-
Sparck Jones, K.: Automatic keyword classification for information retrieval (1971)
0.03
0.032037273 = product of:
0.064074546 = sum of:
0.064074546 = product of:
0.12814909 = sum of:
0.12814909 = weight(_text_:k in 5176) [ClassicSimilarity], result of:
0.12814909 = score(doc=5176,freq=2.0), product of:
0.16245733 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.045509085 = queryNorm
0.7888169 = fieldWeight in 5176, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.15625 = fieldNorm(doc=5176)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Sparck Jones, K.: Search term relevance weighting given little relevance information (1979)
0.03
0.027184527 = product of:
0.054369055 = sum of:
0.054369055 = product of:
0.10873811 = sum of:
0.10873811 = weight(_text_:k in 1939) [ClassicSimilarity], result of:
0.10873811 = score(doc=1939,freq=4.0), product of:
0.16245733 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.045509085 = queryNorm
0.66933334 = fieldWeight in 1939, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.09375 = fieldNorm(doc=1939)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Footnote
- Wiederabgedruckt in: Readings in information retrieval. Ed.: K. Sparck Jones u. P. Willett. San Francisco: Morgan Kaufmann 1997. S.329-338.
-
Sparck Jones, K.: Automatic classification (1976)
0.03
0.02562982 = product of:
0.05125964 = sum of:
0.05125964 = product of:
0.10251928 = sum of:
0.10251928 = weight(_text_:k in 2908) [ClassicSimilarity], result of:
0.10251928 = score(doc=2908,freq=2.0), product of:
0.16245733 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.045509085 = queryNorm
0.63105357 = fieldWeight in 2908, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.125 = fieldNorm(doc=2908)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Sparck Jones, K.; Jackson, D.M.: ¬The use of automatically obtained keyword classification for information retrieval (1970)
0.03
0.02562982 = product of:
0.05125964 = sum of:
0.05125964 = product of:
0.10251928 = sum of:
0.10251928 = weight(_text_:k in 5177) [ClassicSimilarity], result of:
0.10251928 = score(doc=5177,freq=2.0), product of:
0.16245733 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.045509085 = queryNorm
0.63105357 = fieldWeight in 5177, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.125 = fieldNorm(doc=5177)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Sparck Jones, K.: ¬A statistical interpretation of term specifity and its application in retrieval (1972)
0.03
0.02562982 = product of:
0.05125964 = sum of:
0.05125964 = product of:
0.10251928 = sum of:
0.10251928 = weight(_text_:k in 5187) [ClassicSimilarity], result of:
0.10251928 = score(doc=5187,freq=2.0), product of:
0.16245733 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.045509085 = queryNorm
0.63105357 = fieldWeight in 5187, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.125 = fieldNorm(doc=5187)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Sparck Jones, K.: Index term weighting (1973)
0.03
0.02562982 = product of:
0.05125964 = sum of:
0.05125964 = product of:
0.10251928 = sum of:
0.10251928 = weight(_text_:k in 5491) [ClassicSimilarity], result of:
0.10251928 = score(doc=5491,freq=2.0), product of:
0.16245733 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.045509085 = queryNorm
0.63105357 = fieldWeight in 5491, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.125 = fieldNorm(doc=5491)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Kay, M.; Sparck Jones, K.: Automated language processing (1971)
0.03
0.02562982 = product of:
0.05125964 = sum of:
0.05125964 = product of:
0.10251928 = sum of:
0.10251928 = weight(_text_:k in 250) [ClassicSimilarity], result of:
0.10251928 = score(doc=250,freq=2.0), product of:
0.16245733 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.045509085 = queryNorm
0.63105357 = fieldWeight in 250, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.125 = fieldNorm(doc=250)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Sparck Jones, K.; Kay, M.: Linguistik und Informationswissenschaft (1976)
0.01
0.01281491 = product of:
0.02562982 = sum of:
0.02562982 = product of:
0.05125964 = sum of:
0.05125964 = weight(_text_:k in 3) [ClassicSimilarity], result of:
0.05125964 = score(doc=3,freq=2.0), product of:
0.16245733 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.045509085 = queryNorm
0.31552678 = fieldWeight in 3, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.0625 = fieldNorm(doc=3)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Robertson, S.E.; Sparck Jones, K.: Relevance weighting of search terms (1976)
0.01
0.01281491 = product of:
0.02562982 = sum of:
0.02562982 = product of:
0.05125964 = sum of:
0.05125964 = weight(_text_:k in 71) [ClassicSimilarity], result of:
0.05125964 = score(doc=71,freq=2.0), product of:
0.16245733 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.045509085 = queryNorm
0.31552678 = fieldWeight in 71, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.0625 = fieldNorm(doc=71)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Sparck Jones, K.; Rijsbergen, C.J. van: Progress in documentation : Information retrieval test collection (1976)
0.01
0.0112130465 = product of:
0.022426093 = sum of:
0.022426093 = product of:
0.044852186 = sum of:
0.044852186 = weight(_text_:k in 4161) [ClassicSimilarity], result of:
0.044852186 = score(doc=4161,freq=2.0), product of:
0.16245733 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.045509085 = queryNorm
0.27608594 = fieldWeight in 4161, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.0546875 = fieldNorm(doc=4161)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Sparck Jones, K.: Some thoughts on classification for retrieval (1970)
0.01
0.008009318 = product of:
0.016018637 = sum of:
0.016018637 = product of:
0.032037273 = sum of:
0.032037273 = weight(_text_:k in 4327) [ClassicSimilarity], result of:
0.032037273 = score(doc=4327,freq=2.0), product of:
0.16245733 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.045509085 = queryNorm
0.19720423 = fieldWeight in 4327, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.0390625 = fieldNorm(doc=4327)
0.5 = coord(1/2)
0.5 = coord(1/2)
