TY - JOUR T1 - GPCA vs PCA in Recognition and 3-D Localization of Ultrasound Reflectors JF - Sensors Y1 - 2010 A1 - Carlos Andres Luna A1 - J.A. Jimenez A1 - Daniel Pizarro A1 - Cristina Losada-GutiƩrrez PB - MDPI CY - Suiza VL - 10 IS - 5 ER -