-
Ardö, A.; Godby, J.; Houghton, A.; Koch, T.; Reighart, R.; Thompson, R.; Vizine-Goetz, D.: Browsing engineering resources on the Web : a general knowledge organization scheme (Dewey) vs. a special scheme (EI) (2000)
0.44
0.44092605 = sum of:
0.44092605 = product of:
1.1023151 = sum of:
0.08229821 = weight(abstract_txt:thesaurus in 1086) [ClassicSimilarity], result of:
0.08229821 = score(doc=1086,freq=1.0), product of:
0.16977707 = queryWeight, product of:
1.2316272 = boost
5.17059 = idf(docFreq=685, maxDocs=44421)
0.02665997 = queryNorm
0.48474282 = fieldWeight in 1086, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.17059 = idf(docFreq=685, maxDocs=44421)
0.09375 = fieldNorm(doc=1086)
0.07117246 = weight(abstract_txt:subject in 1086) [ClassicSimilarity], result of:
0.07117246 = score(doc=1086,freq=1.0), product of:
0.1941646 = queryWeight, product of:
1.8626866 = boost
3.9099448 = idf(docFreq=2419, maxDocs=44421)
0.02665997 = queryNorm
0.36655733 = fieldWeight in 1086, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
3.9099448 = idf(docFreq=2419, maxDocs=44421)
0.09375 = fieldNorm(doc=1086)
0.19682287 = weight(abstract_txt:classification in 1086) [ClassicSimilarity], result of:
0.19682287 = score(doc=1086,freq=3.0), product of:
0.3036238 = queryWeight, product of:
2.85278 = boost
3.9921594 = idf(docFreq=2228, maxDocs=44421)
0.02665997 = queryNorm
0.6482459 = fieldWeight in 1086, product of:
1.7320508 = tf(freq=3.0), with freq of:
3.0 = termFreq=3.0
3.9921594 = idf(docFreq=2228, maxDocs=44421)
0.09375 = fieldNorm(doc=1086)
0.75202155 = weight(abstract_txt:engineering in 1086) [ClassicSimilarity], result of:
0.75202155 = score(doc=1086,freq=4.0), product of:
0.67420614 = queryWeight, product of:
4.2510552 = boost
5.948895 = idf(docFreq=314, maxDocs=44421)
0.02665997 = queryNorm
1.1154178 = fieldWeight in 1086, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
5.948895 = idf(docFreq=314, maxDocs=44421)
0.09375 = fieldNorm(doc=1086)
0.4 = coord(4/10)
-
Sears' list of subject headings (2018)
0.40
0.39674813 = sum of:
0.39674813 = product of:
0.9918703 = sum of:
0.12327431 = weight(abstract_txt:subject in 652) [ClassicSimilarity], result of:
0.12327431 = score(doc=652,freq=3.0), product of:
0.1941646 = queryWeight, product of:
1.8626866 = boost
3.9099448 = idf(docFreq=2419, maxDocs=44421)
0.02665997 = queryNorm
0.6348959 = fieldWeight in 652, product of:
1.7320508 = tf(freq=3.0), with freq of:
3.0 = termFreq=3.0
3.9099448 = idf(docFreq=2419, maxDocs=44421)
0.09375 = fieldNorm(doc=652)
0.093451045 = weight(abstract_txt:technology in 652) [ClassicSimilarity], result of:
0.093451045 = score(doc=652,freq=1.0), product of:
0.23281889 = queryWeight, product of:
2.0396886 = boost
4.2814875 = idf(docFreq=1668, maxDocs=44421)
0.02665997 = queryNorm
0.40138945 = fieldWeight in 652, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
4.2814875 = idf(docFreq=1668, maxDocs=44421)
0.09375 = fieldNorm(doc=652)
0.39913416 = weight(abstract_txt:headings in 652) [ClassicSimilarity], result of:
0.39913416 = score(doc=652,freq=6.0), product of:
0.33728024 = queryWeight, product of:
2.4549928 = boost
5.1532483 = idf(docFreq=697, maxDocs=44421)
0.02665997 = queryNorm
1.1833903 = fieldWeight in 652, product of:
2.4494898 = tf(freq=6.0), with freq of:
6.0 = termFreq=6.0
5.1532483 = idf(docFreq=697, maxDocs=44421)
0.09375 = fieldNorm(doc=652)
0.37601078 = weight(abstract_txt:engineering in 652) [ClassicSimilarity], result of:
0.37601078 = score(doc=652,freq=1.0), product of:
0.67420614 = queryWeight, product of:
4.2510552 = boost
5.948895 = idf(docFreq=314, maxDocs=44421)
0.02665997 = queryNorm
0.5577089 = fieldWeight in 652, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.948895 = idf(docFreq=314, maxDocs=44421)
0.09375 = fieldNorm(doc=652)
0.4 = coord(4/10)
-
Gödert, W.: Subject headings for mathematical literature (1980)
0.39
0.3925691 = sum of:
0.3925691 = product of:
0.7851382 = sum of:
0.08229821 = weight(abstract_txt:thesaurus in 660) [ClassicSimilarity], result of:
0.08229821 = score(doc=660,freq=1.0), product of:
0.16977707 = queryWeight, product of:
1.2316272 = boost
5.17059 = idf(docFreq=685, maxDocs=44421)
0.02665997 = queryNorm
0.48474282 = fieldWeight in 660, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.17059 = idf(docFreq=685, maxDocs=44421)
0.09375 = fieldNorm(doc=660)
0.14234492 = weight(abstract_txt:subject in 660) [ClassicSimilarity], result of:
0.14234492 = score(doc=660,freq=4.0), product of:
0.1941646 = queryWeight, product of:
1.8626866 = boost
3.9099448 = idf(docFreq=2419, maxDocs=44421)
0.02665997 = queryNorm
0.73311466 = fieldWeight in 660, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.9099448 = idf(docFreq=2419, maxDocs=44421)
0.09375 = fieldNorm(doc=660)
0.2304402 = weight(abstract_txt:headings in 660) [ClassicSimilarity], result of:
0.2304402 = score(doc=660,freq=2.0), product of:
0.33728024 = queryWeight, product of:
2.4549928 = boost
5.1532483 = idf(docFreq=697, maxDocs=44421)
0.02665997 = queryNorm
0.68323064 = fieldWeight in 660, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
5.1532483 = idf(docFreq=697, maxDocs=44421)
0.09375 = fieldNorm(doc=660)
0.16934964 = weight(abstract_txt:books in 660) [ClassicSimilarity], result of:
0.16934964 = score(doc=660,freq=1.0), product of:
0.34606016 = queryWeight, product of:
2.486741 = boost
5.2198906 = idf(docFreq=652, maxDocs=44421)
0.02665997 = queryNorm
0.48936474 = fieldWeight in 660, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.2198906 = idf(docFreq=652, maxDocs=44421)
0.09375 = fieldNorm(doc=660)
0.16070521 = weight(abstract_txt:classification in 660) [ClassicSimilarity], result of:
0.16070521 = score(doc=660,freq=2.0), product of:
0.3036238 = queryWeight, product of:
2.85278 = boost
3.9921594 = idf(docFreq=2228, maxDocs=44421)
0.02665997 = queryNorm
0.52929056 = fieldWeight in 660, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.9921594 = idf(docFreq=2228, maxDocs=44421)
0.09375 = fieldNorm(doc=660)
0.5 = coord(5/10)
-
Chen, K.-n.: Dynamic subject numbers replace traditional classification numbers (2013)
0.39
0.39047498 = sum of:
0.39047498 = product of:
0.78094995 = sum of:
0.11189474 = weight(abstract_txt:subjects in 1787) [ClassicSimilarity], result of:
0.11189474 = score(doc=1787,freq=2.0), product of:
0.18675376 = queryWeight, product of:
1.291738 = boost
5.422946 = idf(docFreq=532, maxDocs=44421)
0.02665997 = queryNorm
0.59915656 = fieldWeight in 1787, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
5.422946 = idf(docFreq=532, maxDocs=44421)
0.078125 = fieldNorm(doc=1787)
0.08387754 = weight(abstract_txt:subject in 1787) [ClassicSimilarity], result of:
0.08387754 = score(doc=1787,freq=2.0), product of:
0.1941646 = queryWeight, product of:
1.8626866 = boost
3.9099448 = idf(docFreq=2419, maxDocs=44421)
0.02665997 = queryNorm
0.43199193 = fieldWeight in 1787, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.9099448 = idf(docFreq=2419, maxDocs=44421)
0.078125 = fieldNorm(doc=1787)
0.07787587 = weight(abstract_txt:technology in 1787) [ClassicSimilarity], result of:
0.07787587 = score(doc=1787,freq=1.0), product of:
0.23281889 = queryWeight, product of:
2.0396886 = boost
4.2814875 = idf(docFreq=1668, maxDocs=44421)
0.02665997 = queryNorm
0.3344912 = fieldWeight in 1787, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
4.2814875 = idf(docFreq=1668, maxDocs=44421)
0.078125 = fieldNorm(doc=1787)
0.37338084 = weight(abstract_txt:books in 1787) [ClassicSimilarity], result of:
0.37338084 = score(doc=1787,freq=7.0), product of:
0.34606016 = queryWeight, product of:
2.486741 = boost
5.2198906 = idf(docFreq=652, maxDocs=44421)
0.02665997 = queryNorm
1.0789478 = fieldWeight in 1787, product of:
2.6457512 = tf(freq=7.0), with freq of:
7.0 = termFreq=7.0
5.2198906 = idf(docFreq=652, maxDocs=44421)
0.078125 = fieldNorm(doc=1787)
0.133921 = weight(abstract_txt:classification in 1787) [ClassicSimilarity], result of:
0.133921 = score(doc=1787,freq=2.0), product of:
0.3036238 = queryWeight, product of:
2.85278 = boost
3.9921594 = idf(docFreq=2228, maxDocs=44421)
0.02665997 = queryNorm
0.44107544 = fieldWeight in 1787, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.9921594 = idf(docFreq=2228, maxDocs=44421)
0.078125 = fieldNorm(doc=1787)
0.5 = coord(5/10)
-
Svenonius, E.: Design of controlled vocabularies in the context of emerging technologies (1988)
0.37
0.37480795 = sum of:
0.37480795 = product of:
0.7496159 = sum of:
0.10973095 = weight(abstract_txt:thesaurus in 761) [ClassicSimilarity], result of:
0.10973095 = score(doc=761,freq=1.0), product of:
0.16977707 = queryWeight, product of:
1.2316272 = boost
5.17059 = idf(docFreq=685, maxDocs=44421)
0.02665997 = queryNorm
0.64632374 = fieldWeight in 761, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.17059 = idf(docFreq=685, maxDocs=44421)
0.125 = fieldNorm(doc=761)
0.09489661 = weight(abstract_txt:subject in 761) [ClassicSimilarity], result of:
0.09489661 = score(doc=761,freq=1.0), product of:
0.1941646 = queryWeight, product of:
1.8626866 = boost
3.9099448 = idf(docFreq=2419, maxDocs=44421)
0.02665997 = queryNorm
0.4887431 = fieldWeight in 761, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
3.9099448 = idf(docFreq=2419, maxDocs=44421)
0.125 = fieldNorm(doc=761)
0.17621297 = weight(abstract_txt:technology in 761) [ClassicSimilarity], result of:
0.17621297 = score(doc=761,freq=2.0), product of:
0.23281889 = queryWeight, product of:
2.0396886 = boost
4.2814875 = idf(docFreq=1668, maxDocs=44421)
0.02665997 = queryNorm
0.7568672 = fieldWeight in 761, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.2814875 = idf(docFreq=1668, maxDocs=44421)
0.125 = fieldNorm(doc=761)
0.2172611 = weight(abstract_txt:headings in 761) [ClassicSimilarity], result of:
0.2172611 = score(doc=761,freq=1.0), product of:
0.33728024 = queryWeight, product of:
2.4549928 = boost
5.1532483 = idf(docFreq=697, maxDocs=44421)
0.02665997 = queryNorm
0.64415604 = fieldWeight in 761, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.1532483 = idf(docFreq=697, maxDocs=44421)
0.125 = fieldNorm(doc=761)
0.15151432 = weight(abstract_txt:classification in 761) [ClassicSimilarity], result of:
0.15151432 = score(doc=761,freq=1.0), product of:
0.3036238 = queryWeight, product of:
2.85278 = boost
3.9921594 = idf(docFreq=2228, maxDocs=44421)
0.02665997 = queryNorm
0.49901992 = fieldWeight in 761, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
3.9921594 = idf(docFreq=2228, maxDocs=44421)
0.125 = fieldNorm(doc=761)
0.5 = coord(5/10)