Document (#14017)

Author

Hernon, P.
Shuler, J.A.
Dugan, R.E.

Title

U.S. Government on the Web : getting the information you need

Imprint

Englewood, CO : Libraries Unlimited

Year

1999

Pages

349 S

Isbn

1-56308-757-X

Footnote

Rez. in: JASIS 51(2000) no.10, S.963-964 (M. Steckel)

Theme

Informationsmittel
Internet

Similar documents (author)

1. Hernon, P.: Utility measures, not performance measures, for library reference service? (1987) 5.75

   5.74806 = sum of:
     5.74806 = weight(author_txt:hernon in 5834) [ClassicSimilarity], result of:
       5.74806 = fieldWeight in 5834, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         9.196897 = idf(docFreq=11, maxDocs=43556)
         0.625 = fieldNorm(doc=5834)
   

2. Hernon, P.: Disinformation and misinformation through the Internet : findings of an exploratory study (1995) 5.75

   5.74806 = sum of:
     5.74806 = weight(author_txt:hernon in 2272) [ClassicSimilarity], result of:
       5.74806 = fieldWeight in 2272, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         9.196897 = idf(docFreq=11, maxDocs=43556)
         0.625 = fieldNorm(doc=2272)
   

3. Hernon, P.; McClure, C.R.: Library reference service : an unrecognized crisis - a symposium (1987) 4.60

   4.5984483 = sum of:
     4.5984483 = weight(author_txt:hernon in 4609) [ClassicSimilarity], result of:
       4.5984483 = fieldWeight in 4609, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         9.196897 = idf(docFreq=11, maxDocs=43556)
         0.5 = fieldNorm(doc=4609)
   

4. Hernon, P.; McClure, C.R.: Quality of data issues in unobtrusive testing of library reference service : recommendations and strategies (1987) 4.60

   4.5984483 = sum of:
     4.5984483 = weight(author_txt:hernon in 5835) [ClassicSimilarity], result of:
       4.5984483 = fieldWeight in 5835, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         9.196897 = idf(docFreq=11, maxDocs=43556)
         0.5 = fieldNorm(doc=5835)
   

5. Hernon, P.; McClure, C.R.: Unobtrusive reference testing : the 55 percent rule (1986) 4.60

   4.5984483 = sum of:
     4.5984483 = weight(author_txt:hernon in 5836) [ClassicSimilarity], result of:
       4.5984483 = fieldWeight in 5836, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         9.196897 = idf(docFreq=11, maxDocs=43556)
         0.5 = fieldNorm(doc=5836)
   

Similar documents (content)

1. Marcella, R.; Baxter, G.: Citizenship information and public libraries (1997) 0.51

   0.51416254 = sum of:
     0.51416254 = product of:
       0.6855501 = sum of:
         0.04852741 = weight(abstract_txt:information in 1353) [ClassicSimilarity], result of:
           0.04852741 = score(doc=1353,freq=6.0), product of:
             0.08713331 = queryWeight, product of:
               2.425247 = idf(docFreq=10472, maxDocs=43556)
               0.035927605 = queryNorm
             0.5569329 = fieldWeight in 1353, product of:
               2.4494898 = tf(freq=6.0), with freq of:
                 6.0 = termFreq=6.0
               2.425247 = idf(docFreq=10472, maxDocs=43556)
               0.09375 = fieldNorm(doc=1353)
         0.14426348 = weight(abstract_txt:need in 1353) [ClassicSimilarity], result of:
           0.14426348 = score(doc=1353,freq=2.0), product of:
             0.25981897 = queryWeight, product of:
               1.7268051 = boost
               4.1879287 = idf(docFreq=1796, maxDocs=43556)
               0.035927605 = queryNorm
             0.5552461 = fieldWeight in 1353, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               4.1879287 = idf(docFreq=1796, maxDocs=43556)
               0.09375 = fieldNorm(doc=1353)
         0.49275923 = weight(abstract_txt:government in 1353) [ClassicSimilarity], result of:
           0.49275923 = score(doc=1353,freq=3.0), product of:
             0.5147852 = queryWeight, product of:
               2.4306414 = boost
               5.8949056 = idf(docFreq=325, maxDocs=43556)
               0.035927605 = queryNorm
             0.95721334 = fieldWeight in 1353, product of:
               1.7320508 = tf(freq=3.0), with freq of:
                 3.0 = termFreq=3.0
               5.8949056 = idf(docFreq=325, maxDocs=43556)
               0.09375 = fieldNorm(doc=1353)
       0.75 = coord(3/4)
   

2. Tillman, H.N.: Evaluating quality on the net (1996) 0.49

   0.49330845 = sum of:
     0.49330845 = product of:
       0.9866169 = sum of:
         0.046695516 = weight(abstract_txt:information in 5739) [ClassicSimilarity], result of:
           0.046695516 = score(doc=5739,freq=2.0), product of:
             0.08713331 = queryWeight, product of:
               2.425247 = idf(docFreq=10472, maxDocs=43556)
               0.035927605 = queryNorm
             0.5359089 = fieldWeight in 5739, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               2.425247 = idf(docFreq=10472, maxDocs=43556)
               0.15625 = fieldNorm(doc=5739)
         0.9399214 = weight(abstract_txt:getting in 5739) [ClassicSimilarity], result of:
           0.9399214 = score(doc=5739,freq=1.0), product of:
             0.8123411 = queryWeight, product of:
               3.0533535 = boost
               7.4051366 = idf(docFreq=71, maxDocs=43556)
               0.035927605 = queryNorm
             1.1570526 = fieldWeight in 5739, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               7.4051366 = idf(docFreq=71, maxDocs=43556)
               0.15625 = fieldNorm(doc=5739)
       0.5 = coord(2/4)
   

3. Howelss, K.: Connecting the learning society (1997) 0.46

   0.45863754 = sum of:
     0.45863754 = product of:
       0.6115167 = sum of:
         0.023113102 = weight(abstract_txt:information in 2910) [ClassicSimilarity], result of:
           0.023113102 = score(doc=2910,freq=1.0), product of:
             0.08713331 = queryWeight, product of:
               2.425247 = idf(docFreq=10472, maxDocs=43556)
               0.035927605 = queryNorm
             0.26526138 = fieldWeight in 2910, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               2.425247 = idf(docFreq=10472, maxDocs=43556)
               0.109375 = fieldNorm(doc=2910)
         0.1190113 = weight(abstract_txt:need in 2910) [ClassicSimilarity], result of:
           0.1190113 = score(doc=2910,freq=1.0), product of:
             0.25981897 = queryWeight, product of:
               1.7268051 = boost
               4.1879287 = idf(docFreq=1796, maxDocs=43556)
               0.035927605 = queryNorm
             0.4580547 = fieldWeight in 2910, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.1879287 = idf(docFreq=1796, maxDocs=43556)
               0.109375 = fieldNorm(doc=2910)
         0.4693923 = weight(abstract_txt:government in 2910) [ClassicSimilarity], result of:
           0.4693923 = score(doc=2910,freq=2.0), product of:
             0.5147852 = queryWeight, product of:
               2.4306414 = boost
               5.8949056 = idf(docFreq=325, maxDocs=43556)
               0.035927605 = queryNorm
             0.9118217 = fieldWeight in 2910, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               5.8949056 = idf(docFreq=325, maxDocs=43556)
               0.109375 = fieldNorm(doc=2910)
       0.75 = coord(3/4)
   

4. Segura, P.; Zea, B.: Designing online/CD-ROM services to meet user needs : experiences from an emerging information market (1991) 0.44

   0.44099063 = sum of:
     0.44099063 = product of:
       0.5879875 = sum of:
         0.03301872 = weight(abstract_txt:information in 4823) [ClassicSimilarity], result of:
           0.03301872 = score(doc=4823,freq=4.0), product of:
             0.08713331 = queryWeight, product of:
               2.425247 = idf(docFreq=10472, maxDocs=43556)
               0.035927605 = queryNorm
             0.37894484 = fieldWeight in 4823, product of:
               2.0 = tf(freq=4.0), with freq of:
                 4.0 = termFreq=4.0
               2.425247 = idf(docFreq=10472, maxDocs=43556)
               0.078125 = fieldNorm(doc=4823)
         0.08500808 = weight(abstract_txt:need in 4823) [ClassicSimilarity], result of:
           0.08500808 = score(doc=4823,freq=1.0), product of:
             0.25981897 = queryWeight, product of:
               1.7268051 = boost
               4.1879287 = idf(docFreq=1796, maxDocs=43556)
               0.035927605 = queryNorm
             0.32718194 = fieldWeight in 4823, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.1879287 = idf(docFreq=1796, maxDocs=43556)
               0.078125 = fieldNorm(doc=4823)
         0.4699607 = weight(abstract_txt:getting in 4823) [ClassicSimilarity], result of:
           0.4699607 = score(doc=4823,freq=1.0), product of:
             0.8123411 = queryWeight, product of:
               3.0533535 = boost
               7.4051366 = idf(docFreq=71, maxDocs=43556)
               0.035927605 = queryNorm
             0.5785263 = fieldWeight in 4823, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               7.4051366 = idf(docFreq=71, maxDocs=43556)
               0.078125 = fieldNorm(doc=4823)
       0.75 = coord(3/4)
   

5. Flynn, M.: Marketing a fee-based information service : the case of BTiS (1994) 0.41

   0.4145217 = sum of:
     0.4145217 = product of:
       0.5526956 = sum of:
         0.037356414 = weight(abstract_txt:information in 290) [ClassicSimilarity], result of:
           0.037356414 = score(doc=290,freq=2.0), product of:
             0.08713331 = queryWeight, product of:
               2.425247 = idf(docFreq=10472, maxDocs=43556)
               0.035927605 = queryNorm
             0.42872712 = fieldWeight in 290, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               2.425247 = idf(docFreq=10472, maxDocs=43556)
               0.125 = fieldNorm(doc=290)
         0.13601291 = weight(abstract_txt:need in 290) [ClassicSimilarity], result of:
           0.13601291 = score(doc=290,freq=1.0), product of:
             0.25981897 = queryWeight, product of:
               1.7268051 = boost
               4.1879287 = idf(docFreq=1796, maxDocs=43556)
               0.035927605 = queryNorm
             0.5234911 = fieldWeight in 290, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.1879287 = idf(docFreq=1796, maxDocs=43556)
               0.125 = fieldNorm(doc=290)
         0.37932625 = weight(abstract_txt:government in 290) [ClassicSimilarity], result of:
           0.37932625 = score(doc=290,freq=1.0), product of:
             0.5147852 = queryWeight, product of:
               2.4306414 = boost
               5.8949056 = idf(docFreq=325, maxDocs=43556)
               0.035927605 = queryNorm
             0.7368632 = fieldWeight in 290, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.8949056 = idf(docFreq=325, maxDocs=43556)
               0.125 = fieldNorm(doc=290)
       0.75 = coord(3/4)