Olvera Lobo, M.D.: Rendimiento de los sistemas de recuperacion de informacion en al World Wide Web : revision metodologica (2000)
0.05
0.04953496 = product of:
0.14860488 = sum of:
0.09633918 = weight(_text_:wide in 3448) [ClassicSimilarity], result of:
0.09633918 = score(doc=3448,freq=2.0), product of:
0.19679762 = queryWeight, product of:
4.4307585 = idf(docFreq=1430, maxDocs=44218)
0.044416238 = queryNorm
0.48953426 = fieldWeight in 3448, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.4307585 = idf(docFreq=1430, maxDocs=44218)
0.078125 = fieldNorm(doc=3448)
0.052265707 = weight(_text_:web in 3448) [ClassicSimilarity], result of:
0.052265707 = score(doc=3448,freq=2.0), product of:
0.14495286 = queryWeight, product of:
3.2635105 = idf(docFreq=4597, maxDocs=44218)
0.044416238 = queryNorm
0.36057037 = fieldWeight in 3448, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.2635105 = idf(docFreq=4597, maxDocs=44218)
0.078125 = fieldNorm(doc=3448)
0.33333334 = coord(2/6)