In this paper the description of the ship motion with ar model, the selection of the order of the ar model and the construction of the K steps advanced adaptive predictor are discussed.
本文讨论了船舶在不规则海浪中运动的AR模型描述方法和AR模型阶的选择，并用自适应预报的方法提出了超前k步的自适应预报器。
Presently, variety improvement, increment in P, K and microelement and selection on suitable cutting period are main methods to improve yield and quality.
提高产量和品质目前人们主要是从品种改良和增施磷、钾及微量元素、选择适当刈割期等方面入手。
Detection frequency of straight probe and selection of K value for tilting probe are discussed .
对直探头探测频率及斜探头K值选择进行了简单论述；
However, owing to random selection of initial centers, unstable results were often obtained while using traditional K-means and its variants.
然而，由于聚类初始中心点选择的随机性，传统K -均值算法以及其变种的聚类结果会产生较大的波动。
And this paper also improved the initial center point's selection of K-Means clustering algorithm.
另对聚类算法初始聚类中心的选取也做了改进。
And this paper also improved the initial center point's selection of K-Means clustering algorithm.
另对聚类算法初始聚类中心的选取也做了改进。
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