Search (2 results, page 1 of 1)
- Did you mean:
- author's%3a%22Erdelez%2c S.%22 2
- authors%3a%22Erdelez%2c S.%22 2
-
Agata, T.: ¬A measure for evaluating search engines on the World Wide Web : retrieval test with ESL (Expected Search Length) (1997)
0.00
0.0018048285 = product of: 0.003609657 = sum of: 0.003609657 = product of: 0.007219314 = sum of: 0.007219314 = weight(_text_:s in 3892) [ClassicSimilarity], result of: 0.007219314 = score(doc=3892,freq=2.0), product of: 0.05008241 = queryWeight, product of: 1.0872376 = idf(docFreq=40523, maxDocs=44218) 0.046063907 = queryNorm 0.14414869 = fieldWeight in 3892, product of: 1.4142135 = tf(freq=2.0), with freq of: 2.0 = termFreq=2.0 1.0872376 = idf(docFreq=40523, maxDocs=44218) 0.09375 = fieldNorm(doc=3892) 0.5 = coord(1/2) 0.5 = coord(1/2)
- Source
- Library and information science. 1997, no.37, S.1-11
-
Clarke, S.J.; Willett, P.: Estimating the recall performance of Web search engines (1997)
0.00
0.001203219 = product of: 0.002406438 = sum of: 0.002406438 = product of: 0.004812876 = sum of: 0.004812876 = weight(_text_:s in 760) [ClassicSimilarity], result of: 0.004812876 = score(doc=760,freq=2.0), product of: 0.05008241 = queryWeight, product of: 1.0872376 = idf(docFreq=40523, maxDocs=44218) 0.046063907 = queryNorm 0.09609913 = fieldWeight in 760, product of: 1.4142135 = tf(freq=2.0), with freq of: 2.0 = termFreq=2.0 1.0872376 = idf(docFreq=40523, maxDocs=44218) 0.0625 = fieldNorm(doc=760) 0.5 = coord(1/2) 0.5 = coord(1/2)
- Source
- Aslib proceedings. 49(1997) no.7, S.184-189
Authors
- Agata, T. 1
- Clarke, S.J. 1
- Willett, P. 1