Leighton, H.V.: Performance of four World Wide Web (WWW) index services : Infoseek, Lycos, WebCrawler and WWWWorm (1995)
0.01
0.0060372306 = product of:
0.030186152 = sum of:
0.030186152 = product of:
0.090558454 = sum of:
0.090558454 = weight(_text_:f in 3168) [ClassicSimilarity], result of:
0.090558454 = score(doc=3168,freq=4.0), product of:
0.12117521 = queryWeight, product of:
3.985786 = idf(docFreq=2232, maxDocs=44218)
0.030401835 = queryNorm
0.74733484 = fieldWeight in 3168, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.985786 = idf(docFreq=2232, maxDocs=44218)
0.09375 = fieldNorm(doc=3168)
0.33333334 = coord(1/3)
0.2 = coord(1/5)
- Source
- http://www.winona.msus.edu/services-f/library-f/webind.htm