Document (#2961)

Author

Hawkins, D.T.

Title

Online information retrieval systems

Source

Annual review of information science and technology. 16(1981), S.171-208

Imprint

White Plains : Knowledge Industry Publ.

Year

1981

Similar documents (author)

1. Hawkins, D.T.: On-line information retrieval bibliography : 1965-1976 (1977) 5.41

   5.4077277 = sum of:
     5.4077277 = weight(author_txt:hawkins in 5404) [ClassicSimilarity], result of:
       5.4077277 = score(doc=5404,freq=1.0), product of:
         0.99999994 = queryWeight, product of:
           8.652365 = idf(docFreq=20, maxDocs=44218)
           0.115575336 = queryNorm
         5.407728 = fieldWeight in 5404, product of:
           1.0 = tf(freq=1.0), with freq of:
             1.0 = termFreq=1.0
           8.652365 = idf(docFreq=20, maxDocs=44218)
           0.625 = fieldNorm(doc=5404)
   

2. Hawkins, D.T.: Growth trends in the electronic information services market (1993) 5.41

   5.4077277 = sum of:
     5.4077277 = weight(author_txt:hawkins in 6280) [ClassicSimilarity], result of:
       5.4077277 = score(doc=6280,freq=1.0), product of:
         0.99999994 = queryWeight, product of:
           8.652365 = idf(docFreq=20, maxDocs=44218)
           0.115575336 = queryNorm
         5.407728 = fieldWeight in 6280, product of:
           1.0 = tf(freq=1.0), with freq of:
             1.0 = termFreq=1.0
           8.652365 = idf(docFreq=20, maxDocs=44218)
           0.625 = fieldNorm(doc=6280)
   

3. Hawkins, D.T.: Growth trends in the electronic information services market (1993) 5.41

   5.4077277 = sum of:
     5.4077277 = weight(author_txt:hawkins in 6531) [ClassicSimilarity], result of:
       5.4077277 = score(doc=6531,freq=1.0), product of:
         0.99999994 = queryWeight, product of:
           8.652365 = idf(docFreq=20, maxDocs=44218)
           0.115575336 = queryNorm
         5.407728 = fieldWeight in 6531, product of:
           1.0 = tf(freq=1.0), with freq of:
             1.0 = termFreq=1.0
           8.652365 = idf(docFreq=20, maxDocs=44218)
           0.625 = fieldNorm(doc=6531)
   

4. Hawkins, D.T.: Growth trends in the electronic information services market (1994) 5.41

   5.4077277 = sum of:
     5.4077277 = weight(author_txt:hawkins in 7018) [ClassicSimilarity], result of:
       5.4077277 = score(doc=7018,freq=1.0), product of:
         0.99999994 = queryWeight, product of:
           8.652365 = idf(docFreq=20, maxDocs=44218)
           0.115575336 = queryNorm
         5.407728 = fieldWeight in 7018, product of:
           1.0 = tf(freq=1.0), with freq of:
             1.0 = termFreq=1.0
           8.652365 = idf(docFreq=20, maxDocs=44218)
           0.625 = fieldNorm(doc=7018)
   

5. Hawkins, D.T.: Online information retrieval bibliography (1978-) 5.41

   5.4077277 = sum of:
     5.4077277 = weight(author_txt:hawkins in 56) [ClassicSimilarity], result of:
       5.4077277 = score(doc=56,freq=1.0), product of:
         0.99999994 = queryWeight, product of:
           8.652365 = idf(docFreq=20, maxDocs=44218)
           0.115575336 = queryNorm
         5.407728 = fieldWeight in 56, product of:
           1.0 = tf(freq=1.0), with freq of:
             1.0 = termFreq=1.0
           8.652365 = idf(docFreq=20, maxDocs=44218)
           0.625 = fieldNorm(doc=56)
   

Similar documents (content)

1. Warner, J.: Retrieval performance tests in relation to online bibliographic searching (1992) 1.42

   1.4173398 = sum of:
     1.4173398 = sum of:
       0.16887851 = weight(abstract_txt:information in 4522) [ClassicSimilarity], result of:
         0.16887851 = score(doc=4522,freq=2.0), product of:
           0.26307097 = queryWeight, product of:
             2.4209464 = idf(docFreq=10677, maxDocs=44218)
             0.10866452 = queryNorm
           0.64195037 = fieldWeight in 4522, product of:
             1.4142135 = tf(freq=2.0), with freq of:
               2.0 = termFreq=2.0
             2.4209464 = idf(docFreq=10677, maxDocs=44218)
             0.1875 = fieldNorm(doc=4522)
       0.33426002 = weight(abstract_txt:systems in 4522) [ClassicSimilarity], result of:
         0.33426002 = score(doc=4522,freq=1.0), product of:
           0.52250403 = queryWeight, product of:
             1.409316 = boost
             3.4118783 = idf(docFreq=3963, maxDocs=44218)
             0.10866452 = queryNorm
           0.6397272 = fieldWeight in 4522, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             3.4118783 = idf(docFreq=3963, maxDocs=44218)
             0.1875 = fieldNorm(doc=4522)
       0.4995 = weight(abstract_txt:retrieval in 4522) [ClassicSimilarity], result of:
         0.4995 = score(doc=4522,freq=2.0), product of:
           0.5420596 = queryWeight, product of:
             1.4354466 = boost
             3.4751394 = idf(docFreq=3720, maxDocs=44218)
             0.10866452 = queryNorm
           0.9214854 = fieldWeight in 4522, product of:
             1.4142135 = tf(freq=2.0), with freq of:
               2.0 = termFreq=2.0
             3.4751394 = idf(docFreq=3720, maxDocs=44218)
             0.1875 = fieldNorm(doc=4522)
       0.41470125 = weight(abstract_txt:online in 4522) [ClassicSimilarity], result of:
         0.41470125 = score(doc=4522,freq=1.0), product of:
           0.60328645 = queryWeight, product of:
             1.5143467 = boost
             3.6661522 = idf(docFreq=3073, maxDocs=44218)
             0.10866452 = queryNorm
           0.68740356 = fieldWeight in 4522, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             3.6661522 = idf(docFreq=3073, maxDocs=44218)
             0.1875 = fieldNorm(doc=4522)
   

2. Murphy, C.: Subject access in online systems : enhancing the curriculum connection (1991) 1.20

   1.2023454 = sum of:
     1.2023454 = sum of:
       0.14073208 = weight(abstract_txt:information in 7201) [ClassicSimilarity], result of:
         0.14073208 = score(doc=7201,freq=2.0), product of:
           0.26307097 = queryWeight, product of:
             2.4209464 = idf(docFreq=10677, maxDocs=44218)
             0.10866452 = queryNorm
           0.5349586 = fieldWeight in 7201, product of:
             1.4142135 = tf(freq=2.0), with freq of:
               2.0 = termFreq=2.0
             2.4209464 = idf(docFreq=10677, maxDocs=44218)
             0.15625 = fieldNorm(doc=7201)
       0.27855003 = weight(abstract_txt:systems in 7201) [ClassicSimilarity], result of:
         0.27855003 = score(doc=7201,freq=1.0), product of:
           0.52250403 = queryWeight, product of:
             1.409316 = boost
             3.4118783 = idf(docFreq=3963, maxDocs=44218)
             0.10866452 = queryNorm
           0.53310597 = fieldWeight in 7201, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             3.4118783 = idf(docFreq=3963, maxDocs=44218)
             0.15625 = fieldNorm(doc=7201)
       0.29433322 = weight(abstract_txt:retrieval in 7201) [ClassicSimilarity], result of:
         0.29433322 = score(doc=7201,freq=1.0), product of:
           0.5420596 = queryWeight, product of:
             1.4354466 = boost
             3.4751394 = idf(docFreq=3720, maxDocs=44218)
             0.10866452 = queryNorm
           0.5429905 = fieldWeight in 7201, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             3.4751394 = idf(docFreq=3720, maxDocs=44218)
             0.15625 = fieldNorm(doc=7201)
       0.4887301 = weight(abstract_txt:online in 7201) [ClassicSimilarity], result of:
         0.4887301 = score(doc=7201,freq=2.0), product of:
           0.60328645 = queryWeight, product of:
             1.5143467 = boost
             3.6661522 = idf(docFreq=3073, maxDocs=44218)
             0.10866452 = queryNorm
           0.81011283 = fieldWeight in 7201, product of:
             1.4142135 = tf(freq=2.0), with freq of:
               2.0 = termFreq=2.0
             3.6661522 = idf(docFreq=3073, maxDocs=44218)
             0.15625 = fieldNorm(doc=7201)
   

3. Drenth, H.; Morris, A.; Tseng, G.: Expert systems as information intermediaries (1991) 1.16

   1.1554215 = sum of:
     1.1554215 = sum of:
       0.12065262 = weight(abstract_txt:information in 3695) [ClassicSimilarity], result of:
         0.12065262 = score(doc=3695,freq=3.0), product of:
           0.26307097 = queryWeight, product of:
             2.4209464 = idf(docFreq=10677, maxDocs=44218)
             0.10866452 = queryNorm
           0.45863146 = fieldWeight in 3695, product of:
             1.7320508 = tf(freq=3.0), with freq of:
               3.0 = termFreq=3.0
             2.4209464 = idf(docFreq=10677, maxDocs=44218)
             0.109375 = fieldNorm(doc=3695)
       0.43599975 = weight(abstract_txt:systems in 3695) [ClassicSimilarity], result of:
         0.43599975 = score(doc=3695,freq=5.0), product of:
           0.52250403 = queryWeight, product of:
             1.409316 = boost
             3.4118783 = idf(docFreq=3963, maxDocs=44218)
             0.10866452 = queryNorm
           0.83444285 = fieldWeight in 3695, product of:
             2.236068 = tf(freq=5.0), with freq of:
               5.0 = termFreq=5.0
             3.4118783 = idf(docFreq=3963, maxDocs=44218)
             0.109375 = fieldNorm(doc=3695)
       0.35686004 = weight(abstract_txt:retrieval in 3695) [ClassicSimilarity], result of:
         0.35686004 = score(doc=3695,freq=3.0), product of:
           0.5420596 = queryWeight, product of:
             1.4354466 = boost
             3.4751394 = idf(docFreq=3720, maxDocs=44218)
             0.10866452 = queryNorm
           0.658341 = fieldWeight in 3695, product of:
             1.7320508 = tf(freq=3.0), with freq of:
               3.0 = termFreq=3.0
             3.4751394 = idf(docFreq=3720, maxDocs=44218)
             0.109375 = fieldNorm(doc=3695)
       0.24190906 = weight(abstract_txt:online in 3695) [ClassicSimilarity], result of:
         0.24190906 = score(doc=3695,freq=1.0), product of:
           0.60328645 = queryWeight, product of:
             1.5143467 = boost
             3.6661522 = idf(docFreq=3073, maxDocs=44218)
             0.10866452 = queryNorm
           0.4009854 = fieldWeight in 3695, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             3.6661522 = idf(docFreq=3073, maxDocs=44218)
             0.109375 = fieldNorm(doc=3695)
   

4. Geyser, E.P.: Human factors in the interaction process between man and the user friendly information retrieval system (1992) 1.14

   1.1373396 = sum of:
     1.1373396 = sum of:
       0.13788871 = weight(abstract_txt:information in 4029) [ClassicSimilarity], result of:
         0.13788871 = score(doc=4029,freq=3.0), product of:
           0.26307097 = queryWeight, product of:
             2.4209464 = idf(docFreq=10677, maxDocs=44218)
             0.10866452 = queryNorm
           0.52415025 = fieldWeight in 4029, product of:
             1.7320508 = tf(freq=3.0), with freq of:
               3.0 = termFreq=3.0
             2.4209464 = idf(docFreq=10677, maxDocs=44218)
             0.125 = fieldNorm(doc=4029)
       0.31514338 = weight(abstract_txt:systems in 4029) [ClassicSimilarity], result of:
         0.31514338 = score(doc=4029,freq=2.0), product of:
           0.52250403 = queryWeight, product of:
             1.409316 = boost
             3.4118783 = idf(docFreq=3963, maxDocs=44218)
             0.10866452 = queryNorm
           0.6031406 = fieldWeight in 4029, product of:
             1.4142135 = tf(freq=2.0), with freq of:
               2.0 = termFreq=2.0
             3.4118783 = idf(docFreq=3963, maxDocs=44218)
             0.125 = fieldNorm(doc=4029)
       0.40784007 = weight(abstract_txt:retrieval in 4029) [ClassicSimilarity], result of:
         0.40784007 = score(doc=4029,freq=3.0), product of:
           0.5420596 = queryWeight, product of:
             1.4354466 = boost
             3.4751394 = idf(docFreq=3720, maxDocs=44218)
             0.10866452 = queryNorm
           0.7523897 = fieldWeight in 4029, product of:
             1.7320508 = tf(freq=3.0), with freq of:
               3.0 = termFreq=3.0
             3.4751394 = idf(docFreq=3720, maxDocs=44218)
             0.125 = fieldNorm(doc=4029)
       0.2764675 = weight(abstract_txt:online in 4029) [ClassicSimilarity], result of:
         0.2764675 = score(doc=4029,freq=1.0), product of:
           0.60328645 = queryWeight, product of:
             1.5143467 = boost
             3.6661522 = idf(docFreq=3073, maxDocs=44218)
             0.10866452 = queryNorm
           0.45826903 = fieldWeight in 4029, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             3.6661522 = idf(docFreq=3073, maxDocs=44218)
             0.125 = fieldNorm(doc=4029)
   

5. Tenopir, C.: Online systems for information access and retrieval (2008) 1.04

   1.0351654 = sum of:
     1.0351654 = sum of:
       0.09951261 = weight(abstract_txt:information in 5587) [ClassicSimilarity], result of:
         0.09951261 = score(doc=5587,freq=4.0), product of:
           0.26307097 = queryWeight, product of:
             2.4209464 = idf(docFreq=10677, maxDocs=44218)
             0.10866452 = queryNorm
           0.37827286 = fieldWeight in 5587, product of:
             2.0 = tf(freq=4.0), with freq of:
               4.0 = termFreq=4.0
             2.4209464 = idf(docFreq=10677, maxDocs=44218)
             0.078125 = fieldNorm(doc=5587)
       0.34115276 = weight(abstract_txt:systems in 5587) [ClassicSimilarity], result of:
         0.34115276 = score(doc=5587,freq=6.0), product of:
           0.52250403 = queryWeight, product of:
             1.409316 = boost
             3.4118783 = idf(docFreq=3963, maxDocs=44218)
             0.10866452 = queryNorm
           0.6529189 = fieldWeight in 5587, product of:
             2.4494898 = tf(freq=6.0), with freq of:
               6.0 = termFreq=6.0
             3.4118783 = idf(docFreq=3963, maxDocs=44218)
             0.078125 = fieldNorm(doc=5587)
       0.20812501 = weight(abstract_txt:retrieval in 5587) [ClassicSimilarity], result of:
         0.20812501 = score(doc=5587,freq=2.0), product of:
           0.5420596 = queryWeight, product of:
             1.4354466 = boost
             3.4751394 = idf(docFreq=3720, maxDocs=44218)
             0.10866452 = queryNorm
           0.38395226 = fieldWeight in 5587, product of:
             1.4142135 = tf(freq=2.0), with freq of:
               2.0 = termFreq=2.0
             3.4751394 = idf(docFreq=3720, maxDocs=44218)
             0.078125 = fieldNorm(doc=5587)
       0.38637507 = weight(abstract_txt:online in 5587) [ClassicSimilarity], result of:
         0.38637507 = score(doc=5587,freq=5.0), product of:
           0.60328645 = queryWeight, product of:
             1.5143467 = boost
             3.6661522 = idf(docFreq=3073, maxDocs=44218)
             0.10866452 = queryNorm
           0.6404504 = fieldWeight in 5587, product of:
             2.236068 = tf(freq=5.0), with freq of:
               5.0 = termFreq=5.0
             3.6661522 = idf(docFreq=3073, maxDocs=44218)
             0.078125 = fieldNorm(doc=5587)