-
Belkin, N.J.; Croft, W.B.: Retrieval techniques (1987)
0.05
0.049356163 = product of:
0.098712325 = sum of:
0.098712325 = sum of:
0.009655427 = weight(_text_:a in 334) [ClassicSimilarity], result of:
0.009655427 = score(doc=334,freq=2.0), product of:
0.047369577 = queryWeight, product of:
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.041082088 = queryNorm
0.20383182 = fieldWeight in 334, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.125 = fieldNorm(doc=334)
0.089056894 = weight(_text_:22 in 334) [ClassicSimilarity], result of:
0.089056894 = score(doc=334,freq=2.0), product of:
0.14386247 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.041082088 = queryNorm
0.61904186 = fieldWeight in 334, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.125 = fieldNorm(doc=334)
0.5 = coord(1/2)
- Source
- Annual review of information science and technology. 22(1987), S.109-145
- Type
- a
-
Belkin, N.J.: Anomalous states of knowledge as a basis for information retrieval (1980)
0.00
0.003413709 = product of:
0.006827418 = sum of:
0.006827418 = product of:
0.013654836 = sum of:
0.013654836 = weight(_text_:a in 2711) [ClassicSimilarity], result of:
0.013654836 = score(doc=2711,freq=4.0), product of:
0.047369577 = queryWeight, product of:
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.041082088 = queryNorm
0.28826174 = fieldWeight in 2711, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.125 = fieldNorm(doc=2711)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Type
- a
-
Belkin, N.J.; Oddy, R.N.; Brooks, H.M.: Ask for information retrieval : Pt.1: Background and theory; Pt.2: Results of a study (1982)
0.00
0.0029869957 = product of:
0.0059739915 = sum of:
0.0059739915 = product of:
0.011947983 = sum of:
0.011947983 = weight(_text_:a in 2590) [ClassicSimilarity], result of:
0.011947983 = score(doc=2590,freq=4.0), product of:
0.047369577 = queryWeight, product of:
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.041082088 = queryNorm
0.25222903 = fieldWeight in 2590, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.109375 = fieldNorm(doc=2590)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Type
- a
-
Belkin, N.J.; Vickery, A.: Interaction in information systems : a review of research from document retrieval to knowledge-based systems (1985)
0.00
0.0029869957 = product of:
0.0059739915 = sum of:
0.0059739915 = product of:
0.011947983 = sum of:
0.011947983 = weight(_text_:a in 3295) [ClassicSimilarity], result of:
0.011947983 = score(doc=3295,freq=4.0), product of:
0.047369577 = queryWeight, product of:
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.041082088 = queryNorm
0.25222903 = fieldWeight in 3295, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.109375 = fieldNorm(doc=3295)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Belkin, N.J.: Cognitive models and information transfer (1984)
0.00
0.0024138568 = product of:
0.0048277136 = sum of:
0.0048277136 = product of:
0.009655427 = sum of:
0.009655427 = weight(_text_:a in 2712) [ClassicSimilarity], result of:
0.009655427 = score(doc=2712,freq=2.0), product of:
0.047369577 = queryWeight, product of:
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.041082088 = queryNorm
0.20383182 = fieldWeight in 2712, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.125 = fieldNorm(doc=2712)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Type
- a
-
Belkin, N.J.: Ineffable concepts in information retrieval (1981)
0.00
0.0024138568 = product of:
0.0048277136 = sum of:
0.0048277136 = product of:
0.009655427 = sum of:
0.009655427 = weight(_text_:a in 3148) [ClassicSimilarity], result of:
0.009655427 = score(doc=3148,freq=2.0), product of:
0.047369577 = queryWeight, product of:
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.041082088 = queryNorm
0.20383182 = fieldWeight in 3148, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.125 = fieldNorm(doc=3148)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Type
- a
-
Belkin, N.J.: ¬The problem of 'matching' in information retrieval (1980)
0.00
0.0018103927 = product of:
0.0036207854 = sum of:
0.0036207854 = product of:
0.007241571 = sum of:
0.007241571 = weight(_text_:a in 1329) [ClassicSimilarity], result of:
0.007241571 = score(doc=1329,freq=2.0), product of:
0.047369577 = queryWeight, product of:
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.041082088 = queryNorm
0.15287387 = fieldWeight in 1329, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.09375 = fieldNorm(doc=1329)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Type
- a
-
Daniels, P.J.; Brooks, H.M.; Belkin, N.J.: Using problem structures for driving human-computer dialogues (1985)
0.00
0.0015086605 = product of:
0.003017321 = sum of:
0.003017321 = product of:
0.006034642 = sum of:
0.006034642 = weight(_text_:a in 1929) [ClassicSimilarity], result of:
0.006034642 = score(doc=1929,freq=2.0), product of:
0.047369577 = queryWeight, product of:
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.041082088 = queryNorm
0.12739488 = fieldWeight in 1929, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.078125 = fieldNorm(doc=1929)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Type
- a
