Impaired semantic memory is ubiquitous in frontotemporal dementia (FTD), including patients with semantic dementia (SD), progressive nonfluent aphasia (PNFA) and nonaphasic FTD patients with a deficit in executive and social functioning (EXEC/SOC). One hypothesis attributes this to the degradation of specific categories of knowledge in semantic memory. This study explores the alternate hypothes...

Assistance in retrieving of documents on the World Wide Web is provided either by search engines, through keyword based queries, or by catalogues, which organise documents into hierarchical collections. Maintaining catalogues manually is becoming increasingly difficult due to the sheer amount of material, and therefore it will be necessary to resort to techniques for automatic classification of...

BACKGROUND In the analysis of the effect of built environment features on health, it is common for researchers to categorise built environment exposure variables based on arbitrary percentile cut-points, such as median or tertile splits. This arbitrary categorisation leads to a loss of information and a lack of comparability between studies since the choice of cut-point is based on the sample d...

ISSN: 0169-0965 (Print) 1464-0732 (Online) Journal homepage: http://www.tandfonline.com/loi/plcp20 Categorisation, causation, and the limits of understanding Frank Keil To cite this article: Frank Keil (2003) Categorisation, causation, and the limits of understanding, Language and Cognitive Processes, 18:5-6, 663-692, DOI: 10.1080/01690960344000062 To link to this article: http://dx.doi.org/10....