-
Bushallow-Wilbur, L.; DeVinney, G; Whitcomb, F.: Electronic mail reference service : a study (1996)
0.95
0.9503635 = sum of:
0.9503635 = sum of:
0.22010292 = weight(abstract_txt:reference in 5090) [ClassicSimilarity], result of:
0.22010292 = score(doc=5090,freq=3.0), product of:
0.36448234 = queryWeight, product of:
4.46271 = idf(docFreq=1385, maxDocs=44218)
0.08167288 = queryNorm
0.60387814 = fieldWeight in 5090, product of:
1.7320508 = tf(freq=3.0), with freq of:
3.0 = termFreq=3.0
4.46271 = idf(docFreq=1385, maxDocs=44218)
0.078125 = fieldNorm(doc=5090)
0.19339666 = weight(abstract_txt:service in 5090) [ClassicSimilarity], result of:
0.19339666 = score(doc=5090,freq=2.0), product of:
0.38275632 = queryWeight, product of:
1.0247618 = boost
4.5732145 = idf(docFreq=1240, maxDocs=44218)
0.08167288 = queryNorm
0.5052736 = fieldWeight in 5090, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.5732145 = idf(docFreq=1240, maxDocs=44218)
0.078125 = fieldNorm(doc=5090)
0.2530705 = weight(abstract_txt:towards in 5090) [ClassicSimilarity], result of:
0.2530705 = score(doc=5090,freq=1.0), product of:
0.5769357 = queryWeight, product of:
1.2581298 = boost
5.6146684 = idf(docFreq=437, maxDocs=44218)
0.08167288 = queryNorm
0.43864596 = fieldWeight in 5090, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.6146684 = idf(docFreq=437, maxDocs=44218)
0.078125 = fieldNorm(doc=5090)
0.28379345 = weight(abstract_txt:virtual in 5090) [ClassicSimilarity], result of:
0.28379345 = score(doc=5090,freq=1.0), product of:
0.62273216 = queryWeight, product of:
1.3071108 = boost
5.8332562 = idf(docFreq=351, maxDocs=44218)
0.08167288 = queryNorm
0.45572314 = fieldWeight in 5090, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.8332562 = idf(docFreq=351, maxDocs=44218)
0.078125 = fieldNorm(doc=5090)
-
Godfrey, K.: ¬A new world for virtual reference (2008)
0.90
0.8956089 = sum of:
0.8956089 = product of:
1.1941452 = sum of:
0.3214809 = weight(abstract_txt:reference in 2602) [ClassicSimilarity], result of:
0.3214809 = score(doc=2602,freq=10.0), product of:
0.36448234 = queryWeight, product of:
4.46271 = idf(docFreq=1385, maxDocs=44218)
0.08167288 = queryNorm
0.8820205 = fieldWeight in 2602, product of:
3.1622777 = tf(freq=10.0), with freq of:
10.0 = termFreq=10.0
4.46271 = idf(docFreq=1385, maxDocs=44218)
0.0625 = fieldNorm(doc=2602)
0.15471733 = weight(abstract_txt:service in 2602) [ClassicSimilarity], result of:
0.15471733 = score(doc=2602,freq=2.0), product of:
0.38275632 = queryWeight, product of:
1.0247618 = boost
4.5732145 = idf(docFreq=1240, maxDocs=44218)
0.08167288 = queryNorm
0.40421888 = fieldWeight in 2602, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.5732145 = idf(docFreq=1240, maxDocs=44218)
0.0625 = fieldNorm(doc=2602)
0.717947 = weight(abstract_txt:virtual in 2602) [ClassicSimilarity], result of:
0.717947 = score(doc=2602,freq=10.0), product of:
0.62273216 = queryWeight, product of:
1.3071108 = boost
5.8332562 = idf(docFreq=351, maxDocs=44218)
0.08167288 = queryNorm
1.1528986 = fieldWeight in 2602, product of:
3.1622777 = tf(freq=10.0), with freq of:
10.0 = termFreq=10.0
5.8332562 = idf(docFreq=351, maxDocs=44218)
0.0625 = fieldNorm(doc=2602)
0.75 = coord(3/4)
-
Barry, E.; Bedoya, J.K.; Groom, C.; Patterson, L.: Virtual reference in UK academic libraries : the virtual enquiry project 2008-2009 (2010)
0.84
0.84419703 = sum of:
0.84419703 = product of:
1.125596 = sum of:
0.25415295 = weight(abstract_txt:reference in 2966) [ClassicSimilarity], result of:
0.25415295 = score(doc=2966,freq=4.0), product of:
0.36448234 = queryWeight, product of:
4.46271 = idf(docFreq=1385, maxDocs=44218)
0.08167288 = queryNorm
0.6972984 = fieldWeight in 2966, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
4.46271 = idf(docFreq=1385, maxDocs=44218)
0.078125 = fieldNorm(doc=2966)
0.23686156 = weight(abstract_txt:service in 2966) [ClassicSimilarity], result of:
0.23686156 = score(doc=2966,freq=3.0), product of:
0.38275632 = queryWeight, product of:
1.0247618 = boost
4.5732145 = idf(docFreq=1240, maxDocs=44218)
0.08167288 = queryNorm
0.6188312 = fieldWeight in 2966, product of:
1.7320508 = tf(freq=3.0), with freq of:
3.0 = termFreq=3.0
4.5732145 = idf(docFreq=1240, maxDocs=44218)
0.078125 = fieldNorm(doc=2966)
0.6345815 = weight(abstract_txt:virtual in 2966) [ClassicSimilarity], result of:
0.6345815 = score(doc=2966,freq=5.0), product of:
0.62273216 = queryWeight, product of:
1.3071108 = boost
5.8332562 = idf(docFreq=351, maxDocs=44218)
0.08167288 = queryNorm
1.019028 = fieldWeight in 2966, product of:
2.236068 = tf(freq=5.0), with freq of:
5.0 = termFreq=5.0
5.8332562 = idf(docFreq=351, maxDocs=44218)
0.078125 = fieldNorm(doc=2966)
0.75 = coord(3/4)
-
Hixson, C.R.: CD-ROM and the undergraduate : reference and instruction at risk (1993)
0.70
0.7031276 = sum of:
0.7031276 = product of:
0.93750346 = sum of:
0.2515986 = weight(abstract_txt:reference in 6693) [ClassicSimilarity], result of:
0.2515986 = score(doc=6693,freq=2.0), product of:
0.36448234 = queryWeight, product of:
4.46271 = idf(docFreq=1385, maxDocs=44218)
0.08167288 = queryNorm
0.6902902 = fieldWeight in 6693, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.46271 = idf(docFreq=1385, maxDocs=44218)
0.109375 = fieldNorm(doc=6693)
0.33160618 = weight(abstract_txt:service in 6693) [ClassicSimilarity], result of:
0.33160618 = score(doc=6693,freq=3.0), product of:
0.38275632 = queryWeight, product of:
1.0247618 = boost
4.5732145 = idf(docFreq=1240, maxDocs=44218)
0.08167288 = queryNorm
0.8663637 = fieldWeight in 6693, product of:
1.7320508 = tf(freq=3.0), with freq of:
3.0 = termFreq=3.0
4.5732145 = idf(docFreq=1240, maxDocs=44218)
0.109375 = fieldNorm(doc=6693)
0.3542987 = weight(abstract_txt:towards in 6693) [ClassicSimilarity], result of:
0.3542987 = score(doc=6693,freq=1.0), product of:
0.5769357 = queryWeight, product of:
1.2581298 = boost
5.6146684 = idf(docFreq=437, maxDocs=44218)
0.08167288 = queryNorm
0.61410433 = fieldWeight in 6693, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.6146684 = idf(docFreq=437, maxDocs=44218)
0.109375 = fieldNorm(doc=6693)
0.75 = coord(3/4)
-
Bucknall, T.; Mangrum, R.: U-search : a user study of the CD-ROM service at the University of North Carolina at Chapel Hill (1992)
0.69
0.6882524 = sum of:
0.6882524 = product of:
0.91766983 = sum of:
0.20332237 = weight(abstract_txt:reference in 3640) [ClassicSimilarity], result of:
0.20332237 = score(doc=3640,freq=1.0), product of:
0.36448234 = queryWeight, product of:
4.46271 = idf(docFreq=1385, maxDocs=44218)
0.08167288 = queryNorm
0.55783874 = fieldWeight in 3640, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
4.46271 = idf(docFreq=1385, maxDocs=44218)
0.125 = fieldNorm(doc=3640)
0.30943465 = weight(abstract_txt:service in 3640) [ClassicSimilarity], result of:
0.30943465 = score(doc=3640,freq=2.0), product of:
0.38275632 = queryWeight, product of:
1.0247618 = boost
4.5732145 = idf(docFreq=1240, maxDocs=44218)
0.08167288 = queryNorm
0.80843776 = fieldWeight in 3640, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.5732145 = idf(docFreq=1240, maxDocs=44218)
0.125 = fieldNorm(doc=3640)
0.40491283 = weight(abstract_txt:towards in 3640) [ClassicSimilarity], result of:
0.40491283 = score(doc=3640,freq=1.0), product of:
0.5769357 = queryWeight, product of:
1.2581298 = boost
5.6146684 = idf(docFreq=437, maxDocs=44218)
0.08167288 = queryNorm
0.70183355 = fieldWeight in 3640, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.6146684 = idf(docFreq=437, maxDocs=44218)
0.125 = fieldNorm(doc=3640)
0.75 = coord(3/4)