9.2.1 Features of Adaptive Filters Input Output signal Filtering signal structure Filter parameters Adaptation Performance algorithm evaluation Basic Components of Adaptive filters: 1.Filtering structure; 2.Criterion of performance (COP); 3.Adaptive algorithm 9.2.1 Features of Adaptive Filters Basic Components of Adaptive filters: 1. Filtering structure; 2. Criterion of performance (COP); 3. Adaptive algorithm