A free tool visualizing scientific research areas and trends through timeline graphs and bar charts, allowing users to locate other experts in a field of study and browse article results.
C. Cattuto, D. Benz, A. Hotho, and G. Stumme. The Semantic Web - ISWC 2008, volume 5318 of Lecture Notes in Computer Science, Springer Berlin / Heidelberg, (2008)
I. Metzler. Medieval Ethnographies. European Perceptions of the World Beyond, volume 9 of The Expansion of Latin Europe, 1000-1500, Farnham, Burlington, (2009)