TY - CONF T1 - Extended PCA visualisation of system damage features under environmental and operational variations JO - Proceedings of SPIE the International Society for Optical Engineering PY - 2009/03/30 AU - Mujica LE AU - Rodellar J AU - VehĂ­ J AU - Worden K AU - Staszewski W ED - DO - DOI: 10.1117/12.815488 VL - 7286 Y2 - 2025/11/23 ER -