相似系数

xiānɡ sì xì shù
  • similarity coefficient, coefficient of similarity
相似系数相似系数
  1. 计算各品系间的遗传距离和遗传相似系数,A、B两品系之间的遗传距离小于0.04,遗传相似系数大于0.95;

    On Population Aesthetics economic coefficient ; The genetic distance and population resemble coefficient among lines were calculated .

  2. 3相似系数结果显示了不同种植年限土壤微生物群落DNA序列的相似与差异程度。

    Third , similarity coefficient showed DNA sequence similarity and difference extent among soils of different cropping years .

  3. 以平均相似系数R和第一主成分贡献率S1/两个度量指标考察特征光谱的相似性。

    Two indexes mean correlation coefficients R and the first component contribution to explore the spectra similarity .

  4. 利用Excel电子数据表计算遗传相似系数的方法

    A method for computing genetic similarity based on microsoft excel

  5. 利用简单配对参数估计基因频率,计算遗传相似系数,A、B两个组的遗传相似系数是97.85%。

    Using simple matching coefficient to estimate gene frequency and reckon the genetic similarities , the GS of group A and B was 97.85 % .

  6. 从RAPD带型聚类图分析,普通桃类的遗传相似系数较高,基因交换频繁。

    Putong peach had higher genetic similarity and frequency of gene exchange by dendrogram of RAPD bands .

  7. 根据DNA扩增的指纹图谱,估算融合子与亲本的DNA相似系数并构建遗传相关性聚类图。

    According to DNA fingerprint pattern generated from DNA amplification , DNA similarity coefficient of fusant and parent strains was calculated and the dendrogram of genetic relationship was constructed .

  8. 通过种间对比,RAPD标记显示枫香与美国枫香的相似系数为0.8325,说明两者存在较近的亲缘关系。

    The similar coefficients between two genus was 0.8325 through RAPD analysis . That showed there were a near relation between genus .

  9. 转基因苗TR与腋芽增殖组培苗CK间的遗传距离为0.6502,相似系数为0.5219。

    The genetic distance was 0.6502 and the genetic identify was 0.5219 between the transgenic plant population and control population .

  10. 基于ISSR条带统计数据,运用相关软件进行了相似系数的分析和系统进化树的构建。

    Based on the ISSR band data , similarity indices and UPGMA dendrogram were analysed and developed .

  11. 群体内DNA指纹平均相似系数安哥拉山羊F2、F3分别为0.4539,0.4077和0.6111;

    The mean band similarity coefficient is 0.4539 in Angora goats , 0.4077 in F 2 , and 0.6111 in F 3 ;

  12. RAPD分析显示,体细胞亲和的菌株,交配型因子完全相同的菌株,在基于DNA相似系数的遗传相关聚类中,首先聚为小类。

    RAPD analysis indicated that somatically compatible strains and strains having identical mating type factors were classified into a group firstly in a cluster dendrogram based on DNA similarity coefficient .

  13. 用11个随机引物对这11个旗草内生真菌分离物基因组DNA进行RAPD分析,根据相似系数进行聚类,这些分离物被聚类为7组,组间的相似系数为0.23~0.93。

    In RAPD analysis with 11 arbitrary 10-bp primers , the 11 isolates were clustered into 7 groups based on their similarities . The similarity coefficients are 0.23-0.93 among groups .

  14. 不同品系个体之间DNA指纹图带的相似系数和共有带率在0.07以下,相同DNA指纹图概率小于1022。

    The similarity coefficient and the probability of band_sharing of DNA fingerprinting were less than 0.07 and probability of the identical DNA fingerprinting was less than 10 _22 among the different individuals of different inbred strains .

  15. 群体内相似系数安哥拉山羊为0.4539,F2为0.4077,F3为0.6111;

    The similar coeffcients in population of Angora goat , F 2 . F 3 are 0.4539,0.4077, 0.6111 respectively ;

  16. 这23对SRAP引物可把40份大蒜种质在0.58的相似系数水平上可聚为A、B两大类。

    The 40 garlic cultivars can be classified into group A and group B at the similarity coefficient level of 0.58 by using 23 pairs of SRAP primers .

  17. 材料间的相似系数介于0.43-0.96。用SSR技术对其中48份进一步进行了研究。

    The genetic similarities of soybean germplasm were between 0.43 0.96 . SSR was used to study more on forty-eight ones from the Ninety-four soybean germplasm .

  18. 根据扩增结果用UPGMA类平均聚类法进行遗传相似系数分析并构建了系统树。

    Based on the amplified results , genetic similarity was analyzed by UPGMA and dendrogram was constructed .

  19. 通过MATLAB仿真编程软件实现了盲源分离过程,利用相似系数和分离前、后功率谱密度之间的对比验证了算法的可行性。

    Through MATLAB simulation program software to achieve the blind source separation process , use the similarity coefficients and power spectral density separation before and after the comparison , that proved the feasibility of the algorithm .

  20. 17个种群的遗传相似系数(GI)平均值为0.7158,相应的遗传距离(GD)平均值0.3425;

    The values of genetic identity ( GI ) and genetic distance ( GD ) of those populations were 0.7158 and 0.3425 on average , respectively .

  21. 根据DNA谱带计算品种间遗传相似系数,其变化范围在0.32~0.95之间,平均相似系数为0.82,说明西瓜品种间同源性较高,遗传基础狭窄。

    Based on DNA bands , the similarity coefficient were calculated and their average value was 0.82 , ranging from 0.32 to 0.95 , which indicated that sibship was close and their genetic base was narrow among cultivars of watermelons .

  22. 依据扩增结果对42份转激素基因后代材料进行了遗传相似系数分析,构建了分子聚类图,并对其中部分转激素基因材料绘制了SSR指纹图谱。

    Genetic similarity was analyzed for 42 progenies transferred with hormone genes , and a tree diagram and the SSR fingerprint was constructed based on the SSR markers .

  23. 数字分峰及图谱相似系数的原理和方法可应用于中药构效性研究和XRD指纹图谱数据库建立。

    The principles and methods of deconvolution and the similarity coefficient can be transplanted to the areas of structure and medicinal effects , as well as the XRD fingerprint database of Chinese herbs .

  24. 利用SSR标记对来自中国不同省市的76份糯大麦种质的遗传多样性进行分析,并以遗传相似系数为基础进行聚类分析。

    The genetic diversity of76 waxy barley landraces from different region of China was assessed by SSR markers , and cluster analysis was done based on genetic similarity coefficient .

  25. 根据13个种源不同同工酶的酶带电泳图谱,采用Dice相似系数计算方法,计算各种源之间的相似系数。

    According to 13 sources of different isoenzyme electrophoresis patterns , We use the method of the Dice coefficient to calculate their coefficient .

  26. 杨梅品种RAPD标记的聚类分析RAPD标记的福建省30份杨梅品种两两之间的遗传相似系数均在0-1之间。

    The clustering analysis of RAPD markers in Myrica rubra . The genetic distances among 30 accessions of Myrica rubra cultivars in Fujian Province for RAPD marks were between 0 and 1 .

  27. 经UPGMA聚类分析表明,当相似系数为0.76时,初步将56条单染色体分为11类。

    UPGMA Cluster analysis showed that 56 single chromosomes can classify into 11 groups at the similarity coefficient of 0.76.3 .

  28. 采用Nei氏标准遗传距离和遗传相似系数及模糊聚类分析研究了中国葡萄属植物的分类和进化关系,结果显示:遗传距离和相似系数明显地反映出种间的差异;

    The classification and relationship of Chinese wild species of grape were analysed with Nei 's standard genetic distance similar coefficient and fuzzy cluster analysis .

  29. 同一品系不同个体间DNA指纹图带的相似系数(F)及共有带率(X),除SHR(哈)和WKY(哈)在0.7以下外,其他均在0.9以上。

    The similarity coefficient and the probability of band_sharing in different individuals of the identical inbred strain were more than 0.9 except less than 0.7 in SHR ( Ha ) and WKY ( Ha ) .

  30. 两种标记相结合估算出的品种间遗传相似系数在0.881~0.979之间,平均为0.933。单独基于RAPD标记和ISSR标记的聚类结果有一定差异;

    Pairwise similarity coefficients combining both RAPD and ISSR markers ranged between 0.881 and 0.979 , with an average of 0.933.Clustering of genotypes had some differences when RAPD-and ISSR-derived dendrograms were compared .