Richmond, P.A.: Aspects of recent research in the art and science of classification (1953)
0.02
0.021839008 = product of:
0.08735603 = sum of:
0.08735603 = product of:
0.17471206 = sum of:
0.17471206 = weight(_text_:aspects in 3544) [ClassicSimilarity], result of:
0.17471206 = score(doc=3544,freq=2.0), product of:
0.2186614 = queryWeight, product of:
4.5198684 = idf(docFreq=1308, maxDocs=44218)
0.048377823 = queryNorm
0.79900736 = fieldWeight in 3544, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.5198684 = idf(docFreq=1308, maxDocs=44218)
0.125 = fieldNorm(doc=3544)
0.5 = coord(1/2)
0.25 = coord(1/4)