Talk:Stock correlation network

Definitions needed
As the article stands, it uses so many undefined terms that it is incomprehensible. For example, Maproom (talk) 08:21, 17 February 2014 (UTC)
 * financial network Is this a computer network? A "buddy" network of inside traders? Something else?
 * the last decade Wikipedia articles should not be written to be ephemeral.
 * distance between the stocks undefined
 * Methods Methods for doing what? Without knowing this, it is impossible to make sense of the section.
 * correlation between each pair of stock[s] undefined
 * time series Maybe price history. In any case, it needs to be stated.