-
Leyva, I.G.; Munoz, J.V.R.: Tendencias en los sistemas de indizacion automatica : estudio evolutivo (1996)
0.03
0.028178511 = product of:
0.14089255 = sum of:
0.14089255 = weight(_text_:line in 1462) [ClassicSimilarity], result of:
0.14089255 = score(doc=1462,freq=2.0), product of:
0.28424788 = queryWeight, product of:
5.6078424 = idf(docFreq=440, maxDocs=44218)
0.050687566 = queryNorm
0.4956679 = fieldWeight in 1462, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
5.6078424 = idf(docFreq=440, maxDocs=44218)
0.0625 = fieldNorm(doc=1462)
0.2 = coord(1/5)
- Abstract
- Early research at the end of the 1950s on computerized indexing used statistical methods based on e.g. frequency, probability, clustering, and relevance. In the 1960s interest began to focus on linguistic analysis and natural language processing e.g. morphological, morphosyntactical, syntactical and semantic analysis. Since the 1980s computerized indexing research has widened to include images, graphics and sound. Examples are given of notable systems developed within each line of approach
-
Jimenez, V.O.R.: Nuevas perspectivas para la catalogacion : metadatos ver MARC (1999)
0.02
0.023308953 = product of:
0.11654476 = sum of:
0.11654476 = weight(_text_:22 in 5743) [ClassicSimilarity], result of:
0.11654476 = score(doc=5743,freq=4.0), product of:
0.17749922 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.050687566 = queryNorm
0.6565931 = fieldWeight in 5743, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.09375 = fieldNorm(doc=5743)
0.2 = coord(1/5)
- Date
- 30. 3.2002 19:45:22
- Source
- Revista Española de Documentaçion Cientifica. 22(1999) no.2, S.198-219
-
Alonso, M.A.L.: ¬Los tesauros conceptuales como herramienta de precision en los sistemas de organizacion cientifica (1999)
0.02
0.016481917 = product of:
0.08240958 = sum of:
0.08240958 = weight(_text_:22 in 3894) [ClassicSimilarity], result of:
0.08240958 = score(doc=3894,freq=2.0), product of:
0.17749922 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.050687566 = queryNorm
0.46428138 = fieldWeight in 3894, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.09375 = fieldNorm(doc=3894)
0.2 = coord(1/5)
- Source
- Revista interamericana de bibliotecologia. 22(1999) no.1, S.21-35
-
Lobo, D.O.: Metodos y technicas para la indizacion y recuperacion de los recursos de la World Wide Web (1999)
0.01
0.013734931 = product of:
0.068674654 = sum of:
0.068674654 = weight(_text_:22 in 2241) [ClassicSimilarity], result of:
0.068674654 = score(doc=2241,freq=2.0), product of:
0.17749922 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.050687566 = queryNorm
0.38690117 = fieldWeight in 2241, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.078125 = fieldNorm(doc=2241)
0.2 = coord(1/5)
- Source
- Boletin de la Asociacion Andaluza de Bibliotecarios. 14(1999) no.57, S.11-22
-
Velasco, M.: Algoritmo de filtrado multitermino para la obtencion de relaciones jerarquicas en la construction automatica de un tesauro de descriptores (1999)
0.01
0.013734931 = product of:
0.068674654 = sum of:
0.068674654 = weight(_text_:22 in 348) [ClassicSimilarity], result of:
0.068674654 = score(doc=348,freq=2.0), product of:
0.17749922 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.050687566 = queryNorm
0.38690117 = fieldWeight in 348, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.078125 = fieldNorm(doc=348)
0.2 = coord(1/5)
- Source
- Revista Española de Documentaçion Cientifica. 22(1999) no.1, S.34-49
-
Domenech, D.; Lopez, F.: ¬El nom de cada cosa : materials per a la revisio de la terminologia biblioteconomica (1997)
0.01
0.010987945 = product of:
0.054939725 = sum of:
0.054939725 = weight(_text_:22 in 2054) [ClassicSimilarity], result of:
0.054939725 = score(doc=2054,freq=2.0), product of:
0.17749922 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.050687566 = queryNorm
0.30952093 = fieldWeight in 2054, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0625 = fieldNorm(doc=2054)
0.2 = coord(1/5)
- Date
- 22. 9.1998 10:14:50
-
Gonzalez, A.C.: Analisis y diseno de sistemas de gestion electronica de documentacion en grandes entidades (1997)
0.01
0.010987945 = product of:
0.054939725 = sum of:
0.054939725 = weight(_text_:22 in 2923) [ClassicSimilarity], result of:
0.054939725 = score(doc=2923,freq=2.0), product of:
0.17749922 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.050687566 = queryNorm
0.30952093 = fieldWeight in 2923, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0625 = fieldNorm(doc=2923)
0.2 = coord(1/5)
- Date
- 11. 2.1999 21:02:22
-
Solis, A.Q.; Navarrete, O.A.: Medidas de calidad en la creacion de catalogos de bibliotecas (1998)
0.01
0.009614452 = product of:
0.048072256 = sum of:
0.048072256 = weight(_text_:22 in 2825) [ClassicSimilarity], result of:
0.048072256 = score(doc=2825,freq=2.0), product of:
0.17749922 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.050687566 = queryNorm
0.2708308 = fieldWeight in 2825, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0546875 = fieldNorm(doc=2825)
0.2 = coord(1/5)
- Date
- 30. 1.1999 19:22:45