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GB/T 26958.61-2023 English PDF

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GB/T 26958.61-2023: Geometrical product specification (GPS) - Filtration - Part 61: Linear areal filters - Gaussian filters
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GB/T 26958.61-2023English404 Add to Cart 4 days [Need to translate] Geometrical product specification (GPS) - Filtration - Part 61: Linear areal filters - Gaussian filters Valid GB/T 26958.61-2023

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Basic data

Standard ID GB/T 26958.61-2023 (GB/T26958.61-2023)
Description (Translated English) Geometrical product specification (GPS) - Filtration - Part 61: Linear areal filters - Gaussian filters
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard J04
Classification of International Standard 17.040.20
Word Count Estimation 22,212
Date of Issue 2023-03-17
Date of Implementation 2023-10-01
Issuing agency(ies) State Administration for Market Regulation, China National Standardization Administration

GB/T 26958.61-2023: Geometrical product specification (GPS) - Filtration - Part 61: Linear areal filters - Gaussian filters


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ICS17:040:20 CCSJ04 National Standards of People's Republic of China GB/T 26958:61-2023/ISO 16610-61:2015 Product Geometry Specification (GPS) Filtering Part 61: Linear region filters Gaussian filters Part 61: Linear Real Filters-Gaussian Filters (ISO 16610-61:2015, IDT) Released on 2023-03-17 2023-10-01 implementation State Administration for Market Regulation Released by the National Standardization Management Committee

table of contents

Preface I Introduction II 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Properties of the linear planar Gaussian filter 2 5 Properties of Linear Cylindrical Gaussian Filters 6 6 Other information 9 7 Handling of end effects 9 Appendix A (informative) Example 12 Appendix B (Informative) Conceptual Diagram 15 Appendix C (Informative) Relationship with Filter Matrix Model 16 Appendix D (Informative) Relationship with GPS Matrix Model 17 Reference 18

foreword

This document is in accordance with the provisions of GB/T 1:1-2020 "Guidelines for Standardization Work Part 1: Structure and Drafting Rules for Standardization Documents" drafting: This document is part 61 of GB/T 26958 "Geometric Specifications for Products (GPS) Filtering": GB/T 26958 has been published The following sections: --- Part 1: Overview and basic concepts; --- Part 20: Basic concepts of linear contour filters; --- Part 21: Linear contour filter Gaussian filter; --- Part 22: Linear contour filter spline filter; --- Part 28: Contour filter end effect; --- Part 29: Linear contour filter spline wavelet; --- Part 30: Basic concepts of robust contour filters; --- Part 31: Robust contour filter Gaussian regression filter; --- Part 32: Robust contour filter spline filter; --- Part 40: Basic concepts of morphological contour filters; --- Part 41: Morphological contour filter disc and horizontal line segment filter; --- Part 49: Morphological contour filter scale space technology; --- Part 60: Basic concepts of linear region filters; --- Part 61: Linear region filter Gaussian filter; --- Part 71: Robust region filter Gaussian regression filter; --- Part 85: Morphological region filter segmentation: This document is equivalent to ISO 16610-61:2015 "Geometric Product Specifications (GPS) Filtering Part 61: Linear Region Filtering Gaussian filter": This document has made the following minimal editorial changes: ---Incorporated the amendments of ISO 16610-61:2015/AMD:1:2019, the outer margins of the terms involved are used Vertical double lines (‖) are marked: Please note that some contents of this document may refer to patents: The issuing agency of this document assumes no responsibility for identifying patents: This document is proposed and managed by the National Product Geometric Technical Specification Standardization Technical Committee (SAC/TC240): This document is drafted by: Shandong University of Technology, Tsinghua University, University of Science and Technology of China, Huazhong University of Science and Technology, China Machinery Productivity Promotion Center Heart Co:, Ltd:, Shandong Industrial Technology Research Institute of Zhejiang University, China Machine Research Institute of Standard Technology (Beijing) Co:, Ltd: The main drafters of this document: Li Dongxing, Zhang Zhen, Li Zhun, Lu Wenlong, Ming Cuixin, Cao Yanlong, Li Tukun, Zhu Yue:

Introduction

In the process of analyzing the feature information of product surface topography and roughness, the filter model, filter parameters, filter transmission characteristics, table There are no consistent standards and specifications for the separation, extraction and reconstruction of long-wave components and short-wave components of surface profiles, and the treatment of end effects: In line with the concept requirements of the GPS consistent specification: Focus on the processing technology and filtering of surface roughness feature information with Gaussian statistical distribution Method to build a new generation of GPS surface roughness filtering specification system: GB/T 26958 "Geometric Technical Specifications for Products (GPS) Filtering" is based on the new generation of GPS product geometric It provides a complete set of filtering calculation tools, which can be used together with other calculation tools to ensure the smooth and reasonable progress of product specification and certification: Filtering is widely used in surface topography measurement and analysis, and has become an important analysis tool for existing surface topography measurement instruments: GB/T 26958 The formulation and implementation of the standard provides a unified standard for the measurement and analysis of surface topography information in the manufacturing field, and for the development and application standardization of related instruments: Fan support: The formulation of this standard is conducive to improving the diversified surface topography analysis tools, improving the quality and performance of the enterprise's products and international competition: competitiveness: GB/T 26958 consists of 16 parts: --- Part 1: Overview and basic concepts: The basic terms of GPS filtering and the basic process framework adopted by GPS filtering are stipulated: --- Part 20: Basic concepts of linear contour filters: The basic concept of linear contour filter is specified: --- Part 21: Linear contour filter Gaussian filter: specifies the metrology characteristics of Gaussian filters for contour filtering, giving A method for separating the long-wave and short-wave components of the surface profile is presented: --- Part 22: Linear contour filter spline filter: specifies spline filters for contour filtering, specifically specified as How to separate the long-wave and short-wave components of the profile: --- Part 28: Contour filter end effects: A method to deal with end effect of linear contour filter is presented: --- Part 29: Linear contour filter spline wavelet: The spline wavelet and related concepts used in contour filtering are specified, and the The basic terms and applications of compactly supported spline wavelets are introduced: --- Part 30: Basic concepts of robust contour filters: The basic concept of robust contour filters is specified: --- Part 31: Robust contour filter Gaussian regression filter: Specifies the properties of a discrete robust Gaussian regression filter: --- Part 32: Robust contour filter spline filter: specifies robust spline filter properties suitable for surface contours, and a detailed method for separating the long-wave and short-wave components of a surface profile: --- Part 40: Basic concepts of morphological contour filters: Specifies morphological operations and filters, including envelope filters Basic terms and concepts: --- Part 41: Morphological contour filter disc and horizontal line segment filter: Specifies the construction of elements with discs and horizontal line segments Techniques for computing morphological filters including envelope filters: --- Part 49: Morphological contour filter scale space techniques: The morphological scale space technique is specified, and the scale space is given Basic terminology of technology and its usage: --- Part 60: Basic concepts of linear region filters: The basic concepts of linear region filters are specified: --- Part 61: Linear region filter Gaussian filter: specifies the linear domain Gaussian filter, specifically how to divide Long-wave and short-wave components off the surface: --- Part 71: Robust region filter Gaussian regression filter: It specifies the characteristics of the robust domain Gaussian regression filter, especially In particular, methods for separating the large-scale and small-scale lateral components of a surface: --- Part 85: Morphological region filter segmentation: Terminology and concepts related to morphological segmentation of regions are established: assumed to be Continuation of Surfaces, in particular the watershed segmentation algorithm and the Wolfe pruning algorithm are described: Product Geometry Specification (GPS) Filtering Part 61: Linear region filters Gaussian filters

1 Scope

This document specifies a linear region Gaussian filter, in particular how to separate the long-wave and short-wave components of a surface: This document applies to rotationally symmetric filtering of nominal planes and filtering of nominal cylindrical surfaces:

2 Normative references

The contents of the following documents constitute the essential provisions of this document through normative references in the text: Among them, dated references For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to this document: ISO 16610-1 Geometric product specification (GPS) filtering Part 1: Overview and basic concepts [Geometricalproduct Note: GB /Z 26958:1-2011 Product Geometric Specifications (GPS) Filtering Part 1: Overview and Basic Concepts (ISO /T S16610-1:2006, IDT) ISO 16610-20 Product Geometric Specifications (GPS) Filtering Part 20: Basic Concepts of Linear Profile Filters [Geo- Note: GB /Z 26958:20-2011 Product Geometric Specifications (GPS) Filtering Part 20: Basic Concepts of Linear Profile Filters (ISO / TS16610-20:2006, IDT) ISO 16610-21 Product Geometric Specifications (GPS) Filtering Part 21: Linear Contour Filter Gaussian Filter [Geo- Note: GB/T 26958:21-2020 Product Geometric Specifications (GPS) Filtering Part 21: Linear Profile Filter Gaussian Filter (ISO 16610-21:2011, IDT) ISO 16610-60 Product Geometric Specifications (GPS) Filtering Part 60: Basic Concepts of Linear Region Filters [Geo- Note: GB/T 26958:60-2023 Product Geometric Specifications (GPS) Filtering Part 60: Basic Concepts of Linear Domain Filters (ISO 16610-60:2015, IDT) ISO /IEC Guide 98-3 Uncertainty of Measurement Part 3: Guidelines for the Expression of Uncertainty in Measurement (GUM:1995) 1995)] Note: GB/T 27418-2017 Evaluation and Expression of Measurement Uncertainty (ISO /IEC Guide 98-3:2008, MOD)

3 Terms and Definitions

ISO 16610-1, ISO 16610-20, ISO 16610-21, ISO 16610-60, ISO /IEC Guide 99 and ISO /IEC Guide 98-3 defined and the following terms and definitions apply to this document:

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