-
Luhn, H.P.: Keyword-in-context index for technical literature (1960)
0.00
0.003083735 = product of:
0.00616747 = sum of:
0.00616747 = product of:
0.01233494 = sum of:
0.01233494 = weight(_text_:e in 4997) [ClassicSimilarity], result of:
0.01233494 = score(doc=4997,freq=2.0), product of:
0.048544887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03377341 = queryNorm
0.2540935 = fieldWeight in 4997, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.125 = fieldNorm(doc=4997)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Luhn, H.P.: ¬A statistical approach to the mechanical encoding and searching of literary information (1957)
0.00
0.003083735 = product of:
0.00616747 = sum of:
0.00616747 = product of:
0.01233494 = sum of:
0.01233494 = weight(_text_:e in 5453) [ClassicSimilarity], result of:
0.01233494 = score(doc=5453,freq=2.0), product of:
0.048544887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03377341 = queryNorm
0.2540935 = fieldWeight in 5453, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.125 = fieldNorm(doc=5453)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Luhn, H.P.: Keyword-in-context index for technical literature : KWIC index (1959)
0.00
0.0023128013 = product of:
0.0046256026 = sum of:
0.0046256026 = product of:
0.009251205 = sum of:
0.009251205 = weight(_text_:e in 1780) [ClassicSimilarity], result of:
0.009251205 = score(doc=1780,freq=2.0), product of:
0.048544887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03377341 = queryNorm
0.19057012 = fieldWeight in 1780, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.09375 = fieldNorm(doc=1780)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Luhn, H.P.: ¬The automatic derivation of information retrieval encodements from machine-readable texts (1961)
0.00
0.0019273345 = product of:
0.003854669 = sum of:
0.003854669 = product of:
0.007709338 = sum of:
0.007709338 = weight(_text_:e in 1926) [ClassicSimilarity], result of:
0.007709338 = score(doc=1926,freq=2.0), product of:
0.048544887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03377341 = queryNorm
0.15880844 = fieldWeight in 1926, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.078125 = fieldNorm(doc=1926)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Luhn, H.P.: Keyword-in-context index for technical literature (1985)
0.00
6.74567E-4 = product of:
0.001349134 = sum of:
0.001349134 = product of:
0.002698268 = sum of:
0.002698268 = weight(_text_:e in 3638) [ClassicSimilarity], result of:
0.002698268 = score(doc=3638,freq=2.0), product of:
0.048544887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03377341 = queryNorm
0.05558295 = fieldWeight in 3638, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.02734375 = fieldNorm(doc=3638)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e