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SEGARRA, CARLOS O.1
Schumacher, H. H.1
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The Use of Selected Portions of Technical Documents as Sources of Index Terms and Effect on Input Costs and Retrieval Effectiveness.
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Schumacher, H. H.; And Others – 1973
A correlation between recall (the retrieval of all available relevant documents) and quantity of text which served as a source of index terms on input can reasonably be expected. Specifically, recall should decrease as the quantity of text serving as a source of index terms is restricted. On the other hand, the time for indexing and therefore the…
Descriptors: Automation, Cost Effectiveness, Databases, Information Centers
AN APPROACH TO COST EFFECTIVENESS OF A SELECTIVE MECHANIZED DOCUMENT PROCESSING SYSTEM. ARMY TECHNICAL LIBRARY IMPROVEMENT STUDIES (ATLIS), REPORT NO. 12.
SEGARRA, CARLOS O. – 1967
THE PURPOSE OF THE PROJECT WAS TO IDENTIFY AND DEFINE THE PARAMETERS OF AN ECONOMICAL AND PRACTICAL INFORMATION SYSTEM FOR THE U.S. ARMY ENGINEER RESEARCH AND DEVELOPMENT LABORATORIES. THE PROGRAM INCLUDED FOUR PHASES--(1) DATA REQUIREMENTS DEFINITION, (2) COST ANALYSIS AND SYSTEM DEFINITION, (3) HARDWARE SELECTION, SYSTEM TEST AND EVALUATION, AND…
Descriptors: Automation, Cost Effectiveness, Costs, Data Processing