... Laser characterization 激光特性 statistical characterization 统计特征 Baseline Characterization 基线特征描述 ...
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PCA is multidimension orthogonal linear transformation which based on statistical characterization. In practical application, PCA is called K-L transform.
主分量法(PCA)是在统计特征基础上的多维正交线性变换,在实际应用中一般都称为K-L变换。
参考来源 - 单足足迹主轴对准的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Through statistical analysis only the former two linear regression can be fractional quantitative characterization of the reservoir characteristics and pore structure characteristics.
经过统计分析只有前两段回归直线得到的分数维才能定量表征储层的物性特征和孔隙结构特征。
The relationship between strength and ductility was studied by statistical method, and the effect of cold processing on aging characterization was also investigated.
采用统计方法研究了强度与塑性关系，并研究了冷加工对时效性能的影响。
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