在平均欧氏距离系数基础上,运用UPGMA法,对甘草属12个类群的核型资料进行了Q型聚类分析。
In this paper, based on average Eucli dean distance coefficient, using UPGMA, Q cluster analysis for karyotype of 12taxa in genes glycyrrhiza L. have been conducted.
在时间平均小波谱和小波包能量法中,分别以各自确定的欧式距离作为后桥质量检测的阈值。
The methods of Time Averaged Wavelet Spectrum and Wavelet Packet Energy can respectively determine its own Euclidean distance as the only quality inspection threshold of the Rear Bridge.
对于射频噪声,通过平均距离频频法和频域陷波的方法可以去掉;
Radio frequency noise jamming can be deleted by the method of average range frequency spectrum and notching in frequency domain.
将疲劳切口系数定义为临界距离法得出的平均应力与热点应力之比值。
The fatigue notch factor is introduced as the ratio of average stress over the region of a critic distance around critic point to the hot spot stress.
基于单一载频的射频干扰(RFI)在线性调频雷达中的表现形式,利用平均距离谱法获得了RFI的多普勒分布谱图。
A method for surpressing RFI in a chirp radar based on averaging range spectrum is developed, by averaging range spectra, the RFI can be detected and suppressed in time-frequency domain.
与叠栅条纹在传统测量领域中的处理方法不同,提出了求叠栅条纹宽度的两种方法:拟合斜率法和距离平均法。
Different from moire fringes processing methods in traditional measurement fields, two new methods were advanced to get moire fringes width, fit-slope method and distance-mean method.
根据空间自相关性,可以用普通克里格法和反距离加权平均法生成插值图。 所产生的多幅地图较合理地显示了小麦白粉病的地理空间分布格局。
Based on these results, interpolated graphs could be created with Ordinary Kriging and IDW methods to show the overall pattern of geographic distribution of wheat powdery in China.
根据全网各站点各季节的典型行业用电负荷构成比例,运用谱系数平均距离聚类分析法,对全网各季节的负荷站点做出合理的分类。
According to the proportion of load composition, using the hierarchical cluster analysis based on average distance, the substations can be classified reasonably.
本文还引入距离加权平均法入行降雨等值线的绘制。
This article introduces the weighted mean method to carry on theisohyet line.
本文从各种距离之间的关系来对重心法、类平均法及离差平方和法作一些分析比较。
By making an analysis of different relations of distance, method of gravity center, method of mean value of class and method of sum of squares of deviations are compared in this paper.
其中人脸特征提取采用了奇异值分解和主分量分析法,身份验证则采用了以类内平均距离为判据的算法。
Here, we use the singular value decomposition and principal component analysis for facial feature extraction, using the average distance category as discrimination on the basis of authentication.
提出了计算波束阻挡系数的平均值距离库填充法。
Firstly, a method to calculate the beam blockage coefficients is suggested.
提出了计算波束阻挡系数的平均值距离库填充法。
Firstly, a method to calculate the beam blockage coefficients is suggested.
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