Biomedical Engineering Reference
In-Depth Information
Further KOL views. The bar chart (a) represents the
number of documents refl ecting a given search over
time. Different sections of the bars represent the
different document sources - publications, conference
reports grants, patents and clinical trials. The x-axis
represents time and the y-axis represents the number
of documents in total. The network visualisation (b)
represents the top ten authors for a given search. Here
the top ten authors actually interact by their co-
authorships, and it is possible to gain an understanding
about who is working with who, which groups are
isolated and which individuals might have more
infl uence - even if are not the top KOL
Figure 14.4
￿ ￿ ￿ ￿ ￿
14.7.2 Repositioning matrix - fi nding new
indications for our drugs
AstraZeneca has over 500 compounds that have been tested clinically,
representing over 170 different target mechanisms. Historically these
 
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