The accuracy of land vegetative cover index rested with the accuracy of image classification, but had no direct relations with total classification accuracy.
土地植被覆盖指数的准确度取决于图像分类准确度，但与分类总准确度没有直接关系。
The result indicated that the classification forecast have the higher accuracy and steady than total forecast, it can be used for this city's annual water consumption forecast.
结果表明：分类用水量预测比总体用水量预测具有精度高，结果稳定的特点，可用于该市的年用水量预测。
The result indicated that the classification forecast have the higher accuracy and steady than total forecast, it can used for the city. s annual water consumption forecast.
结果表明：分类用水量预测比总体用水量预测具有精度高，结果稳定的特点，可用于年用水量预测。
While for terrace extraction, supervised classification has better result than unsupervised classification. The difference of total accuracy between two methods based on IKONOS image is more than 12%.
而对于IKONOS影像梯田提取，两种分类结果精度相差12%以上，监督分类结果明显优于非监督分类结果。
While for terrace extraction, supervised classification has better result than unsupervised classification. The difference of total accuracy between two methods based on IKONOS image is more than 12%.
而对于IKONOS影像梯田提取，两种分类结果精度相差12%以上，监督分类结果明显优于非监督分类结果。
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