-
Yu, C.T.; Salton, G.: Effective information retrieval using term accuracy (1971)
0.01
0.009411185 = product of:
0.023527961 = sum of:
0.010897844 = weight(_text_:a in 5485) [ClassicSimilarity], result of:
0.010897844 = score(doc=5485,freq=2.0), product of:
0.053464882 = queryWeight, product of:
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.046368346 = queryNorm
0.20383182 = fieldWeight in 5485, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.125 = fieldNorm(doc=5485)
0.012630116 = product of:
0.025260232 = sum of:
0.025260232 = weight(_text_:information in 5485) [ClassicSimilarity], result of:
0.025260232 = score(doc=5485,freq=2.0), product of:
0.08139861 = queryWeight, product of:
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.046368346 = queryNorm
0.3103276 = fieldWeight in 5485, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.125 = fieldNorm(doc=5485)
0.5 = coord(1/2)
0.4 = coord(2/5)
- Type
- a
-
Yu, C.T.; Salton, G.: Precision weighting : an effective automatic indexing method (1976)
0.00
0.0021795689 = product of:
0.010897844 = sum of:
0.010897844 = weight(_text_:a in 5490) [ClassicSimilarity], result of:
0.010897844 = score(doc=5490,freq=2.0), product of:
0.053464882 = queryWeight, product of:
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.046368346 = queryNorm
0.20383182 = fieldWeight in 5490, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.125 = fieldNorm(doc=5490)
0.2 = coord(1/5)
- Type
- a
-
Yu, C.T.; Salton, G.; Siu, M.K.: Effective automatic indexing using term addition and deletion (1978)
0.00
0.0019071229 = product of:
0.009535614 = sum of:
0.009535614 = weight(_text_:a in 2859) [ClassicSimilarity], result of:
0.009535614 = score(doc=2859,freq=2.0), product of:
0.053464882 = queryWeight, product of:
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.046368346 = queryNorm
0.17835285 = fieldWeight in 2859, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.109375 = fieldNorm(doc=2859)
0.2 = coord(1/5)
- Type
- a