Conceptual Modeling [electronic resource] : 31st International Conference ER 2012, Florence, Italy, October 15-18, 2012. Proceedings / edited by Paolo Atzeni, David Cheung, Sudha Ram.

Keynotes -- Mega-modeling for Big Data Analytics -- Roberto Trasarti -- Spatial Keyword Querying -- Of Cubes, DAGs and Hierarchical Correlations:A Novel Conceptual Model for Analyzing Social Media Data -- Understandability and Cognitive Approaches -- Understanding Constraint Expressions in Large Conceptual Schemas by Automatic Filtering -- Understanding Understandability of Conceptual Models-What Are We Actually Talking about? -- Rules from Cognition for Conceptual Modelling -- Conceptual Modeling for Datawarehousing and Business Intelligence -- Using Domain Ontologies as Semantic Dimensions in Data Warehouses -- Sliced Column-Store(SCS):Ontological Foundations and Practical Implications -- Schema Decryption for Large Extract-Transform-Load Systems -- Extraction, Discovery and Clustering -- Fast Group Recommendations by Applying User Clustering -- Understanding Tables on the Web -- Bridging the Gaps towards Advanced Data Discovery over Semi-structured Data -- Towards Discovering Conceptual Models behind Web Sites -- Search and Documents -- A Distance-Based Spelling Suggestion Method for XML Keyword Search -- Cross-Language Hybrid Keyword and Semantic Search -- Mapping Semantic Widgets to Web-Based, Domain-Specific Collections -- Process Modeling I.-Evaluation Measures for Similarity Search Results in Process Model Repositories -- The MOSKitt4ME Approach:Providing Process Support in a Method Engineering Context -- Extending Conceptual Data Model for Dynamic Environment -- Process Modeling II.-Contracts+Goals=Roles? -- Specialization in i*Strategic Rationale Diagrams -- Conceptualizing and Specifying Key Performance Indicators in BusinessStrategy Models -- Data and Process Modeling Data Support in Process Model Abstraction -- Synthesizing Object Life Cycles from Business Process Models -- Conceptual Modeling for Systems Integration -- Ontology Based Approaches Ontology Evolution:Assisting Query Migration -- Ontology of Dynamic Entities -- A Supervised Method for Lexical Annotation of Schema Labels Based on Wikipedia -- Variability and Evolution Optimising Schema Evolution Operation Sequences in Object Databases for Data Evolution -- Capturing Variability of Law with N`omos 2 -- Deriving Variability Patterns in Software Product Lines by Ontological Considerations -- Adaptation, Preferences and Query Refinment A Preference-Aware Query Model for Data Web Services -- User Feedback Based Query Refinement by Exploiting Skyline Operator -- A NFR-Based Framework for User-Centered Adaptation -- Queries, Matching and Topic Search Concept-Based Web Search -- A Linear Algebra Technique for (de)Centralized Processing of SPARQL Queries -- Non-binary Evaluation for Schema Matching -- Conceptual Modeling in Action -- An Integrated Conceptual Model to Incorporate Information Tasks in Workflow Models -- A Method for the Definition and Treatment of Conceptual Schema Quality Issues -- EERMM:A Metamodel for the Enhanced Entity-Relationship Model -- Posters -- Introducing Usability in a Conceptual Modeling-Based Software Development Process -- Conceptualizing Data in Multinational Enterprises: Model Design and Application -- A Metadata-based Approach to Leveraging the Information Supply of Business Intelligence Systems -- PhD Symposium Full Papers -- SPIDER-Graph:A Model for Heterogeneous Graphs Extracted from a Relational Database -- Exploiting Data Dependencies with Null Values for Ontology Extraction -- Partial Multi-dimensional Schema Merging in Heterogeneous Data Warehouses -- PhD Symposium Poster Papers -- Knowlog: A Declarative Language for Reasoning about Knowledge in Distributed Systems -- A Framework for Populating Ontological Models from Semi-structured Web Documents -- Data Management in a Modern ITS:Problems and Solutions.