裸岩生境与其它各生境之间的相似性系数都较低。
The similarity coefficient of bare rock and other habitat were smaller.
而相似性分析表明,各生境之间的蝶类相似性系数很低。
Similarity coefficient of butterfly species was very low in different habitats.
农场水塘和鱼塘生境的鸟类群落与土道面绿地相似性系数最大;
The similarity of avian community between farm and parking apron was the highest;
相似性分析结果显示:不同菌株之间遗传相似性系数相差较大。
Similarity analysis showed that genetic similarity coefficient between different strains has large difference.
根据单位面积种类数量的比较,属种的地理成分分析和相似性系数的研究等结果。
Ac-cording to the results of the comparison with the species number per unit area, the analysis of geographical elements of the genera and species and the study on the similarity coefficients etc.
对居群间的相似性系数和空间距离进行回归分析,表明二者之间不存在显著相关性。
Moreover, the regression between the similarity coefficient and the space distance showed that there was no significant correlation between them.
应用相似性系数分析方法,对新疆阿勒泰山天山地衣植物区系间的相似性进行定量研究。
In this paper, coefficient of similarity analysis was used to study flora similarity of mountain bryophyte in Xinjiang.
计算各样本间的相似性系数和遗传距离,并采用UPGMA法对遗传距离进行了聚类分析。
Genetic similarities were calculated using simple matching coefficient, and the phenogram was constructed by using UPGMA method. Three cultivars of n.
相同沙漠化阶段林地间天然植被的相似性系数较大,不同沙漠化阶段林地间相似性系数较小。
Natural vegetation similarity coefficient in the same desertification stage is higher than the value in different stages of those stands.
从蚂蚁群落相似性系数来看,4种植被亚型的原始林和次生林蚂蚁物种的组成均具有显著差异。
According to the Jaccard similarity coefficient, the composition of the ant species all has distinct difference between primeval and secondary forests of the 4 vegetation subtypes.
通过与邻近地区的优势科、植物种的相似性系数的比较,讨论了浙江省境内中、北亚热带的分界线。
The demarcation line between North and Central Subtropics in Zhejiang is also discussed by analysing the similarity coefficient of species and the list of advantage family in the adjacent regions.
相似性系数表明,贵州的金发藓科植物和邻省四川的联系最紧密,有向东、向北、向南逐渐减小的趋势。
The identification results show that the similarity coefficient of species in Guizhou is close to Sichuan province.
两个群体间的相似性系数高达0.9187,彼此间的遗传距离仅为0.0848,体现出两个人工选育群体的遗传分化程度较低。
Nei's genetic identity and genetic distance between the two populations were 0.9187 and 0.0848, respectively, which indicated low genetic differentiation between the two populations.
杂草地与稻田两生境间的捕食性节肢动物群落的相似性系数大于0.5,由此可见,这两类生境中捕食性节肢动物的物种组成是非常相似的,具有较多的共有种。
The similarity coefficients of the predatory arthropod communities in the weed habitat and the rice field were over 0.5, indicating many common species of predatory arthropods in the two habitats.
结果表明,白蜡虫泌蜡期天敌群落共有捕食和寄生性天敌18种,各群落的优势种和物种组成变化较小,群落相似性程度较高,相似性系数最高达95.12%,最低为73.86%。
The results showed that there were 18 species of natural enemies in the communities. The highest coefficient of community similarity was 95.12%, and the lowest coefficient was 73.86%.
该方法利用相似系数在各构件的耐久性指标序列之间进行相似性度量,并形成了具有分类功能的模糊等价矩阵。
The method measures the similarity of durability index series of components by the use of similarity coefficient and forms a fuzzy equivalence matrix with sort function.
针对电力系统负荷变化具有明显的分形自相似性的特点,提出了一种新的基于弹性系数的短期负荷预测方法。
A new method of short time load forecasting on the base of elasticity coefficient is put forward according to the characteristic of obvious fractal self similarity of load change in power system.
简要介绍了系统相似性度量中的非平权距离系数法,并将其应用于水文计算中相似流域的选择。
The paper briefly presents the method of uneven weight distance coefficient for the measurements of system similarity and introduces it to the choices of analogy basins in hydrologic calculation.
由于子元间的相似性,结构的整体劲度场中同一类型的结点,其劲度系数是相同的。
Because of the similarity of these sub-elements, the coefficients of stiffness for the nodes of the same zone (material) are equal in the whole stiffness field of the structure.
结果表明,断层破裂系统为分形结构,具有很好的自相似性,相关系数均达0.99。
These results show that fault systems are fractal structure and have self-similarity very well and the correlation coefficients are better than 0. 99.
根据构建概念格过程中概念聚类的特性,本文引出了概念格图形的近似自相似性这一特征作为信息分类的评估系数。
Based on the characteristics of conceptual cluster during the construction of concept lattices, this paper gave a characteristic of approximate self-similarity to value the information classification.
在景象匹配过程中,选用归一化互相关系数作为相似性度量。
During the process, the normalized cross correlation function is used as the similarity measure.
血清蛋白相似系数的结果表明中华鲟和史氏鲟的相似性要高于达氏鳇和史氏鲟;
Coefficient of similarity about serum protein show that Chinese sturgeon is more similar with Amur sturgeon compared with Huso sturgeon.
相干数据分析是通对地震道间波形的相似性的计算,实现三维振幅数据体向三维相似系数数据体的转换。
Coherent data analysis may convert the original cube with 3d amplitude seismic data to other cube with 3d similar coefficient data by calculating the similarity of waveform among seismic traces.
提出一种利用局部互相关系数作为相似性测度的灰度一致性配准算法。
The consistency registration algorithm, which used local cross correlation coefficient as the similarity metric, was proposed.
为返回数据源中与查询目标节点相似的节点,首先提取出数据源中长度在固定范围内的所有路径,然后利用关系数据库系统将其与查询路径进行相似性连接,并按相似度从大到小返回所有结果。
To get the source nodes similar to the target query node, firstly the paths whose lengths were within an interval were extracted from the data source, then a similarity join process between them and.
药物中含有丰富的金属元素和较高的总黄酮,相关系数较大的药物其药物疗效的相似性较大。
There were comparatively rich metal elements and high flavone in Chinese traditional medicines, among which their therapeutic effect was similar when the relative coefficient was considerably great .
方法在极端的刚体配准条件下,检验出互相关系数,互信息和相关比相似性测度为适合的相似性测度。
Method Under extreme rigid registration condition, correlation coefficient, mutual information and correlation ratio similarity measures were tested as most suitable similarity measures.
应用类比推理的物理学方法,从材料的导热与导电的相似性,推导出木材弦向导热系数的理论计算公式。
Theoretical formula of wood thermal conductivity in tangential direction was derived by analogy from the fact that heat conduction of the material was similar to its electric conduction.
通过调整数据权重与相似性分析系数来建立高强度模型,预测下一时间点的数据。
Then modify the faction of the data weight and resemble analysis to build a strong model and forecast the next time's data.
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