“…A relevance judgment is an assignment of a value of relevance tion, and the third one summarizes the type of the research, and can take one or more of the following values: (now, we know that it is more correct to say ''a value of a relevance'') by a judge at a certain point of time. There-''C'' (Conceptual), indicates a paper discussing method- (Goffman, 1964) T (Saracevic, 1969) E (Hillman, 1964) EC 1970 (Foskett, 1970) C (Resnick & Savage, 1964) E (Goffman, 1970) TC 1965(Hoffman, 1965) E (Saracevic, 1970a) SC (Taube, 1965) C (Saracevic, 1970b) EC 1966 (Goffman & Newill, 1966) C (Saracevic, 1970c) S (Rees, 1966) E 1971 (Cooper, 1971) T (Rees & Saracevic, 1966) C (Foskett, 1972) C 1967(Barhydt, 1967) E 1973(Belzer, 1973) EC (Cuadra & Katter, 1967a) E (Cooper, 1973a) C (Cuadra & Katter, 1967b) E (Cooper, 1973b) C (Cuadra & Katter, 1967c) E (Thompson, 1973) E (Dym, 1967) E (Wilson, 1973) C (Goffman & Newill, 1967) TC 1974 (Kemp, 1974) C (Hagerty, 1967 E (Kochen, 1974) T ) E 1975(Saracevic, 1975) S (O'Connor, 1967 C 1976 (Saracevic, 1976) S ological aspects; ''E'' (Experimental), indicates a work Kinds describing an experiment; ''S'' (Survey), labels a paper As seen in the section on the framework, there exist that reviews previous work; and ''T'' (Theoretica...…”