单词 | post-coordinate |
释义 | post-coordinateadj. Library Science. Designating or relating to an indexing language or retrieval system employing terms denoting fundamental concepts or subject areas, which may be combined in any order to specify more complex concepts when a search request is formulated during information retrieval. Cf. pre-coordinate adj. ΚΠ 1964 C. D. Needham Organizing Knowl. in Libr. 227 The great advantage of punched cards..lies in the fact that elements of a compound subject can be combined in any order. Such devices are often termed post co-ordinate to distinguish them from the devices that rely on fixed combination order for compounds—the pre-co-ordinate devices. 1982 RAIN No. 50. 14/1 Such records require an ‘open-ended’ type of index, as for example, the post-coordinate, item-on-term approach. 2003 Libr. Trends (Nexis) 52 203 The peek-a-boo devices..and discussion of pre- and postcoordinate indexing have given way to the world of browsers, HTML, XML, and numerous other ways of coding text. This is a new entry (OED Third Edition, December 2006; most recently modified version published online March 2022). < adj.1964 |
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