-
Zijlstra, B.H.A.: History of US STI and subject categories (1994)
0.76
0.7645786 = sum of:
0.7645786 = product of:
1.0194381 = sum of:
0.06781266 = weight(abstract_txt:development in 7928) [ClassicSimilarity], result of:
0.06781266 = score(doc=7928,freq=1.0), product of:
0.1612263 = queryWeight, product of:
3.8455355 = idf(docFreq=2580, maxDocs=44421)
0.04192558 = queryNorm
0.42060545 = fieldWeight in 7928, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
3.8455355 = idf(docFreq=2580, maxDocs=44421)
0.109375 = fieldNorm(doc=7928)
0.16483925 = weight(abstract_txt:thesaurus in 7928) [ClassicSimilarity], result of:
0.16483925 = score(doc=7928,freq=1.0), product of:
0.29147577 = queryWeight, product of:
1.3445696 = boost
5.17059 = idf(docFreq=685, maxDocs=44421)
0.04192558 = queryNorm
0.5655333 = fieldWeight in 7928, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.17059 = idf(docFreq=685, maxDocs=44421)
0.109375 = fieldNorm(doc=7928)
0.7867862 = weight(abstract_txt:nasa in 7928) [ClassicSimilarity], result of:
0.7867862 = score(doc=7928,freq=1.0), product of:
0.8262913 = queryWeight, product of:
2.2638552 = boost
8.705735 = idf(docFreq=19, maxDocs=44421)
0.04192558 = queryNorm
0.9521898 = fieldWeight in 7928, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
8.705735 = idf(docFreq=19, maxDocs=44421)
0.109375 = fieldNorm(doc=7928)
0.75 = coord(3/4)
-
NASA thesaurus (1994)
0.48
0.47581273 = sum of:
0.47581273 = product of:
0.95162547 = sum of:
0.16483925 = weight(abstract_txt:thesaurus in 4048) [ClassicSimilarity], result of:
0.16483925 = score(doc=4048,freq=1.0), product of:
0.29147577 = queryWeight, product of:
1.3445696 = boost
5.17059 = idf(docFreq=685, maxDocs=44421)
0.04192558 = queryNorm
0.5655333 = fieldWeight in 4048, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.17059 = idf(docFreq=685, maxDocs=44421)
0.109375 = fieldNorm(doc=4048)
0.7867862 = weight(abstract_txt:nasa in 4048) [ClassicSimilarity], result of:
0.7867862 = score(doc=4048,freq=1.0), product of:
0.8262913 = queryWeight, product of:
2.2638552 = boost
8.705735 = idf(docFreq=19, maxDocs=44421)
0.04192558 = queryNorm
0.9521898 = fieldWeight in 4048, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
8.705735 = idf(docFreq=19, maxDocs=44421)
0.109375 = fieldNorm(doc=4048)
0.5 = coord(2/4)
-
Buchan, R.L.: Quality indexing with computer-aided lexicography (1992)
0.34
0.3371941 = sum of:
0.3371941 = product of:
1.3487763 = sum of:
1.3487763 = weight(abstract_txt:nasa in 3946) [ClassicSimilarity], result of:
1.3487763 = score(doc=3946,freq=1.0), product of:
0.8262913 = queryWeight, product of:
2.2638552 = boost
8.705735 = idf(docFreq=19, maxDocs=44421)
0.04192558 = queryNorm
1.6323254 = fieldWeight in 3946, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
8.705735 = idf(docFreq=19, maxDocs=44421)
0.1875 = fieldNorm(doc=3946)
0.25 = coord(1/4)
-
Pattie, L.-y.W.: Henriette Davidson Avram, the great legacy (1998)
0.30
0.29786572 = sum of:
0.29786572 = product of:
0.59573144 = sum of:
0.07750019 = weight(abstract_txt:development in 3509) [ClassicSimilarity], result of:
0.07750019 = score(doc=3509,freq=1.0), product of:
0.1612263 = queryWeight, product of:
3.8455355 = idf(docFreq=2580, maxDocs=44421)
0.04192558 = queryNorm
0.48069194 = fieldWeight in 3509, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
3.8455355 = idf(docFreq=2580, maxDocs=44421)
0.125 = fieldNorm(doc=3509)
0.5182313 = weight(abstract_txt:computerized in 3509) [ClassicSimilarity], result of:
0.5182313 = score(doc=3509,freq=2.0), product of:
0.45419237 = queryWeight, product of:
1.6784251 = boost
6.4544435 = idf(docFreq=189, maxDocs=44421)
0.04192558 = queryNorm
1.1409951 = fieldWeight in 3509, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
6.4544435 = idf(docFreq=189, maxDocs=44421)
0.125 = fieldNorm(doc=3509)
0.5 = coord(2/4)
-
Tramdack, P.J.: Z39.50 and the promise of open systems (1994)
0.28
0.27746567 = sum of:
0.27746567 = product of:
0.55493134 = sum of:
0.096875235 = weight(abstract_txt:development in 7893) [ClassicSimilarity], result of:
0.096875235 = score(doc=7893,freq=1.0), product of:
0.1612263 = queryWeight, product of:
3.8455355 = idf(docFreq=2580, maxDocs=44421)
0.04192558 = queryNorm
0.60086495 = fieldWeight in 7893, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
3.8455355 = idf(docFreq=2580, maxDocs=44421)
0.15625 = fieldNorm(doc=7893)
0.4580561 = weight(abstract_txt:computerized in 7893) [ClassicSimilarity], result of:
0.4580561 = score(doc=7893,freq=1.0), product of:
0.45419237 = queryWeight, product of:
1.6784251 = boost
6.4544435 = idf(docFreq=189, maxDocs=44421)
0.04192558 = queryNorm
1.0085068 = fieldWeight in 7893, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
6.4544435 = idf(docFreq=189, maxDocs=44421)
0.15625 = fieldNorm(doc=7893)
0.5 = coord(2/4)