经验证其分类总精度达到88.46%，证明沙漠化信息提取效果较理想。

Accuracy assessment showed that the total accuracy was 88.46%, which meant that the extraction of grassland desertification information was acceptable.

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采用辐热积法对植株总干物质量的预测精度比有效积温法和比叶面积法分别提高56%和72%。

For the prediction of plant total dry weight, the prediction accuracy of TEP based model is 56% and 72%, respectively, higher than that of GDD and SLA based model.

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通过计算机模拟，考查了数据误差和总观察角大小对重建精度的影响。

Using computer simulation method, the influences of the imput data errors and the sizes of the total viewing angles on the reconstruction precision of these methods have been investigated.

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