Invited Papers -- Turning the Web into a Database: Extracting Data and Structure -- Analysis and Improvement of Minimally Supervised Machine Learning for Relation Extraction -- Information Retrieval -- Using Evidences Based on Natural Language to Drive the Process of Fusing Multimodal Sources -- An Experimental Comparison of Explicit Semantic Analysis Implementations for Cross-Language Retrieval -- Term Extraction -- CITOM: Incremental Construction of Topic Maps -- Schema-Matching with Data Dictionaries -- Requirements Analysis: Concept Extraction and Translation of Textual Specifications to Executable Models -- Information Extraction -- Score-Based Approach for Anaphora Resolution in Drug-Drug Interactions Documents -- Relation Extraction for Monitoring Economic Networks -- Classification of Text -- Real-Word Typo Detection -- The Impact of Semantic and Morphosyntactic Ambiguity on Automatic Humour Recognition -- Semantic Approaches to Fine and Coarse-Grained Feature-Based Opinion Mining -- Classification of Documents -- Analyzing Document Collections via Context-Aware Term Extraction -- AIR: A Semi-Automatic System for Archiving Institutional Repositories -- Protein-Protein Interactions Classification from Text via Local Learning with Class Priors -- Interfaces to Knowledge Bases -- Natural Language Interfaces: What Is the Problem? – A Data-Driven Quantitative Analysis -- Semantic Mapping between Natural Language Questions and SQL Queries via Syntactic Pairing -- Search Interface to a Mayan Glyph Database Based on Visual Characteristics -- Using Semantic Models of Natural Language -- Temporal Expression Identification Based on Semantic Roles -- Evaluation of Arabic Machine Translation System Based on the Universal Networking Language -- Quality Assessment of Knowledge Sources -- Quality of Subsumption Hierarchies in Ontologies -- Evaluating Semantic Relations by Exploring Ontologies on the Semantic Web -- On the Assessment of Text Corpora -- Poster Papers -- Improving Semantic Web Applications with Navigational Semantics -- Hybrid Algorithm for Word-Level Alignment of Parallel Texts -- A Hybrid Approach for Data Mart Schema Design from NL-OLAP Requirements -- Spreadsheet Information Retrieval through Natural Language -- Characterizing Weblog Corpora -- Improving Full Text Search with Text Mining Tools -- Cognos: A Natural Interaction Knowledge Management Toolkit -- Doctoral Symposium Papers -- Specialized Entailment Engines: Approaching Linguistic Aspects of Textual Entailment -- Natural Language Processing for Spreadsheet Information Retrieval -- Use Speech for User’s Group Identification.

This book constitutes the thoroughly refereed post-conference proceedings of the 14th International Conference on Applications of Natural Language to Information Systems, NLDB 2009, held in Saarbrücken, Germany, in June 2009.