Robust estimation 16 Common principal components 12 Influence function 6 Outliers 6 Partial influence function 6 Asymptotic variances 4 Fisher-consistency 4 Influence functions 4 Method of moments 4 Partial influence functions 4 Plug-in methods 4 Projection-pursuit 4 Proportional scatter matrices 4 Quadratic discrimination 4 ANALISIS DE COMPONENTES PRINCIPALES 3 COMMON PRINCIPAL COMPONENTS MODEL 3 COMPONENTES PRINCIPALES COMUNES 3 DATOS FUNCIONALES 3 ESTIMADORES ROBUSTOS 3 FUNCION DE INFLUENCIA 3 FUNCTIONAL DATA 3 INFLUENCE FUNCTION 3 PENALIZACION 3 PENALIZATION 3 PRINCIPAL COMPONENT ANALYSIS 3 ROBUST ESTIMATORS 3 Asymptotic analysis 2 Asymptotic distributions 2 Asymptotic variance 2 Breakdown point 2