-
Craven, T.C.: Changing technologies: impact on information: the case of string indexing (1985)
0.00
0.0017582354 = product of:
0.0035164708 = sum of:
0.0035164708 = product of:
0.010549412 = sum of:
0.010549412 = weight(_text_:s in 1348) [ClassicSimilarity], result of:
0.010549412 = score(doc=1348,freq=2.0), product of:
0.054888178 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.05048407 = queryNorm
0.19219826 = fieldWeight in 1348, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.125 = fieldNorm(doc=1348)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
- Source
- Indexer. 14(1985), S.225-256
-
Craven, T.C.: NEPHIS: a nested phrase indexing system (1977)
0.00
0.001538456 = product of:
0.003076912 = sum of:
0.003076912 = product of:
0.009230736 = sum of:
0.009230736 = weight(_text_:s in 1333) [ClassicSimilarity], result of:
0.009230736 = score(doc=1333,freq=2.0), product of:
0.054888178 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.05048407 = queryNorm
0.16817348 = fieldWeight in 1333, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.109375 = fieldNorm(doc=1333)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
- Source
- Journal of the American Society for Information Science. 28(1977), S.107-114
-
Craven, T.C.: ¬An online index entry format based on multiple search terms (1987)
0.00
0.0010988972 = product of:
0.0021977944 = sum of:
0.0021977944 = product of:
0.006593383 = sum of:
0.006593383 = weight(_text_:s in 438) [ClassicSimilarity], result of:
0.006593383 = score(doc=438,freq=2.0), product of:
0.054888178 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.05048407 = queryNorm
0.120123915 = fieldWeight in 438, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.078125 = fieldNorm(doc=438)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
- Source
- Journal of documentation. 43(1987), S.46-53
-
Craven, T.C.: Adapting of string indexing systems for retrieval using proximity operators (1988)
0.00
8.791177E-4 = product of:
0.0017582354 = sum of:
0.0017582354 = product of:
0.005274706 = sum of:
0.005274706 = weight(_text_:s in 705) [ClassicSimilarity], result of:
0.005274706 = score(doc=705,freq=2.0), product of:
0.054888178 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.05048407 = queryNorm
0.09609913 = fieldWeight in 705, 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=705)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
- Source
- Information processing and management. 24(1988), S.133-140