http://www.itu.int/ITU-T/workprog/wp_search.aspx?sg=21&q=3 Latest modified work items from ITU-T Study Group 21, Question 3 Work Programme http://www.itu.int/ITU-T/workprog/images/itulogo_new.gif http://www.itu.int/ITU-T/workprog/wp_search.aspx?sg=21&q=3 ITU tsbedh@itu.int tsbedh@itu.int Editor(s): Hong (Norman) CHEN <norman_chen2020@163.com>; Jing ZHANG <zhangjingde@bupt.edu.cn>; Jiwei ZHANG <jwzhang666@bupt.edu.cn> Mon, 14 Sep 2026 14:53:39 GMT http://www.itu.int/ITU-T/workprog/wp_item.aspx?isn=24080 Requirements and reference framework for AI-based learning tour services in museums Editor(s): Kun XU <xukun@bupt.edu.cn>; Haiying ZHAO <zhaohaiying@bupt.edu.cn>; Yue ZHOU <yuezhou@bupt.edu.cn> Thu, 03 Sep 2026 12:10:49 GMT http://www.itu.int/ITU-T/workprog/wp_item.aspx?isn=23611 Procedure for Digital Traditional Pattern Extraction Editor(s): Hong (Norman) CHEN <norman_chen2020@163.com>; Yan YAQI <yanyaqi@dpm.org.cn>; Jing ZHANG <zhangjingde@bupt.edu.cn>; Jiwei ZHANG <jwzhang666@bupt.edu.cn> Thu, 03 Sep 2026 12:10:14 GMT http://www.itu.int/ITU-T/workprog/wp_item.aspx?isn=21178 Visual elements of digital twins for public services in museums Editor(s): Qichen JIANG <jiangqiqi@epailive.com>; Ronghao ZHANG <zhangronghao@epailive.com>; Yizhong ZHOU <zhouyizhong@epailive.com> Thu, 03 Sep 2026 12:04:30 GMT http://www.itu.int/ITU-T/workprog/wp_item.aspx?isn=21173 Reference framework of virtual reconstruction system and application scenarios for restoration of cultural relics and artworks based on artificial intelligence Editor(s): Sang Yun LEE <syllee@etri.re.kr>; Jeongmin YU <jmyu@knuh.ac.kr> Thu, 03 Sep 2026 12:03:45 GMT http://www.itu.int/ITU-T/workprog/wp_item.aspx?isn=22120 Metadata for monitoring damage detection system of architectural heritage via intelligent videos analysis Editor(s): Hong (Norman) CHEN <norman_chen2020@163.com>; Jing ZHANG <zhangjingde@bupt.edu.cn>; Jiwei ZHANG <jwzhang666@bupt.edu.cn>; Ping ZHOU <zhouping@digiculture.com.cn> Thu, 03 Sep 2026 12:03:17 GMT http://www.itu.int/ITU-T/workprog/wp_item.aspx?isn=21164 Requirements and classification for digitization of intangible cultural heritage elements Editor(s): Kun XU <xukun@bupt.edu.cn>; Shizhong XU <xsz@uestc.edu.cn>; Haiying ZHAO <zhaohaiying@bupt.edu.cn>; Yue ZHOU <yuezhou@bupt.edu.cn> Thu, 03 Sep 2026 12:02:59 GMT http://www.itu.int/ITU-T/workprog/wp_item.aspx?isn=21163 Requirements and metadata for digitization of ethnic costume patterns Editor(s): Jing REN <renjing@uestc.edu.cn>; Kun XU <xukun@bupt.edu.cn>; Haiying ZHAO <zhaohaiying@bupt.edu.cn>; Yue ZHOU <yuezhou@bupt.edu.cn> Thu, 03 Sep 2026 12:02:13 GMT http://www.itu.int/ITU-T/workprog/wp_item.aspx?isn=23610 Requirements and Framework for Digital Cultural Resources Interconnection and Interoperability System Editor(s): Qichen JIANG <jiangqiqi@epailive.com>; Yukun QI <qiyukun@epailive.com>; Zhongshu WANG <wangzhongshu@epailive.com> Thu, 03 Sep 2026 12:01:39 GMT http://www.itu.int/ITU-T/workprog/wp_item.aspx?isn=21166 Reference architecture and technical requirements for an image recognition system for cultural relics and artworks Editor(s): Lin LI <lilin@chinamobile.com>; Jianxin LIAO <liaojianxin@bupt.edu.cn>; Huaqi SHAN <shanhuaqi@migu.chinamobile.com>; Qiufen ZHANG <zhangqiufen@migu.chinamobile.com>; Yong ZHONG <zhongyong@migu.chinamobile.com> Thu, 03 Sep 2026 12:00:58 GMT http://www.itu.int/ITU-T/workprog/wp_item.aspx?isn=22122 Framework and requirements for service management subsystem of early media and extension service systems