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基于主成分分析的BP神经网络估算藏北高寒草地覆盖度变化
罗布,拉巴,尤学一
Coverage Change of Alpine Grasslands in Northern Tibet: Based on PCA-BP Neural Network Estimation
中国农学通报 . 2018, (11): 48 -53 .  DOI: 10.11924/j.issn.1000-6850.casb17060094