-
Ballard, T.; Grimaldi, A.: Improve OPAC searching by reducing tagging errors in MARC records (1997)
0.03
0.029142715 = product of:
0.05828543 = sum of:
0.05828543 = sum of:
0.008403999 = weight(_text_:e in 695) [ClassicSimilarity], result of:
0.008403999 = score(doc=695,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.12704675 = fieldWeight in 695, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0625 = fieldNorm(doc=695)
0.049881432 = weight(_text_:22 in 695) [ClassicSimilarity], result of:
0.049881432 = score(doc=695,freq=2.0), product of:
0.1611569 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.04602077 = queryNorm
0.30952093 = fieldWeight in 695, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0625 = fieldNorm(doc=695)
0.5 = coord(1/2)
- Date
- 6. 3.1997 16:22:15
- Language
- e
-
Ballard, T.: Spelling and typographical errors in library databases (1992)
0.00
0.0026262498 = product of:
0.0052524996 = sum of:
0.0052524996 = product of:
0.010504999 = sum of:
0.010504999 = weight(_text_:e in 5971) [ClassicSimilarity], result of:
0.010504999 = score(doc=5971,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.15880844 = fieldWeight in 5971, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.078125 = fieldNorm(doc=5971)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Ballard, T.: Comparative searching styles of patrons and staff (1994)
0.00
0.0021009997 = product of:
0.0042019994 = sum of:
0.0042019994 = product of:
0.008403999 = sum of:
0.008403999 = weight(_text_:e in 8501) [ClassicSimilarity], result of:
0.008403999 = score(doc=8501,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.12704675 = fieldWeight in 8501, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0625 = fieldNorm(doc=8501)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Ballard, T.: Library systems : transaction log fever; analyzing patron searches can reveal solutions to increase search success (1996)
0.00
0.0021009997 = product of:
0.0042019994 = sum of:
0.0042019994 = product of:
0.008403999 = sum of:
0.008403999 = weight(_text_:e in 5761) [ClassicSimilarity], result of:
0.008403999 = score(doc=5761,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.12704675 = fieldWeight in 5761, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0625 = fieldNorm(doc=5761)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Ballard, T.; Smith, J.: ¬The human interface : an ongoing study of OPAC usage at Adelphi University (1992)
0.00
0.0021009997 = product of:
0.0042019994 = sum of:
0.0042019994 = product of:
0.008403999 = sum of:
0.008403999 = weight(_text_:e in 1590) [ClassicSimilarity], result of:
0.008403999 = score(doc=1590,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.12704675 = fieldWeight in 1590, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0625 = fieldNorm(doc=1590)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Ballard, T.: Online catalogs : finding the weakest link: maintaining Web links in MARC records requires quality control decisions (1998)
0.00
0.0021009997 = product of:
0.0042019994 = sum of:
0.0042019994 = product of:
0.008403999 = sum of:
0.008403999 = weight(_text_:e in 2594) [ClassicSimilarity], result of:
0.008403999 = score(doc=2594,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.12704675 = fieldWeight in 2594, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0625 = fieldNorm(doc=2594)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Ballard, T.; Lifshin, A.: Prediction of OPAC spelling errors through a keyword inventory (1992)
0.00
0.0018383748 = product of:
0.0036767495 = sum of:
0.0036767495 = product of:
0.007353499 = sum of:
0.007353499 = weight(_text_:e in 1499) [ClassicSimilarity], result of:
0.007353499 = score(doc=1499,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.1111659 = fieldWeight in 1499, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0546875 = fieldNorm(doc=1499)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e