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基于无人机多光谱影像与LASSO回归的棉花叶片SPAD和LAI值优化估测研究
本研究针对新疆棉花黄萎病监测需求,创新性地结合无人机多光谱遥感与机器学习算法,通过LASSO回归筛选植被指数(VI)和纹理特征,构建ACO-RF优化模型实现棉花叶绿素含量(SPAD)和叶面积指数(LAI)的高精度反演。研究发现红边(REG)和近红外(NIR)波段对病害响应敏感 ...
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