T/QGCML 3071-2024 Visual Book Condition Grading System
T/QGCML 3071-2024 Visual Book Condition Grading System
Basic Information
Scope
Main technical content: This document specifies the terms and definitions of visual-based book condition grading standards, the composition and requirements of books, appraisal inspection items, evaluation of appraisal dimensions, appraisal methods, appraisal systems and processes, evaluation of appraisal grades, and book protection. The book condition value can be matched with the standard library's condition grading rules. Using a machine vision-based automatic book condition grading system to detect and appraise the condition of books avoids the influence of human subjective factors, improves the accuracy and precision of condition calculation, and can realize the digitalization of the appearance of books in the second-hand book market and the digitalization of condition evaluation, which is conducive to the standardization and commercialization of the second-hand book collection and trading industry. This document is applicable to the grading and appraisal of book conditions and the protection of books in post-appraisal storage