Titlebook: New Challenges in Distributed Information Filtering and Retrieval; DART 2011: Revised a Cristian Lai,Giovanni Semeraro,Eloisa Vargiu Book 2

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Content-Based Keywords Extraction and Automatic Advertisement Associations to Multimodal News Aggre of interaction. Hence, one of the main challenges is to bring into the Web data thought and produced for different media, such as TV or press content. In this scenario, we focus on multimodal news aggregation retrieval and fusion. Multimodality, here, is intended as the capability of processing, ga

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ImageHunter: A Novel Tool for Relevance Feedback in Content Based Image Retrieval, with embedded cameras. Thus, personal computers, personal storage units, as well as photo-sharing and social-network websites, are rapidly becoming the repository for thousands, or even billions of images (i.e., more than 100 million photos are uploaded every day on the social site Facebook). As a

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A Linguistic Approach to Opinion Mining,and to predict the near future needs or the probable changes. Mining the opinions and the comments is a way to extract knowledge by previous experiences and by the feedback received. In this chapter we propose an automatic linguistic approach to Opinion Mining by means of a semantic analysis of text

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Sentiment Analysis in the Planet Art: A Case Study in the Social Semantic Web,ver, is quite at its beginning, especially for what concerns the visual arts. This work, set in a Social Semantic Web framework, explores the possibility of extracting rich, emotional semantic information from the tags freely associated to digitalized visual artworks, identifying the prevalent emoti

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,OntoTimeFL – A Formalism for Temporal Annotation and Reasoning for Natural Language Text,ying, to the items annotated, several types of axioms and rules for temporal reasoning. In part, OntoTimeFL is a conceptualization of TimeML formalism, where the basic concepts of annotation by an ontological form have been represented. TimeML entities have been analyzed to extract the concepts hidd

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Representing Non Classical Concepts in Formal Ontologies: Prototypes and Exemplars, it still remains unsolved the problem of representing "non classical" concepts, i.e. concepts that cannot be defined in terms of necessary and sufficient conditions. In this chapter we review empirical evidence from cognitive psychology, which suggests that concept representation is not an unitary

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From Logical Forms to SPARQL Query with GETARUNS,g, and then maps the result onto schemata in SPARQL to be used for accessing the Semantic Web. As an intermediate step, and whenever there are complex concepts to be mapped, the system looks for a corresponding amalgam in YAGO classes. It is just by the internal structure of the Logical Form that we

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