id	author	title	date	pages	extension	mime	words	sentences	flesch	summary	cache	txt
8935	Fokker, Dirk W.; Lynch, Michael F.	Application of the Variety-Generator Approach to Searches of Personal Names in Bibliographic Data Bases--Part 1. Microstructure of Personal Authors' Names	1974-06-01	14	.pdf	application/pdf	4893	744	78	partitioning of names can be obtained by key-sets generated from the initial characters of surnames, fmm the terminal characters of surnames, long when the characters comprising them represent frequent combinations, and short when the characters are infrequent.11 Since the sets of attributes can generate, in an approximate manner, the variety of items encountered in the data base, they are termed variety generato1·s. They are intermediate in number between the primitive set of symbols ( alphanumeric characters in the case of text, atoms and bonds in that of chemical structures) and the actual variety of items in the collection (words or word Successive right-hand truncations of a surname during key-set generation Entries in File Characters Digrams Trigrams of Key-set The problem of variations in name length, as well as the very different distributions of the characters at these positions, were not encouraging, and instead the production of key-sets from the last letter of the sur-	./cache/8935.pdf	./txt/8935.txt