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约束性条件下的喀什市土地利用空间格局分析

发布时间:2018-11-17 13:28
【摘要】:基于高分辨率遥感影像解译得到新疆喀什市2002年与2013年两期土地利用历史数据,通过对两期影像进行处理、分类、精度验证以及对CLUE-S模型和Markov模型进行精度验证,利用CLUE-S模型和Markov模型相结合的方法对研究区喀什市未来土地利用变化进行两种不同情景的模拟预测,系统分析了两种不同情景下土地利用变化的时空特征。结果表明:CLUE-S模型和Markov模型的相互结合使用成功克服了单一模型的不足,能够对喀什市未来土地利用情况进行良好的模拟。因此,在设计的两种情景模拟预案下,喀什市未来的建设用地均将持续增加,并以消耗大量的耕地资源为代价,并且约束情景模型Ⅱ城镇规划节约集约用地和基本农田保护预案是喀什市未来土地利用变化的推荐预案。
[Abstract]:Based on the interpretation of high-resolution remote sensing images, two periods of land use historical data were obtained from 2002 and 2013 in Kashi, Xinjiang. Through processing, classification, accuracy verification and accuracy verification of CLUE-S model and Markov model, two periods of images were processed, classified and verified. Two different scenarios of land use change in Kashi city were simulated and forecasted by using CLUE-S model and Markov model. The spatiotemporal characteristics of land use change in two different scenarios were analyzed systematically. The results show that the combination of CLUE-S model and Markov model successfully overcomes the shortage of single model and can simulate the future land use of Kashi city. Therefore, under the two scenarios designed, the future construction land in Kashi will continue to increase, at the cost of consuming a large amount of cultivated land resources. And the constraint scenario model 鈪,

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