论文部分内容阅读
凡是查找文献都必须通过人的阅读来了解文献内容,判断是否需要,即是否满足检索课题的要求。目前尽管人们已发明了许多种文献检索方法,但在某一标识下查到的文献几乎都不是唯一的,而是一组文献,还需要检索者进一步阅读这一组文献,通过阅读来决定某一文献的取舍。即便是机检,也同样存在着这一问题。因为无论是印刷型的检索工具还是计算机文献数据库,它们都是对每一具体文献按其提供的全部或部分信息(情报)特征归入某一特定标识的,这些代表
All documents must be found through the human reading to understand the content of the literature to determine whether the need to meet the requirements of the retrieval task. At present, although many kinds of literature retrieval methods have been invented, almost all the documents found under a certain mark are not the only one but a group of documents, and the searchers need to further read this group of documents and read to determine a certain A choice of literature. Even if the inspection, but also the existence of this problem. Because neither the printed search engine nor the computerized literature database are grouped together into a specific identifier for each specific document in terms of all or part of the information (intelligence) features it provides, these representations