21 citations · 51 across the 13 of their papers we have counts for
Showing 2011Show all
2 papers · 1 filter
cs.CE2011★ 7 cited
Tracing the temporal evolution of clusters in a financial stock market
Argimiro Arratia, Alejandra Cabaña
We propose a methodology for clustering financial time series of stocks' returns, and a graphical set-up to quantify and visualise the evolution of these clusters through time. The…
cs.DM2011★ 2 cited
Ranking pages and the topology of the web
Argimiro Arratia, Carlos Marijuán
This paper presents our studies on the rearrangement of links from the structure of websites for the purpose of improving the valuation of a page or group of pages as established b…