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sample distribution

英 [ˈsɑːmpl ˌdɪstrɪˈbjuːʃn]

美 [ˈsæmpl ˌdɪstrɪˈbjuːʃn]

样品分布;样本分布;采样分布

计算机经济

英英释义

noun

  • items selected at random from a population and used to test hypotheses about the population
      Synonym:samplesampling

    双语例句

    • This dissertation present another view, sample is an abstraction of the real world, and its space distribution conforms to regular rules, so the covering model can be seen as an approximation of the sample space distribution.
      本文从另外一个角度考虑,认为样本是对客观世界的抽象描述,它在空间中的分布具有一定的规律,覆盖则是某种程度上对样本空间分布的一种近似。
    • On the base of the situation in the sample distribution of feather space, it proposes object region extraction algorithm. Thirdly, achieve natural image object discernment system applying the Sparse Coding Theory.
      在样本在特征空间分布情况分析基础上,提出对象区域提取算法。之后应用稀疏编码理论,实现自然图像对象识别系统。
    • This algorithm is applied on the computer cluster of the multi-node environment, using FCM to implement a algorithm to adjust the sample distribution, so that multiple classifiers can be trained simultaneously on multiple nodes.
      该算法应用在多节点环境的计算机集群上,用FCM算法实现一种样本权重修正算法,使得多节点能够同时训练多个分类器。
    • Interval Estimates and Hypothetical Test Metod of Parameter On Few Sample Uniform Distribution
      小样本的均匀分布参数的区间估计和假设检验
    • About Sample Distribution of X2, T, F Statistic
      关于X~2,T,F统计量的抽样分布
    • By balancing the training samples, dynamically resetting initial weights and adaptively evaluating net scales, some shortcomings of the BP algorithm, such as low convergence speed and high dependency on initial sample distribution are overcome, and the algorithm has become more robust and generic.
      通过平衡训练样本数量、动态重置初始权值、评定网络规模等措施,解决了BP算法收敛速度慢、受初始样本分布影响大等缺陷,提高了识别算法的稳健性和泛化能力。
    • In this paper, suppose that the sample distribution of AR ( p) sequence is an elliptical distribution, or the white noise of AR ( p) sequence is elliptical white noise.
      本文中,设AR(p)序列的样本分布为椭球分布,AR(p)序列的噪声为椭球白噪声。
    • On the basis of image segmentation, pixels in bubble segmentation region were calibrated. At the meantime, concept of sample distribution statistics was introduced. Moreover, some statistical characteristics, such as the average size of bubbles, variance, skewness and abruptness were extracted.
      在图像分割的基础上,对气泡分割区域像素进行标定,引入样本统计分布的概念,提取了气泡平均尺寸、方差、偏斜度及陡峭度等统计特征。
    • Balanced and imbalanced data sets classification based on sample projection distribution
      基于样本投影分布的平衡不平衡数据集分类
    • Study on the Sample Plot Distribution and Abnormal Sample Plot Probe in Monitoring Area with Principal Components Analysis
      主分量分析在监测区域样地分布及异常样地探测中的研究