Tuzhilin 2005 ), namely collaborative filtering, content-based filtering, and hybrid filtering. In the next sections, we present how these approaches have been applied for recommending scientific resources in order to foster knowledge transfer among
institutional spheres, with each role taken from the other and with hybrid organizations emerging at the intersection ( Fig. 1c ). The common objective is to realize a positive innovative environment based on the interaction of UIG.
For a further
detecting research fronts. Boyack and Klavans ( 2010 ) added a bibliographic coupling-based citation-text hybrid approach to the three mentioned bibliometric approaches and compared accuracies of cluster solutions for a very large set of articles. Both
(Kousha and Thelwall 2007 ; Vaughan and Shaw 2003 , 2005 ). A web citation–hyperlink hybrid measure, URL citations, has also been shown to correlate significantly with citations (Kousha and Thelwall 2007 ). Some studies have gone further and only
field of biotechnology, a more complex, hybrid method has been applied. In particular, a filter has been applied to a set of journals assigned by the ISI to potentially relevant subject categories. However, only the ISI category ‘BIOTECHNOLOGY & APPLIED
The discussion about the association of the HRI community to the military first surfaced in public after Ronald Arkin's presentation on “Governing lethal behavior: embedding ethics in a hybrid deliberative/reactive robot architecture
analysis, bootstrapping techniques, the use of core journal sets according to Bradford's Law and hybrid lexical-citation methods (Braun et al. 1997 ; Leydesdorff and Zhou 2007 ; Mogoutov and Kahane 2007 ; Schummer 2004 ; Zitt and Bassecoulard, 2006