-
Wu, C.-J.: Experiments on using the Dublin Core to reduce the retrieval error ratio (1998)
0.00
0.00394564 = product of:
0.027619477 = sum of:
0.027619477 = weight(_text_:j in 5201) [ClassicSimilarity], result of:
0.027619477 = score(doc=5201,freq=2.0), product of:
0.11238991 = queryWeight, product of:
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.035370585 = queryNorm
0.24574696 = fieldWeight in 5201, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.0546875 = fieldNorm(doc=5201)
0.14285715 = coord(1/7)
-
Yiqun, W.; Zhonghui, Z.; Li, Z.: Experimental study of machine factors and cognitive abilities of users (1998)
0.00
0.0032429697 = product of:
0.022700787 = sum of:
0.022700787 = product of:
0.045401573 = sum of:
0.045401573 = weight(_text_:w in 5225) [ClassicSimilarity], result of:
0.045401573 = score(doc=5225,freq=2.0), product of:
0.13479044 = queryWeight, product of:
3.8108058 = idf(docFreq=2659, maxDocs=44218)
0.035370585 = queryNorm
0.33683082 = fieldWeight in 5225, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.8108058 = idf(docFreq=2659, maxDocs=44218)
0.0625 = fieldNorm(doc=5225)
0.5 = coord(1/2)
0.14285715 = coord(1/7)
-
Tseng, Y.-H.: Solving vocabulary problems with interactive query expansion (1998)
0.00
0.0029929157 = product of:
0.020950409 = sum of:
0.020950409 = weight(_text_:u in 5159) [ClassicSimilarity], result of:
0.020950409 = score(doc=5159,freq=2.0), product of:
0.11581901 = queryWeight, product of:
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.035370585 = queryNorm
0.1808892 = fieldWeight in 5159, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.0390625 = fieldNorm(doc=5159)
0.14285715 = coord(1/7)
- Theme
- Semantisches Umfeld in Indexierung u. Retrieval