Titlebook: Experimental IR Meets Multilinguality, Multimodality, and Interaction; 6th International Co Josanne Mothe,Jacques Savoy,Nicola Ferro Confer

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A Comparative Study of Click Models for Web Searchg relevance. Dozens of click models have been proposed, all aiming to tackle problems stemming from the complexity of user behavior or of contemporary result pages. Many models have been evaluated using proprietary data, hence the results are hard to reproduce. The choice of baseline models is not a

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Analysing the Role of Representation Choices in Portuguese Relation Extractions in Natural Language Processing. In this work, the relation extraction task is treated as sequence labelling problem. We analysed the impact of different representation schemes for the relation descriptors. In particular, we analysed the BIO and IO schemes performance considering a Conditional Rand

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An Investigation of Cross-Language Information Retrieval for User-Generated Internet Video coverage in different languages. The lack of material in individual languages means that cross-language information retrieval (CLIR) within these collections is required to satisfy the user’s information need. Search over this content is dependent on available metadata, which includes user-generate