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CURTICE, ROBERT M. – 1966
GENERAL CONSIDERATIONS INVOLVED IN THE DESIGN OF FILE ORGANIZATIONS FOR INFORMATION RETRIEVAL SYSTEMS ARE DISCUSSED. THE QUESTION OF INVERTED FILE AND SERIAL FILE SEARCHING ON MAGNETIC TAPE IS REVIEWED. BASED ON FORMULAS CONCERNING INDEX TERM USAGE, IT IS SHOWN FOR A SPECIFIC COLLECTION THAT SEARCHING THE SERIAL FILE IS MORE EFFICIENT THAN…
Descriptors: Computer Programs, Computer Storage Devices, Digital Computers, Indexes
Sotina, N. M.; Burlai, Yu. P. – 1969
The invention involves a device with learning capacity which contains input, storage, arithmetic and output units. In order to increase the number of recognizable patterns, facilitate replacement of one pattern by another, and also increase the speed of the device, the memory unit for the input field is connected to memory units for storage of…
Descriptors: Computer Programs, Computer Storage Devices, Digital Computers, Input Output Devices
Post, Dudley L., Ed. – 1970
Written to answer the questions a teacher or administrator may have about the instructional use of computers, this book is particularly concerned with those applications of the computer in which the high school student, not a teacher or a member of the administrative staff, is "in the loop," or interacting with the computer. Acquisition…
Descriptors: Audiovisual Aids, Clubs, Computer Assisted Instruction, Computer Graphics
