IRS13 Document Length chapter E. M. Keen Harvard University Gerard Salton Use, reproduction, or publication, in whole or in part, is permitted for any purpose of the United States Government. V-a Request QA8 Describe information retrieval and indexing in other languages. what bearing does it have on the science in general? Request looked-up in Thesaurus Dictionary Dictionary Concept Number Weight Words in Thesaurus Group 1 1 Information 4 1 Index 5 1 Retrieve, information-retrieval, IR, recall, recover. 10 1 Science, scientific 134 1 General, comprehens-, total, universal 147 1 Language, lingu- Document 61 (Relevant) is entitled: An experiment in automatic indexing of French documents. Example of the change taking place in the correlation coefficient (cosine) between a request and a relevant document when three document lengths, titles, abstracts, full text, are used. [OCRerr]DI Collection, Thesaurus Dictionary) Figure 2