查询词典 means

Software Description: About Numap7, This is a program for training, validation, and application of regression and approximation networksincluding the multilayer perceptron, functional link networks, piecewise linear networks, self organizing map and K-Means clustering.

Numap7 这是一款用于训练，确认，以及包括多媒体感应器，网络链接功能，分段线性网络，自我组织映射和 K-Means 群在内的回归应用和类似的网络软件。

From this we get the expression "to make a beeline for someone or something ",which means to go quickly along a straight direct course for someone or something.

很多同学使劲想这个短语是什么意思，却忽略了文章中下文两个关键词：which means…。所引出的显然的答案。

Let the combination of weighted grey relevancy analysis and fuzzy C-mean valued clustering algorithm be applied to the wear pattern evaluation system of diesel engine, taking the Bezdek criterion and the fuzzy entropy value as the measuring target to enhance the search ability in overall situation and determined the weighted exponent value m, the wear patterned fuzzy analysis model was established by means of the clustering centre and the normalized standard vector.

将加权灰色关联分析与模糊C-均值聚类(fuzzy center-means clustering)算法相结合应用到柴油机磨损模式评价体系中，以Bezdek准则和模糊熵值为度量指标加强全局搜索能力并确定了加权指数m值，通过聚类中心和归一化的标准向量建立了磨损模式的模糊分析模型。

The main works include five parts:(1) A modified K-means algorithm for optimizing the RBPNNs' structures was proposed;(2) The RBPNNs' structure optimization method based on the orthogonal least square algorithm was proposed that can greatly reduce the computation expense for the structure optimization;(3) Using the GA to perform the whole structure optimization of the RBPNNs was proposed in this thesis, which include simultaneous optimization of the hidden centers and the corresponding controlling parameters of the kernel functions.

主要工作体现在如下三个方面：(1)提出一种改进的 K-Means 算法；(2)提出了基于递推正交最小二乘算法的结构优化算法来训练径向基概率神经网络，从而大大减小了用于结构优化的计算开销；(3)提出使用遗传算法来实现径向基概率神经网络的全结构优化，即隐中心矢量和核函数控制参数同时优化，通过新设计的编码方式、新构造的适应度函数，充分发挥了 GA 的全局搜索性能，使得所优化的径向基概率神经网络的结构趋于最简。

Segmentation and extraction of the target feature points from the unregistered, noisy data set of human body scanning and measuring are discussed. We have fitted the noise scanned data line with KS principal curve, which is based on the K-means theory. The crossing zero of curvature was used to segment and estimate the position of target feature points. And optimization scheme named variable fuzzy partition is also presented to improve the searching for local feature area.

使用基于K-means思想的KS主曲线算法，对国家人体尺寸测量工作中产生的带噪声扫描线数据集合进行非线性拟合，并依据曲率分布特征提出对目标特征点空间位置进行模糊分区估计的方法；同时提出了变量化模糊分区的优化策略，大幅度地提高了局部特征区域搜索的效率。

The seeds of discontent were planted by Adolph Berle and Gardiner Means (1932) in relation to the separation of ownership from control, by Ronald Coase (1937) with reference to the puzzle of vertical integration and the theory of the firm, by Chester Barnard (1938), who featured adaptation of a cooperative kind accomplished through hierarchy (as opposed to adaptation through the market in response to changes in relative prices), by the 'marginalist controversy' of the 1940s, and by Armen Alchian's (1950) appeal to evolutionary arguments to explain observed economic regularities.

不满的种子由此而种下，例如， Adolph Berle 和 Gardiner Means （1932）有关所有权和控制权分离的研究， Ronald Coase （1937）对纵向一体化难题和企业理论的关注， Chester Barnard （1938）对一种通过层级实现的合作式调节方式（相对于通过市场响应相关价格改变而实现的调节方式）的强调，20世纪40年代的"边际主义论战"，以及 Armen Alchian （1950）对用演进观点来解释观察到的经济规律的呼吁。

To effectively reconfigure General Bill of Material, reconfiguration process of GBOM based on data-mining was proposed. BOM instances were represented by the weighted unordered tree graph generally, and the algorithm of similarity measurement between two similar BOM instances were presented based on the minimum weighted symmetric difference. In terms of the results of the similarity measurement, all the typical BOM instances were clustered based on the k-Means clustering method.

为有效地重构新型的通用物料清单，提出了基于数据挖掘的通用物料清单重构过程，运用赋权无序树形图表示产品物料清单实例，基于最小赋权对称相异度给出了相似物料清单实例之间的相似度度量算法；基于物料清单实例之间的相似度度量结果，采用k-Means聚类方法对物料清单实例进行聚类。

To optimize the performance of the hybrid model,it applies k-means algorithm to perform vector clustering in the LSA vector space while the density function is used to initialize the centroid.

研究了潜在语义分析理论及其在连续语音识别中应用的相关技术，在此基础上利用WSJ0文本语料库上构建LSA模型，并将其与3-gram模型进行插值组合，构建了包含语义信息的统计语言模型；同时为了进一步优化混合模型的性能，提出了基于密度函数初始化质心的k-means聚类算法对LSA模型的向量空间进行聚类。

Finally, the use of weka platform, K-means algorithm to cluster the document, describes the use of experimental visual document clustering process.

最后本文weka平台上运用K-means算法对文档进行聚类，用实验直观的描述了文档聚类的过程。

By using the kernel function, the input space is mapped to a high dimension feature space where the data are expected to be more separable, the initial centroids in the feature space are selected by applying the KRA algorithm, and the large and small clusters are partitioned and the outliers can be split from the large clusters iteratively after the kk-means clustering. As a result, the audit data can be clustered better. Secondly, the closed sequential patterns mining algorithm CloSpan is improved according to the restrictions that is composed of the axis properties and reference properties.

该方法通过核函数把数据样本空间映射到一个高维的特征空间，使数据在新的空间中具有更好的可分离性；在特征空间采用KRA算法选取初始聚类中心，然后在核k-means聚类的基础上，划分出大簇小簇并在大簇中分离出异类再次进行核聚类，从而不断地优化聚类结果。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。