The author attributes the phenomena to the stickiness in the economic gradient process and sets up simple stickiness model and grey clustering model to explain it.
本文认为其原因是我国区域在梯度推移过程中存在着粘性，并分别建立简单的粘性模型和灰色聚类粘性模型进行分析。
Based on the Grey system, Grey clustering model of compositive evaluation for computer software quality is put forward, and it provides scientific basis for the quantitative evaluation result.
根据灰色系统理论，建立了计算机软件质量综合评价的灰色聚类模型，为定量确评价软件质量提供了有效的方法。
This paper , based on data processing, gives one model of teaching quality evaluating by means of grey clustering analysis.
在数据处理的基础上，利用灰色数学及聚类分析的方法给出了一种教师教学工作质量评估的模型。
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