1,723,774 research outputs found

    Narrative language production in schizophrenia

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    Language disturbances are among the main clinical features of schizophrenia (e.g. Andreasen and Grove 1986; Covington et al. 2005; Koeda et al. 2006). Consequently, clinicians often face the problem of how to assess and interpret these symptoms. This chapter focuses on the problem of language assessment in patients with schizophrenia and its interpretation. We begin by outlining the most accepted psycholinguistic models of language production. We then focus on the characteristics of language production in schizophrenia. In the review of the literature, we outline the potential contributions of techniques of narrative analysis to the already existing procedures of linguistic assessment. Finally, we draw some conclusions on the nature of the linguistic production deficits observed in patients with schizophrenia and their potential connections with other cognitive deficits, such as those affecting attention and executive functions

    EXPERIMENTAL METHODS TO STUDY DISORDERS OF LANGUAGE PRODUCTION IN ADULTS

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    This chapter aims at providing an overview of some of the methods used to study disorders of language production in adults. After providing an historical sketch of the problem, and introducing some of the most recent issues, the attention will be focused on the tasks used to assess language production in patients (naming tasks, fluency tasks, grammatical production tasks, conversation analysis and discourse analysis) showing the usefulness of a multilevel procedure of discourse analysis. The chapter will end with a few recommendations for practice and considerations about the neural underpinning of such skills and their potential future applications in both assessment and rehabilitation

    Going Beyond Counting First Authors in Author Co-citation Analysis

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    The present study examines one of the fundamental aspects of author co-citation analysis (ACA) - the way co-citation counts are defined. Co-citation counting provides the data on which all subsequent statistical analyses and mappings are based, and we compare ACA results based on two different types of co-citation counting - the traditional type that only counts the first one among a cited work's authors on the one hand and a non-traditional type that takes into account the first 5 authors of a cited work on the other hand. Results indicate that the picture produced through this non-traditional author co-citation counting contains more coherent author groups and is therefore considerably clearer. However, this picture represents fewer specialties in the research field being studied than that produced through the traditional first-author co-citation counting when the same number of top-ranked authors is selected and analyzed. Reasons for these effects are discussed

    Valutazione del rateo di esposizione gamma dovuto ad un autocarro contenente NORM

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    La presente relazione tecnica riguarda la determinazione con codice di tipo Monte Carlo del rateo di esposizione gamma all’esterno di un autocarro contenente NORM, avente le dimensioni di un container da 20 ft o 40 ft, alle distanze di 1 e 2 m dal punto centrale della sua superficie laterale
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