数字化保护让千年石窟焕发新活力 科技赋能助力敦煌莫高窟保护更智慧

Core Viewpoint - The latest progress in the protection of China's grotto temples has been announced, indicating that major risks have been largely eliminated and a systematic protection framework has been preliminarily established nationwide [1] Group 1: Grotto Protection Progress - The National Cultural Heritage Administration reported significant advancements in the protection of grotto temples, particularly in Shanxi, which is known for its rich distribution and variety of grottoes [1] - Preventive protection measures have been implemented since 2015, with maintenance completed on 29 caves, addressing over 10,000 square meters of damage [9] - The industry consensus emphasizes minimal intervention to maintain historical integrity, with 80% of the 45 main caves and over 59,000 statues already digitally recorded [11] Group 2: Digital Preservation Techniques - Advanced hyperspectral digital collection technology has been introduced to record the remaining color information of the caves, aiding in the preservation and research of original color data [13] - The Tianlong Mountain Grottoes have utilized digital technologies such as 3D and virtual reality to digitally restore artifacts that were lost overseas, completing the digital restoration of 11 major caves [15] Group 3: Monitoring and Environmental Protection - The Dunhuang Research Institute employs various technologies for daily monitoring of multiple grotto sites, including climate and microenvironment assessments, to prevent deterioration [19] - A monitoring and early warning system has been established to maintain stable environmental conditions within the caves, with specific humidity thresholds set to trigger alerts [21] Group 4: Digital Resource Accessibility - The "Dunhuang Digital Resource Library" allows global access to high-definition images of the caves, enhancing the cultural tourism experience through digital films and immersive VR exhibitions [23] - As of December 2024, the Dunhuang Research Institute aims to complete high-precision digital collection of 300 cave entrances, panoramic tours of 169 caves, and 3D scans of 212 caves [24]