本文提出了一种新的聚类指数增长模型来预测江苏洋口港海区西太阳沙附近海底的冲淤变化。
A new cluster index growth model to predict submarine erosion and sediment near the West Tai-Yang-Sha of Jiangsu Yangkou-Port has been brought forward in this paper.
叶面积指数呈“S”型增长,并符合逻辑斯蒂模型。
The leaf area index followed an "s" curve increase, conforming to a logistic model.
灰色预测系统GM(1,1)模型用于负荷按指数增长态势变化时,预测精度较高,但当影响负荷的因素较多、模型灰度较大时,精确度就不够理想。
The power load forecast accuracy is higher when GM (1, 1) model is applied for the exponential increasing load, while it is not acceptable when the load is influenced by different factors.
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