布林对数据挖掘很有兴趣； 佩奇知道可以从一篇文献被引用的次数推断其重要性，试图将这个概念进一步引申、运用。
Mr Brin was interested in data mining, and Mr Page in extending the concept of inferring the importance of a research paper from its citations in other papers.
这些索引记录着一篇文章被作为参考文献引用的次数，从而估量其影响力。
They record how often one article is cited as a source by others, and thus measure a paper's influence.
资料提炼：共检索到48篇相关文献，其中23篇文章符合要求被引用。
DATA EXTRACTION: Totally 48 pieces of pertinent literatures were indexed and 23 were cited.
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