| 模糊综合评价在甘南县干旱等级评价中的应用 |
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| 引用本文： | 李伟娟,马永胜. 模糊综合评价在甘南县干旱等级评价中的应用[J]. 东北农业大学学报, 2008, 39(6) |
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| 作者姓名： | 李伟娟 马永胜 |
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| 作者单位： | 东北农业大学水利与建筑学院,哈尔滨,150030;东北农业大学水利与建筑学院,哈尔滨,150030 |
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| 基金项目： | 黑龙江省十一·五重点攻关项目 |
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| 摘 要： | 干旱评价是干旱预报及抗旱中一个重要的环节。文章在总结分析影响干旱发生的多种因素的基础上,将模糊综合评价具体应用到干旱指标评价研究中。首先通过建立评价的因子集、评价集、隶属函数和权重集,实现对各种程度干旱等级评判,得到干旱的综合评价指标,最后利用甘南县2005年资料对其进行干旱分析。
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| 关 键 词： | 干旱指标 多因子评价 模糊综合评价 |
Fuzzy synthetic evaluation and its application in evaluation of the drought index in Gannan county |
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| LI Weijuan,MA Yongsheng. Fuzzy synthetic evaluation and its application in evaluation of the drought index in Gannan county[J]. Journal of Northeast Agricultural University, 2008, 39(6) |
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| Authors: | LI Weijuan MA Yongsheng |
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| Abstract: | Drought evaluation is an important step in evaluating and fighting against drought.This paper summarized and analyzed several factors affecting drought,and applied the fuzzy synthetic evaluation theory to the drought index evaluation in Gannan county.The paper evaluated different degrees drought by evaluating drought factors concourses,membership function and priority concourses,then got the drought degree and estab-lished the synthetic drought index system to analyze the drought condition of Gannan county with 2005 data. |
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| Keywords: | drought index multi-factor evaluation fuzzy synthetic evaluation |
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