-
Cherry, J.M.; Yuan, W.; Clinton, M.: Evaluating the effectiveness of a concept-based computer tutorial for OPAC users (1994)
0.26
0.25650308 = sum of:
0.25650308 = product of:
1.2825153 = sum of:
0.037369028 = weight(abstract_txt:evaluate in 8495) [ClassicSimilarity], result of:
0.037369028 = score(doc=8495,freq=1.0), product of:
0.08976365 = queryWeight, product of:
1.0658536 = boost
5.3287 = idf(docFreq=582, maxDocs=44218)
0.015804533 = queryNorm
0.4163047 = fieldWeight in 8495, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.3287 = idf(docFreq=582, maxDocs=44218)
0.078125 = fieldNorm(doc=8495)
0.04797631 = weight(abstract_txt:showed in 8495) [ClassicSimilarity], result of:
0.04797631 = score(doc=8495,freq=1.0), product of:
0.10603369 = queryWeight, product of:
1.1584285 = boost
5.7915254 = idf(docFreq=366, maxDocs=44218)
0.015804533 = queryNorm
0.4524629 = fieldWeight in 8495, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.7915254 = idf(docFreq=366, maxDocs=44218)
0.078125 = fieldNorm(doc=8495)
0.12186617 = weight(abstract_txt:instruction in 8495) [ClassicSimilarity], result of:
0.12186617 = score(doc=8495,freq=4.0), product of:
0.12435447 = queryWeight, product of:
1.2545213 = boost
6.2719374 = idf(docFreq=226, maxDocs=44218)
0.015804533 = queryNorm
0.97999024 = fieldWeight in 8495, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
6.2719374 = idf(docFreq=226, maxDocs=44218)
0.078125 = fieldNorm(doc=8495)
0.14896826 = weight(abstract_txt:students in 8495) [ClassicSimilarity], result of:
0.14896826 = score(doc=8495,freq=4.0), product of:
0.19295165 = queryWeight, product of:
2.4708226 = boost
4.9411182 = idf(docFreq=858, maxDocs=44218)
0.015804533 = queryNorm
0.7720497 = fieldWeight in 8495, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
4.9411182 = idf(docFreq=858, maxDocs=44218)
0.078125 = fieldNorm(doc=8495)
0.92633545 = weight(abstract_txt:tutorial in 8495) [ClassicSimilarity], result of:
0.92633545 = score(doc=8495,freq=5.0), product of:
0.67759603 = queryWeight, product of:
5.4785643 = boost
7.825686 = idf(docFreq=47, maxDocs=44218)
0.015804533 = queryNorm
1.3670911 = fieldWeight in 8495, product of:
2.236068 = tf(freq=5.0), with freq of:
5.0 = termFreq=5.0
7.825686 = idf(docFreq=47, maxDocs=44218)
0.078125 = fieldNorm(doc=8495)
0.2 = coord(5/25)
-
Leach, B.: Computer-based CD-ROM tutorials : providing effective on-demand instruction (1993)
0.20
0.20411654 = sum of:
0.20411654 = product of:
1.0205827 = sum of:
0.044842836 = weight(abstract_txt:evaluate in 509) [ClassicSimilarity], result of:
0.044842836 = score(doc=509,freq=1.0), product of:
0.08976365 = queryWeight, product of:
1.0658536 = boost
5.3287 = idf(docFreq=582, maxDocs=44218)
0.015804533 = queryNorm
0.49956563 = fieldWeight in 509, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.3287 = idf(docFreq=582, maxDocs=44218)
0.09375 = fieldNorm(doc=509)
0.10340687 = weight(abstract_txt:instruction in 509) [ClassicSimilarity], result of:
0.10340687 = score(doc=509,freq=2.0), product of:
0.12435447 = queryWeight, product of:
1.2545213 = boost
6.2719374 = idf(docFreq=226, maxDocs=44218)
0.015804533 = queryNorm
0.8315493 = fieldWeight in 509, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
6.2719374 = idf(docFreq=226, maxDocs=44218)
0.09375 = fieldNorm(doc=509)
0.07991285 = weight(abstract_txt:student in 509) [ClassicSimilarity], result of:
0.07991285 = score(doc=509,freq=1.0), product of:
0.13194194 = queryWeight, product of:
1.2922269 = boost
6.4604454 = idf(docFreq=187, maxDocs=44218)
0.015804533 = queryNorm
0.60566676 = fieldWeight in 509, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
6.4604454 = idf(docFreq=187, maxDocs=44218)
0.09375 = fieldNorm(doc=509)
0.08938096 = weight(abstract_txt:students in 509) [ClassicSimilarity], result of:
0.08938096 = score(doc=509,freq=1.0), product of:
0.19295165 = queryWeight, product of:
2.4708226 = boost
4.9411182 = idf(docFreq=858, maxDocs=44218)
0.015804533 = queryNorm
0.46322984 = fieldWeight in 509, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
4.9411182 = idf(docFreq=858, maxDocs=44218)
0.09375 = fieldNorm(doc=509)
0.70303917 = weight(abstract_txt:tutorial in 509) [ClassicSimilarity], result of:
0.70303917 = score(doc=509,freq=2.0), product of:
0.67759603 = queryWeight, product of:
5.4785643 = boost
7.825686 = idf(docFreq=47, maxDocs=44218)
0.015804533 = queryNorm
1.0375491 = fieldWeight in 509, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
7.825686 = idf(docFreq=47, maxDocs=44218)
0.09375 = fieldNorm(doc=509)
0.2 = coord(5/25)
-
Freeman, H.; Rouse, R.; Hilton, A.: Making the most of electronic databases : computer based tutorials for CD-ROM network (1995)
0.19
0.19345072 = sum of:
0.19345072 = product of:
0.96725357 = sum of:
0.028690513 = weight(abstract_txt:through in 4092) [ClassicSimilarity], result of:
0.028690513 = score(doc=4092,freq=1.0), product of:
0.07629471 = queryWeight, product of:
1.2034836 = boost
4.011184 = idf(docFreq=2176, maxDocs=44218)
0.015804533 = queryNorm
0.3760485 = fieldWeight in 4092, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
4.011184 = idf(docFreq=2176, maxDocs=44218)
0.09375 = fieldNorm(doc=4092)
0.07991285 = weight(abstract_txt:student in 4092) [ClassicSimilarity], result of:
0.07991285 = score(doc=4092,freq=1.0), product of:
0.13194194 = queryWeight, product of:
1.2922269 = boost
6.4604454 = idf(docFreq=187, maxDocs=44218)
0.015804533 = queryNorm
0.60566676 = fieldWeight in 4092, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
6.4604454 = idf(docFreq=187, maxDocs=44218)
0.09375 = fieldNorm(doc=4092)
0.029207254 = weight(abstract_txt:online in 4092) [ClassicSimilarity], result of:
0.029207254 = score(doc=4092,freq=1.0), product of:
0.084978476 = queryWeight, product of:
1.4666172 = boost
3.6661522 = idf(docFreq=3073, maxDocs=44218)
0.015804533 = queryNorm
0.34370178 = fieldWeight in 4092, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
3.6661522 = idf(docFreq=3073, maxDocs=44218)
0.09375 = fieldNorm(doc=4092)
0.12640376 = weight(abstract_txt:students in 4092) [ClassicSimilarity], result of:
0.12640376 = score(doc=4092,freq=2.0), product of:
0.19295165 = queryWeight, product of:
2.4708226 = boost
4.9411182 = idf(docFreq=858, maxDocs=44218)
0.015804533 = queryNorm
0.6551059 = fieldWeight in 4092, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.9411182 = idf(docFreq=858, maxDocs=44218)
0.09375 = fieldNorm(doc=4092)
0.70303917 = weight(abstract_txt:tutorial in 4092) [ClassicSimilarity], result of:
0.70303917 = score(doc=4092,freq=2.0), product of:
0.67759603 = queryWeight, product of:
5.4785643 = boost
7.825686 = idf(docFreq=47, maxDocs=44218)
0.015804533 = queryNorm
1.0375491 = fieldWeight in 4092, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
7.825686 = idf(docFreq=47, maxDocs=44218)
0.09375 = fieldNorm(doc=4092)
0.2 = coord(5/25)
-
Huang, M.-h.: Error analysis of end users in online searching (1995)
0.16
0.1621612 = sum of:
0.1621612 = product of:
0.6756717 = sum of:
0.016036183 = weight(abstract_txt:with in 153) [ClassicSimilarity], result of:
0.016036183 = score(doc=153,freq=3.0), product of:
0.03950712 = queryWeight, product of:
2.4997334 = idf(docFreq=9868, maxDocs=44218)
0.015804533 = queryNorm
0.4059061 = fieldWeight in 153, product of:
1.7320508 = tf(freq=3.0), with freq of:
3.0 = termFreq=3.0
2.4997334 = idf(docFreq=9868, maxDocs=44218)
0.09375 = fieldNorm(doc=153)
0.07311969 = weight(abstract_txt:instruction in 153) [ClassicSimilarity], result of:
0.07311969 = score(doc=153,freq=1.0), product of:
0.12435447 = queryWeight, product of:
1.2545213 = boost
6.2719374 = idf(docFreq=226, maxDocs=44218)
0.015804533 = queryNorm
0.5879941 = fieldWeight in 153, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
6.2719374 = idf(docFreq=226, maxDocs=44218)
0.09375 = fieldNorm(doc=153)
0.041305292 = weight(abstract_txt:online in 153) [ClassicSimilarity], result of:
0.041305292 = score(doc=153,freq=2.0), product of:
0.084978476 = queryWeight, product of:
1.4666172 = boost
3.6661522 = idf(docFreq=3073, maxDocs=44218)
0.015804533 = queryNorm
0.48606768 = fieldWeight in 153, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.6661522 = idf(docFreq=3073, maxDocs=44218)
0.09375 = fieldNorm(doc=153)
0.08348305 = weight(abstract_txt:practice in 153) [ClassicSimilarity], result of:
0.08348305 = score(doc=153,freq=1.0), product of:
0.18436734 = queryWeight, product of:
2.4152346 = boost
4.829954 = idf(docFreq=959, maxDocs=44218)
0.015804533 = queryNorm
0.4528082 = fieldWeight in 153, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
4.829954 = idf(docFreq=959, maxDocs=44218)
0.09375 = fieldNorm(doc=153)
0.08938096 = weight(abstract_txt:students in 153) [ClassicSimilarity], result of:
0.08938096 = score(doc=153,freq=1.0), product of:
0.19295165 = queryWeight, product of:
2.4708226 = boost
4.9411182 = idf(docFreq=858, maxDocs=44218)
0.015804533 = queryNorm
0.46322984 = fieldWeight in 153, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
4.9411182 = idf(docFreq=858, maxDocs=44218)
0.09375 = fieldNorm(doc=153)
0.37234655 = weight(abstract_txt:errors in 153) [ClassicSimilarity], result of:
0.37234655 = score(doc=153,freq=5.0), product of:
0.2712002 = queryWeight, product of:
2.6200364 = boost
6.5493927 = idf(docFreq=171, maxDocs=44218)
0.015804533 = queryNorm
1.3729582 = fieldWeight in 153, product of:
2.236068 = tf(freq=5.0), with freq of:
5.0 = termFreq=5.0
6.5493927 = idf(docFreq=171, maxDocs=44218)
0.09375 = fieldNorm(doc=153)
0.24 = coord(6/25)
-
Cleary, J.S.: Asking the right question : formulating effective search strategies for electronic databases (1997)
0.14
0.13779828 = sum of:
0.13779828 = product of:
0.5741595 = sum of:
0.010801577 = weight(abstract_txt:with in 1550) [ClassicSimilarity], result of:
0.010801577 = score(doc=1550,freq=1.0), product of:
0.03950712 = queryWeight, product of:
2.4997334 = idf(docFreq=9868, maxDocs=44218)
0.015804533 = queryNorm
0.27340835 = fieldWeight in 1550, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
2.4997334 = idf(docFreq=9868, maxDocs=44218)
0.109375 = fieldNorm(doc=1550)
0.025803497 = weight(abstract_txt:some in 1550) [ClassicSimilarity], result of:
0.025803497 = score(doc=1550,freq=1.0), product of:
0.064144105 = queryWeight, product of:
1.1034974 = boost
3.6779325 = idf(docFreq=3037, maxDocs=44218)
0.015804533 = queryNorm
0.40227386 = fieldWeight in 1550, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
3.6779325 = idf(docFreq=3037, maxDocs=44218)
0.109375 = fieldNorm(doc=1550)
0.08530631 = weight(abstract_txt:instruction in 1550) [ClassicSimilarity], result of:
0.08530631 = score(doc=1550,freq=1.0), product of:
0.12435447 = queryWeight, product of:
1.2545213 = boost
6.2719374 = idf(docFreq=226, maxDocs=44218)
0.015804533 = queryNorm
0.68599313 = fieldWeight in 1550, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
6.2719374 = idf(docFreq=226, maxDocs=44218)
0.109375 = fieldNorm(doc=1550)
0.25057343 = weight(abstract_txt:undergraduates in 1550) [ClassicSimilarity], result of:
0.25057343 = score(doc=1550,freq=1.0), product of:
0.29196292 = queryWeight, product of:
2.3542728 = boost
7.84674 = idf(docFreq=46, maxDocs=44218)
0.015804533 = queryNorm
0.85823715 = fieldWeight in 1550, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
7.84674 = idf(docFreq=46, maxDocs=44218)
0.109375 = fieldNorm(doc=1550)
0.09739688 = weight(abstract_txt:practice in 1550) [ClassicSimilarity], result of:
0.09739688 = score(doc=1550,freq=1.0), product of:
0.18436734 = queryWeight, product of:
2.4152346 = boost
4.829954 = idf(docFreq=959, maxDocs=44218)
0.015804533 = queryNorm
0.5282762 = fieldWeight in 1550, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
4.829954 = idf(docFreq=959, maxDocs=44218)
0.109375 = fieldNorm(doc=1550)
0.10427779 = weight(abstract_txt:students in 1550) [ClassicSimilarity], result of:
0.10427779 = score(doc=1550,freq=1.0), product of:
0.19295165 = queryWeight, product of:
2.4708226 = boost
4.9411182 = idf(docFreq=858, maxDocs=44218)
0.015804533 = queryNorm
0.54043484 = fieldWeight in 1550, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
4.9411182 = idf(docFreq=858, maxDocs=44218)
0.109375 = fieldNorm(doc=1550)
0.24 = coord(6/25)