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- W2094619595 abstract "Les trajets de navigation parmi des pages web par les utilisateurs peuvent jusqu’a un certain point reveler des associations entre ces pages. Deux methodes de visualisation ont ete utilisees : la methode des « self-organizing maps (SOM) » et la methode « component plane analysis » pour examiner les associations au sein de deux groupes de sujets medicaux reposant chacun sur des activites de navigation propres. Les sujets tires d’un repertoire de sujets medicaux ont ete extraits et les donnees de trajet au sein de ces sujets ont ete analysees a partir d’un journal de transactions dans un portail consacre a la sante pour les consommateurs. Deux themes centraux ont ete selectionnes et deux groupes de sujets ayant un rapport avec ces themes ont ete identifies dans la visualisation SOM. Les jugements d’association sur les sujets ayant un rapport avec un sujet specifie ont ete faits dans le contexte des plans de composants de sujets. Les termes relies aux deux themes centraux (nerfs et cœur) et le degre d’etroitesse de ce lien avec les deux themes centraux ont ete identifies dans l’etude. Cette etude montre que les activites de navigation des utilisateurs dans le repertoire de sujets sur la sante peuvent reveler et permettre d’identifier les associations entre les sujets dans le repertoire, et que l’analyse par plan de composants est fiable quand on l’utilise pour identifier les relations entre sujets dans ce genre de situation. Les resultats de cette etude peuvent etre utilises pour enrichir les thesaurus medicaux, pour optimiser les repertoires de sujets medicaux, et pour comprendre le comportement informationnel des utilisateurs d’information medicale. Abstract: Users’ traversal activities among webpages can reveal associations among these webpages to some degree. Both the self-organizing map (SOM) method and component plane analysis method were used to investigate associations among the two groups of medical subjects respectively based on browsing activities. The subjects from a health subject directory were extracted and path data among these subjects were analyzed from a consumer health portal transaction log. Two focus themes were selected and two related subject clusters were identified respectively in the SOM display. The association judgements about the subjects related to a specified subject were made in the contexts of the subject component planes. Terms related to the two focus subjects (nerve and heart) and the degree to which these terms were related to the two focus subjects were identified in the study. This study shows that users’ navigating activities on the health-related directory can reveal and identify the associations among the subjects on the directory, and the component analysis is reliable when it is applied to identify the subject relationships in such a situation. The findings of this study can be used to enrich medical thesauri, to optimize the medical subject directories, and to understand users’ medical information-seeking behaviour." @default.
- W2094619595 created "2016-06-24" @default.
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- W2094619595 date "2010-01-01" @default.
- W2094619595 modified "2023-09-23" @default.
- W2094619595 title "Visual component plane analysis for the medical subjects based on a transaction log / L’analyse visuelle selon les plans de composants (component plane analysis) dans le cas de sujets médicaux à partir d’un journal de transactions" @default.
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- W2094619595 doi "https://doi.org/10.1353/ils.0.0006" @default.
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