Comparation on Several Smoothing Methods in Nonparametric Regression

Abstract: There  are  three  nonparametric  regression methods  covered  in  this  section.  These  are  Moving Average  Filtering-Based  Smoothing,  Local  Regression Smoothing, and Kernel Smoothing Methods.  The Moving Average  Filtering-Based  Smoothing  methods  discussed here  are  Moving  Average  Filtering  and  Savitzky-Golay Filtering.  While,  the  Local  Regression  Smoothing techniques  involved  here  are  Lowess  and  Loess.  In  this type  of  smoothing,  Robust  Smoothing  and  Upper-and-Lower  Smoothing  are  also  explained  deeply,  related  to Lowess and Loess. Finally,  the Kernel Smoothing Method involves  three  methods  discussed.  These  are  Nadaraya-Watson  Estimator,  Priestley-Chao  Estimator,  and  Local Linear  Kernel  Estimator.  The  advantages  of  all  above methods  are  discussed  as  well  as  the  disadvantages  of  the methods.
Keywords:  nonparametric  regression,  smoothing,  moving average, estimator, curve construction
Author: R. Rizal Isnanto
Journal Code: jptkomputergg110002

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