TY - JOUR T1 - An Insight-Based Longitudinal Study of Visual Analytics JF - IEEE Transactions on Visualization and Computer Graphics Y1 - 2006 A1 - Saraiya, Purvi A1 - North, Chris A1 - Lam, Vy A1 - Duca, Karen KW - Evaluation KW - GUI KW - information visualization PB - IEEE Educational Activities Department CY - Piscataway, NJ, USA VL - 12 ER -