A Multi-modal Geospatial-imagery Fusion Framework for Urban Agricultural Land Identification: A Case Study of Nanjing, ChinaCaiqiong Huang, Yi Qi, Haiwei Yin, Duoduo Wang and Zuqiang ZhangE3S Web Conf., 709 (2026) 01003DOI: https://doi.org/10.1051/e3sconf/202670901003