Chamis, A.Y.: Vocabulary control and search strategies in online searching (1991)
0.04
0.03863687 = sum of:
0.035988156 = product of:
0.17994078 = sum of:
0.17994078 = weight(_text_:author's in 820) [ClassicSimilarity], result of:
0.17994078 = score(doc=820,freq=2.0), product of:
0.30293915 = queryWeight, product of:
6.7201533 = idf(docFreq=144, maxDocs=44218)
0.0450792 = queryNorm
0.59398323 = fieldWeight in 820, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
6.7201533 = idf(docFreq=144, maxDocs=44218)
0.0625 = fieldNorm(doc=820)
0.2 = coord(1/5)
0.0026487147 = product of:
0.0052974294 = sum of:
0.0052974294 = weight(_text_:a in 820) [ClassicSimilarity], result of:
0.0052974294 = score(doc=820,freq=2.0), product of:
0.051978435 = queryWeight, product of:
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.0450792 = queryNorm
0.10191591 = fieldWeight in 820, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.0625 = fieldNorm(doc=820)
0.5 = coord(1/2)
- Abstract
- Based on the author's 1984 dissertation, this technical and detailed volume looks at problems related to control of terms used in searching among a variety of databases