Tetsuo Hayamizu

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In this paper, we discuss problems with HITS (HyperlinkInduced Topic Search) algorithm, which capitalizes on hyperlinks to extract topic-bound communities of web pages. Despite its theoretically sound foundations, we observed HITS algorithm failed in real applications. In order to understand this problem, we developed a visualization tool LinkViewer, which(More)
Fibroblast growth factor 2 (FGF-2) immunoreactivity (IR) was examined in the ependyma and choroid plexus (CP) of lateral and third ventricles in normal adult rats, as well as in response to transient forebrain ischemia (TFI) and exogenous FGF-2 delivered intraventricularly for several days by osmotic pump. Similar patterns of FGF-2 IR were seen in the CP(More)
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