圖書館學與資訊科學

Permanent URI for this collectionhttp://rportal.lib.ntnu.edu.tw/handle/20.500.12235/141

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    電子圖書館的整合檢索
    (國立台灣師範大學圖書資訊研究所, 1998-04-??) 陳昭珍; Chao-Chen Chen
    Meta-searcher, including Lycos, Yahoo and so on, is the main method for heterogeneous information search in Internet. But these mechanisms do not satisfy the demands for precision and recall of distributed information retrieval. Compatibility and interoperability among digital libraries and other information systerns is an important issue. This article explains architecture of digital libraries and models of distributed searching, specially, those models designed with metadata and Z39.50, which are the most common searching modes nowadays.