New Standard from Last Update.

NATIONAL FOREWORD

This Indian Standard (Part 31) which is identical with ISO 16610-31 : 2016 ‘Geometrical product specifications (GPS) - Filtration - Part 31: Robust profile filters: Gaussian regression filters’ issued by the International Organization for Standardization (ISO) was adopted by the Bureau of Indian Standards on the recommendation of the Engineering Metrology Sectional Committee and approval of the Production and General Engineering Division Council.

This standard has been published in several parts. Other parts in this series are:

Part 1 Overview and basic concepts

Part 20 Linear profile filters: Basic concepts

Part 21 Linear profile filters: Gaussian filters