-
Booth, A.: How consistent is MEDLINE indexing? (1990)
0.03
0.027584592 = product of:
0.055169184 = sum of:
0.055169184 = sum of:
0.004850517 = weight(_text_:s in 3510) [ClassicSimilarity], result of:
0.004850517 = score(doc=3510,freq=2.0), product of:
0.057684682 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.053056188 = queryNorm
0.08408674 = fieldWeight in 3510, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0546875 = fieldNorm(doc=3510)
0.050318666 = weight(_text_:22 in 3510) [ClassicSimilarity], result of:
0.050318666 = score(doc=3510,freq=2.0), product of:
0.18579373 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.053056188 = queryNorm
0.2708308 = fieldWeight in 3510, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0546875 = fieldNorm(doc=3510)
0.5 = coord(1/2)
- Source
- Health libraries review. 7(1990) no.1, S.22-26
-
Booth, A.; O'Rouke, A.J.: ¬The value of structured abstracts in information retrieval from MEDLINE (1997)
0.00
0.001385862 = product of:
0.002771724 = sum of:
0.002771724 = product of:
0.005543448 = sum of:
0.005543448 = weight(_text_:s in 764) [ClassicSimilarity], result of:
0.005543448 = score(doc=764,freq=2.0), product of:
0.057684682 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.053056188 = queryNorm
0.09609913 = fieldWeight in 764, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0625 = fieldNorm(doc=764)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Health libraries review. 14(1997) no.3, S.157-166
-
Booth, A.: Qualitative evaluation of information technology in communication systems (1988)
0.00
0.0012126293 = product of:
0.0024252585 = sum of:
0.0024252585 = product of:
0.004850517 = sum of:
0.004850517 = weight(_text_:s in 1410) [ClassicSimilarity], result of:
0.004850517 = score(doc=1410,freq=2.0), product of:
0.057684682 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.053056188 = queryNorm
0.08408674 = fieldWeight in 1410, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0546875 = fieldNorm(doc=1410)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Pages
- 103 S