Sacchanand, C.; Jaroenpuntaruk, V.: Development of a web-based self-training package for information retrieval using the distance education approach (2006)
0.02
0.01721192 = product of:
0.06884768 = sum of:
0.06884768 = weight(_text_:c in 651) [ClassicSimilarity], result of:
0.06884768 = score(doc=651,freq=2.0), product of:
0.1505424 = queryWeight, product of:
3.4494052 = idf(docFreq=3817, maxDocs=44218)
0.043643 = queryNorm
0.45733082 = fieldWeight in 651, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.4494052 = idf(docFreq=3817, maxDocs=44218)
0.09375 = fieldNorm(doc=651)
0.25 = coord(1/4)
