通过计算待评价对象与各聚类中心的距离,实现对其分类和方案的评价。
The classification and evaluation are realized by calculating the distance of the object and the cluster center.
结果表明:9种胡枝子可以聚为4类,与形态学分类结果并不完全一致。
The 9 Lespedeza species were classified into 4 groups, which is not consistent with the morphological classification.
为了解决支持向量机的分类仅应用于较小样本集的问题,提出了一种密度聚类与支持向量机相结合的分类算法。
To solve the problem that support vector machine(SVM) can only classify the small samples set, a new algorithm which applied SVM to density clustering is proposed.
在网络信息检索中,基于文档向量空间的分类、聚类、排序与相关性反馈需要计算相似度。
In network information retrieval, based on document vector space, class, cluster, ranking and relevance feedback need to compute similarity.
数据挖掘的任务有关联分析、时序模式、聚类、分类与预测等。
The tasks of data mining include association rules analysis, time series module, cluster analysis, classification and predication and so on.
本文就基于向量的相似度计算方案进行探讨,并论述了相似度在文档分类、聚类、排序与相关性反馈中的应用。
This paper explores vector-based similarity computing scheme, and discusses the application of similarity in class, cluster, ranking and relevance feedback.
从定义各类型车辆所占用的动态空间瞬时车道占有率入手,提出了以车辆瞬时占用车道长度与速度的比值为参数,基于模糊动态聚类对车辆进行分类的方法。
The paper analyzes the characteristics of fuzziness of dynamic space occupancy of different vehicles on urban arterials, and classifies the different vehicles by means of fuzzy clustering.
该方法借鉴了神经网络理论、模糊聚类算法和自适应模式识别法的优点,自动完成样本的分类与样件设计工作。
Based on the theory of neural networks, fuzzy clustering algorithm and adaptive pattern recognition, the method can be used to classify and design the sample workpiece automatically.
为了寻找与当前用户相似的顾客,聚类模型对顾客基础进行细分,并把这个任务当做为分类问题。
To find customers who are similar to the user, cluster models divide the customer base into many segments and treat the task as a classification problem.
根据AFLP标记结果聚类,梅品种根系内amf基因组dna的聚类类别与梅品种的“品种群”这一分类级别无相关关系。
The clustered groups of AMF DNA by AFLP marker from the roots of different cultivars of P. mume were not equal to cultivar groups.
根据AFLP标记结果聚类,梅品种根系内amf基因组dna的聚类类别与梅品种的“品种群”这一分类级别无相关关系。
The clustered groups of AMF DNA by AFLP marker from the roots of different cultivars of P. mume were not equal to cultivar groups.
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