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以2009版中国期刊引证报告(扩展版)15个计量指标数据为依托,采用主成分分析法对13种力学类中文期刊进行分析和排名,以期为力学期刊评价指标的选取和综合质量的提高提供定量参考。结果表明:主成分分析法不仅可以解决期刊综合评价中指标的相关性和权重选取问题,还可以有效消除自引过高导致的影响力评价失真问题;基于主成分分析的期刊综合排名是期刊文献质和量相统一的结果,其与绝对量指标的关联度要高于与相对量指标的关联度。
Based on the 15 metrological data of 2009 Chinese Journal Citation Report (Extended Edition), the author uses principal component analysis to analyze and rank Chinese journals of 13 kinds of mechanics, in order to provide the evaluation index of mechanics journals and the improvement of comprehensive quality Quantitative reference. The results show that the principal component analysis not only can solve the problem of index correlation and weight selection in comprehensive evaluation of periodicals, but also can effectively eliminate the problem of distortion of influence evaluation caused by high lead. The comprehensive ranking of periodicals based on principal component analysis is the periodical literature The qualitative and quantitative results of the unification, and the absolute amount of indicators related to the degree of correlation with the relative amount of indicators.