Retrieval, Crawling and Fusion of Entity-centric Data on the Web -- Data Multiverse: The Uncertainty Challenge of Future Big Data Analytics -- Experiments with Document Retrieval from Small Text Collections using Latent Semantic Analysis or Term Similarity with Query Coordination and Automatic Relevance Feedback -- Unsupervised Extraction of Conceptual Keyphrases from Abstracts -- Back to the sketch-board: Integrating keyword search, semantics, and information retrieval -- Topic detection in multi-channel Italian newspapers -- Random Walks Analysis on Graph Modelled Multimodal Collections -- A software processing chain for evaluating thesaurus quality -- Comparison of Collaborative and Content-based Automatic Recommendation Approaches in a Digital Library of Serbian PhD Dissertations -- Keyword-based search on bilingual digital libraries -- Network-Enabled Keyword Extraction for Under-Resourced Languages -- Making sense of citations -- An Ontology-based Approach to Information Retrieval -- Game with a Purpose for Verification of Mappings Between Wikipedia and WordNet -- TB-Structure: Collective Intelligence for Exploratory Keyword Search -- Using Natural Language to Search Linked Data -- The Use of Semantics in the CrossCult H2020 Project. .