related Work -- 3 Modelling User Lifecycles -- 3.1 Defining Lifecycle Periods -- 3.2 Modelling User Properties -- 3.3 Analysing User Lifecycles -- 4 Lifecycle Period Detection -- 4.1 Feature Engineering -- 4.2 Vector Space Detection Model -- 5 Experiments -- 5.1 Experimental Setup -- 5.2 Detection Results -- 6 Conclusions and Future Work -- References -- Metro: Exploring Participation in Public Events -- 1 Introduction -- 2 Exploring People and Events -- 2.1 Interface Structure -- 2.2 Recommendation Algorithm -- 2.3 Functionalities -- 3 Conclusions and Future Work -- References -- Follow My Friends This Friday! An Analysis of Human-Generated Friendship Recommendations -- 1 Introduction -- 2 Related Work -- 3 A Dataset of Broadcast Friend Recommendations -- 4 Analysis of Broadcast Recommendations -- 4.1 Effect of #FF Recommendation
Kurzfassung:
4.2 Repeated Recommendations -- 5 Recommender System -- 5.1 Features for Ranking Recommendations -- 5.2 EvaluationMethodology -- 5.3 Results -- 6 Conclusions -- References -- A Divide-and-Conquer Approach for Crowdsourced Data Enumeration -- 1 Introduction -- 2 Related Work -- 3 Microtask-Based Crowdsourcing -- 3.1 Microtask-Based Crowdsourcing Framework -- 3.2 Task Representation -- 4 Data Enumeration in the Microtask-Based Crowdsourcing Framework -- 4.1 Problems -- 5 ProposedMethod -- 5.1 Task Generation Plan -- 5.2 Task Generation Algorithm -- 6 Evaluation -- 6.1 Theoretical Analysis -- 6.2 Experimental Settings -- 6.3 Results of the Experiment -- 7 Summary -- References -- Social Listening for Customer Acquisition -- 1 Introduction -- 2 Architecture and Algorithm -- 2.1 Data Collection and Processing -- 2.2 Social Network Marketing -- 3 Demonstration Cases -- 4 Conclusions -- References -- Passive Participation in Communities of Practice: Scope and Motivations -- 1 Theoretical Background -- 1.1 Research Setting: Social Workers' Online Communities of Practice -- 2 Methodology -- 3 Passive Participation in Social Workers' Communities of Practice: Findings -- 3.1 Insecurity and Concerns of Criticism -- 3.2 Lack of Time and Motivation -- 3.3 Concern from Possible Lack of Feedback and Reciprocation -- 3.4 Reasons Related to Status and Expertise -- 3.5 Sense of Redundancy -- 3.6 Dislike of Technology -- 3.7 The Visual Aspect- "Not Facebook-ish Enough" -- 4 Discussion and Conclusions -- References -- An Ontology-Based Approach to Sentiment Classification of Mixed Opinions in Online Restaurant Reviews -- 1 Introduction -- 2 Related Work -- 3 Methodology -- 3.1 Datasets -- 3.2 Proposed Approach -- 4 Results -- 5 Discussion and Conclusion -- References -- A Novel Social Event Recommendation Method Based on Social and Collaborative Friendships
Kurzfassung:
1 Introduction -- 2 Related Work -- 3 The Proposed Event Recommendation Method -- 3.1 Acquaintance Identification -- 3.2 Recommendation Generation -- 4 Experiments -- 4.1 Dataset and Performance Metrics -- 4.2 System Component Evaluation -- 4.3 Comparison with Other Recommendation Methods -- 5 Concluding Remarks -- References -- Factors That Influence Social Networking Service Private Information Disclosure at Diverse Openness and Scopes -- 1 Introduction -- 2 Related Work -- 3 Openness Score and Explanatory Variables -- 4 Method -- 4.1 Data Collection Method Used for Public Data -- 4.2 Data Collection Method Used for Survey Data -- 5 Results -- 6 Discussions -- 7 Conclusion -- References -- An Approach to Building High-Quality Tag Hierarchies from Crowdsourced Taxonomic Tag Pairs -- 1 Introduction -- 2 Related Work -- 3 Tag Hierarchies Leaning from Taxonomic Tag Pairs -- 4 Empirical Study -- 4.1 Evaluation Methodology -- 5 Results and Analysis -- 5.1 Results of Semantic Evaluation -- 5.2 Results of Structural Evaluation -- 5.3 Results of Usability Evaluation -- 6 Discussion and Conclusion -- References -- Automating Credibility Assessment of Arabic News -- 1 Introduction -- 2 Related Work -- 3 Methodology -- 3.1 Data Crawler and Parser -- 3.2 Feature Extraction -- 3.3 Preprocessing -- 3.4 Classification -- 4 Results and Evaluation -- 4.1 Data Description -- 4.2 Results for "When?" -- 4.3 Results for "Source Info" -- 4.4 Credibility Score Per News Site -- 5 Conclusion -- References -- Polarity Detection of Foursquare Tips -- 1 Introduction -- 2 Related Work -- 3 Overview of Datasets -- 4 Polarity Detection -- 4.1 Supervised Methods -- 4.2 Unsupervised Method -- 5 Experimental Results -- 6 Conclusions and Future Work -- References -- The Study of Social Mechanisms of Organization, Boundary Capabilities, and Information System -- 1 Introduction
Kurzfassung:
2 Theory and Hypotheses -- 2.1 Boundary Capabilities -- 2.2 Organizational Mechanisms -- 2.3 Information System -- 3 Methodology -- 3.1 Data Collection Procedure -- 3.2 Measurements -- 4 Data Analysis and Results -- 4.1 Non-response Bias -- 4.2 Analysis of Measurement Model -- 4.3 Assessment of Structural Model -- 5 Discussion -- 5.1 Implications -- 5.2 Conclusion -- References -- Predicting User's Political Party Using Ideological Stances -- 1 Introduction -- 2 Related Work -- 3 Problem Setting -- 4 Solution -- 4.1 Ideological Stance Prediction -- 4.2 Party Prediction -- 5 Experiments -- 5.1 Dataset -- 5.2 Evaluation Criteria -- 5.3 Ideological Stance Prediction Experiments -- 5.4 Party Prediction Experiments -- 5.5 Discussion -- 6 Conclusion -- References -- A Fast Method for Detecting Communities from Tripartite Networks -- 1 Introduction -- 2 Related Works -- 2.1 Newman-Girvan Modularity -- 2.2 Tripartite Modularity -- 2.3 Modularity Optimization -- 3 OurMethod -- 3.1 Fast Unfolding for Edges -- 3.2 Merging Task 2 and Task 3 -- 4 Experiments on Synthetic Tripartite Networks -- 5 Experiment on a Real Tripartite Network -- 6 Conclusions -- References -- Predicting Social Density in Mass Events to Prevent Crowd Disasters -- 1 Human Crowd Density and Safety -- 2 Approximating Human Density - A Data Collection Approach -- 3 Towards the Prediction of Crowd Densities -- 3.1 A Human Crowd Density Flow Network -- 3.2 Prediction Approaches -- 3.3 Results -- 4 Future Work and Conclusion -- References -- Modeling Social Capital in Bureaucratic Hierarchy for Analyzing Promotion Decisions -- 1 Introduction -- 2 A Hybrid Mutliplex Network Model of Social Capital in Bureaucratic Career System -- 2.1 A Network Model of Superior-Subordinate Relationship -- 2.2 A Network Model of Bureaucratic Seniority -- 2.3 A Network Model of Career Distinction
Kurzfassung:
2.4 Social Capital Evaluation for Bureaucratic Promotion Decisions -- 3 Experimental Evaluation -- 4 Conclusions -- References -- Information vs Interaction: An Alternative User Ranking Model for Social Networks -- 1 Introduction -- 2 ProposedSolution -- 2.1 Preliminaries -- 2.2 Model -- 2.3 Inference -- 3 Empirical Evaluation -- 3.1 Data Set -- 3.2 Comparison with Related Algorithms -- 3.3 Retweet Behaviour Prediction -- 4 Related Work -- 5 Discussion -- 6 Conclusions and Future Work -- References -- Feature Extraction and Summarization of Recipes Using Flow Graph -- 1 Introduction -- 2 Feature Types and Their Importances of Recipe -- 3 Pre-processing for Recipes -- 3.1 Recipe Tree: The Work-Flow Format of a Recipe -- 3.2 Tree Mapping Algorithms -- 4 Generation of General Recipe Tree -- 4.1 Framework -- 4.2 Transformation to Ordered Tree -- 4.3 Node-to-Node Mapping between Two Trees -- 4.4 Recipe Tree Integration -- 4.5 Characteristic Feature Extraction -- 5 Experiments and Results -- 5.1 Recipe Data Set -- 5.2 Examples of Transformation to Ordered Trees -- 5.3 Node-to-node Mapping -- 5.4 Recipe Tree Integration -- 5.5 General Recipe Tree of Ten Recipes -- 5.6 Characteristic Features of Each Recipe -- 6 Discussions -- 7 Conclusions -- References -- Unsupervised Opinion Targets Expansion and Modification Relation Identification for Microblog Sentiment Analysis -- 1 Introduction -- 2 Related Work -- 3 The Proposed Approach -- 3.1 Topic-Specific Target Expansion -- 3.2 Modification Relation Identification -- 3.3 Opinion Score Estimation -- 4 Experiments and Discussions -- 4.1 The Effects of Named Entity Recognition -- 4.2 The Effects of Co-occurrence Analysis -- 4.3 The Effects of Synonym Finding -- 4.4 Comparing with Content Classification -- 5 Conclusion -- References -- Pilot Study toward Realizing Social Effect in O2O Commerce Services
Kurzfassung:
1 Introduction
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