From 1998 to 2003, the gray relational entropy of low-water resource system changes from low, high to low value. After 2003, the gray relational entropy begins to increase again.
研究结果表明，贵阳地区1998年到2003年其枯水资源系统的有序度变化从增加到减小再到增加，2003年以后灰关联熵又开始增加，系统有序度又有增强的趋势。
This paper used the information theory, the "entropy method", the indicators of weight distribution, gray relational method combined with factors associated with the evaluation.
论文运用了信息论中的熵权法对指标因子做权重分配，并结合灰关联方法对各指标因子进行关联并综合评价。
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