nmds

Research on Car Interior Sound Quality and NMDS

车内噪声声品质研究与相似性空间表示NMDS

NMDS Applied to Verify the Data of Preference Subjective Assessment for Car Interior Noise Quality

NMDS用于车内噪声声品质偏好性实验数据的检验

NMDS codes are all the ones satisfying the chain condition ;

利用射影几何方法在小缺陷码中，NMDS码是链条件码；

With loudness-adjusted car interior noise as sound stimuli , this work focused on applicability of Nonmetric Multidimensional Scaling ( NMDS ) to sound quality research .

以等响处理后双耳记录的车内噪声为例，针对非度量多维尺度分析（NMDS）是否适用于研究一致性较强的噪声声品质主观评价这一疑问进行研究。

Cluster analysis of DGGE by UPGMA and NMDS analysis suggested that microbial structures in two reactors did not evolve in the same direction obviously although they worked in the same system .

UPGMA聚类分析和NMDS散点分析表明，水解、好氧反应器内的微生物并没有因为同处一个系统内而使得其菌群落结构产生明显的趋同倾向。

In this paper , the relationship between the plant community distribution and the environment of the evergreen broad leaved forest in Simian Mountain , Chongqing , was investigated with the methods of NMDS ordination .

通过对重庆四面山常绿阔叶林群落的NMDS排序，研究了该区植物群落分布与环境之间的相互关系。

The ground-flora was analysed with NMDS ordination to understand the relationship between the stand types and environmental factors , which procided a scientific basis for conservation of this rare phytocommunity .

应用NMDS排序技术，分析了太白红杉林下草本植物生态种组的特点，探讨了各林分类型与环境因子的关系，从而为保护经营这一珍稀植物群落提供了科学依据。

It is presented that NMDS is an effective tool to research subjective assessment of sound quality , when test people is classified by correlation between test people . With this key classification process subjective perceptive structure of stronger consistent car interior noise can be opened out .

研究发现，按照评价者之间正负相关性分类处理的方法，对于运用NMDS揭示了一致性较强的复杂车内噪声声品质潜在的主观感知结构起着重要作用。