An Exploratory Study of Performances between a Subject Directory and Keyword Search Engine in the Network Databases

네트웍 데이터베이스에서의 주제별 디렉토리와 키워드 검색엔진의 검색효율에 관한 탐색적 연구

  • 이명희 (상명대학교 문헌정보학과)
  • Published : 1997.06.01


The study measured whether two search engines retrieve different Web documents for 6 queries. Two different search engines, Alta Vista in terms of keyword search engines and Yahoo in terms of subject directory engines were measured using as criteria, total number of documents retrieved, total number of relevant documents retrieved, recall and precision ratios. In addition, Alta Vista was suitable for specific and technical terms, while Yahoo was effective for general and plain terms. However, more elaborate research needs to be tested in terms of query characteristics.