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Jun, 2024
Changen2: 多时相遥感生成变化基础模型
Changen2: Multi-Temporal Remote Sensing Generative Change Foundation Model
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Zhuo Zheng, Stefano Ermon, Dongjun Kim, Liangpei Zhang, Yanfei Zhong
TL;DR
我们提出了基于生成模型的变化数据生成器Changen2,它能够通过自监督学习从未标记的单时相影像中生成时间序列影像及其语义和变化标签,具有优秀的时空可扩展性和迁移能力。
Abstract
Our understanding of the
temporal dynamics
of the Earth's surface has been advanced by
deep vision models
, which often require lots of labeled multi-temporal images for training. However, collecting, preprocessin
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