-
Harper, D.J.: Relevance feedback in document retrieval (1980)
0.11
0.10990593 = product of:
0.21981186 = sum of:
0.21981186 = product of:
0.4396237 = sum of:
0.4396237 = weight(_text_:d.j in 5867) [ClassicSimilarity], result of:
0.4396237 = score(doc=5867,freq=2.0), product of:
0.29605126 = queryWeight, product of:
6.7201533 = idf(docFreq=144, maxDocs=44218)
0.044054244 = queryNorm
1.484958 = fieldWeight in 5867, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
6.7201533 = idf(docFreq=144, maxDocs=44218)
0.15625 = fieldNorm(doc=5867)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Croft, W.B.; Harper, D.J.: Using probabilistic models of document retrieval without relevance information (1979)
0.04
0.04396237 = product of:
0.08792474 = sum of:
0.08792474 = product of:
0.17584948 = sum of:
0.17584948 = weight(_text_:d.j in 4520) [ClassicSimilarity], result of:
0.17584948 = score(doc=4520,freq=2.0), product of:
0.29605126 = queryWeight, product of:
6.7201533 = idf(docFreq=144, maxDocs=44218)
0.044054244 = queryNorm
0.59398323 = fieldWeight in 4520, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
6.7201533 = idf(docFreq=144, maxDocs=44218)
0.0625 = fieldNorm(doc=4520)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Hendry, D.G.; Harper, D.J.: Coordinating information-seeking on interactive displays : a study in retrieval modelling and image indexing (1995)
0.04
0.038467076 = product of:
0.07693415 = sum of:
0.07693415 = product of:
0.1538683 = sum of:
0.1538683 = weight(_text_:d.j in 4488) [ClassicSimilarity], result of:
0.1538683 = score(doc=4488,freq=2.0), product of:
0.29605126 = queryWeight, product of:
6.7201533 = idf(docFreq=144, maxDocs=44218)
0.044054244 = queryNorm
0.51973534 = fieldWeight in 4488, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
6.7201533 = idf(docFreq=144, maxDocs=44218)
0.0546875 = fieldNorm(doc=4488)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Jose, J.M.; Harper, D.J.: ¬An integrated approach to image retrieval (1995)
0.04
0.038467076 = product of:
0.07693415 = sum of:
0.07693415 = product of:
0.1538683 = sum of:
0.1538683 = weight(_text_:d.j in 5809) [ClassicSimilarity], result of:
0.1538683 = score(doc=5809,freq=2.0), product of:
0.29605126 = queryWeight, product of:
6.7201533 = idf(docFreq=144, maxDocs=44218)
0.044054244 = queryNorm
0.51973534 = fieldWeight in 5809, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
6.7201533 = idf(docFreq=144, maxDocs=44218)
0.0546875 = fieldNorm(doc=5809)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Hendry, D.G.; Harper, D.J.: ¬An informal information-seeking environment (1997)
0.04
0.038467076 = product of:
0.07693415 = sum of:
0.07693415 = product of:
0.1538683 = sum of:
0.1538683 = weight(_text_:d.j in 1476) [ClassicSimilarity], result of:
0.1538683 = score(doc=1476,freq=2.0), product of:
0.29605126 = queryWeight, product of:
6.7201533 = idf(docFreq=144, maxDocs=44218)
0.044054244 = queryNorm
0.51973534 = fieldWeight in 1476, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
6.7201533 = idf(docFreq=144, maxDocs=44218)
0.0546875 = fieldNorm(doc=1476)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Muresan, G.; Harper, D.J.: Topic modeling for mediated access to very large document collections (2004)
0.03
0.027476482 = product of:
0.054952964 = sum of:
0.054952964 = product of:
0.10990593 = sum of:
0.10990593 = weight(_text_:d.j in 2507) [ClassicSimilarity], result of:
0.10990593 = score(doc=2507,freq=2.0), product of:
0.29605126 = queryWeight, product of:
6.7201533 = idf(docFreq=144, maxDocs=44218)
0.044054244 = queryNorm
0.3712395 = fieldWeight in 2507, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
6.7201533 = idf(docFreq=144, maxDocs=44218)
0.0390625 = fieldNorm(doc=2507)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Kelly, D.; Harper, D.J.; Landau, B.: Questionnaire mode effects in interactive information retrieval experiments (2008)
0.03
0.027476482 = product of:
0.054952964 = sum of:
0.054952964 = product of:
0.10990593 = sum of:
0.10990593 = weight(_text_:d.j in 2029) [ClassicSimilarity], result of:
0.10990593 = score(doc=2029,freq=2.0), product of:
0.29605126 = queryWeight, product of:
6.7201533 = idf(docFreq=144, maxDocs=44218)
0.044054244 = queryNorm
0.3712395 = fieldWeight in 2029, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
6.7201533 = idf(docFreq=144, maxDocs=44218)
0.0390625 = fieldNorm(doc=2029)
0.5 = coord(1/2)
0.5 = coord(1/2)