6: Filtering Last updated Save as PDF Page ID 9988 Louis Scharf Colorado State University via OpenStax CNX 6.1: Introduction 6.2: Simple Averages 6.3: Weighted Averages 6.4: Moving Averages 6.5: Exponential Averages and Recursive Filters 6.6: Test Sequences 6.7: Numerical Experiment (Frequency Response of First-Order Filter)