Search (2 results, page 1 of 1)
- Did you mean:
- lcsh's%3a%20knowledge%2c sociology of%22 2
- lcsh's%3a%20knowledge%2c soziologe of%22 2
- lcshs%3a%20knowledge%2c sociology of%22 2
- lcsh's%3a%20knowledge%2c semiology of%22 2
- lcshs%3a%20knowledge%2c soziologe of%22 2
-
Cooper, W.S.: ¬The paradoxal role of unexamined documents in the evaluation of retrieval effectiveness (1976)
0.00
0.004463867 = product of: 0.0133916 = sum of: 0.0133916 = product of: 0.0267832 = sum of: 0.0267832 = weight(_text_:of in 2186) [ClassicSimilarity], result of: 0.0267832 = score(doc=2186,freq=4.0), product of: 0.06850986 = queryWeight, product of: 1.5637573 = idf(docFreq=25162, maxDocs=44218) 0.043811057 = queryNorm 0.39093933 = fieldWeight in 2186, product of: 2.0 = tf(freq=4.0), with freq of: 4.0 = termFreq=4.0 1.5637573 = idf(docFreq=25162, maxDocs=44218) 0.125 = fieldNorm(doc=2186) 0.5 = coord(1/2) 0.33333334 = coord(1/3)
-
Cooper, W.S.: ¬On selecting a measure of retrieval effectiveness, revisited (1973)
0.00
0.0033478998 = product of: 0.010043699 = sum of: 0.010043699 = product of: 0.020087399 = sum of: 0.020087399 = weight(_text_:of in 1930) [ClassicSimilarity], result of: 0.020087399 = score(doc=1930,freq=4.0), product of: 0.06850986 = queryWeight, product of: 1.5637573 = idf(docFreq=25162, maxDocs=44218) 0.043811057 = queryNorm 0.2932045 = fieldWeight in 1930, product of: 2.0 = tf(freq=4.0), with freq of: 4.0 = termFreq=4.0 1.5637573 = idf(docFreq=25162, maxDocs=44218) 0.09375 = fieldNorm(doc=1930) 0.5 = coord(1/2) 0.33333334 = coord(1/3)
- Source
- Journal of the American Society for Information Science. 24(1973), S.87-100