Document (#15836)

Author

Rudich, J.

Title

CD-ROM telephone directories

Source

Link-up. 13(1996) no.4, S.18-19

Year

1996

Abstract

CD-ROM telephone directories have a number of uses and are good alternative to purchasing or renting a mailing list for business purposes. Describes and compares 4 leading USA directories: Select Phone published by Pro CD; PhoneDisc PowerFinder published by Digital Directory Assistance; DeLorme's Phone Search USA; and Parson Technology' Directory, USA. Online and WWW services are also available

Theme

Informationsmittel

Object

SelectPhone
PhoneDisc
PhoneSearch USA
Parson Technology's Directory

Similar documents (content)

1. Jascó, P.: Will white page CD-ROM directories turn yellow, or, er, green of envy? (1998) 0.64

   0.63657117 = sum of:
     0.63657117 = product of:
       1.5914279 = sum of:
         0.015492654 = weight(abstract_txt:online in 1678) [ClassicSimilarity], result of:
           0.015492654 = score(doc=1678,freq=1.0), product of:
             0.045075864 = queryWeight, product of:
               1.0022142 = boost
               3.6661522 = idf(docFreq=3073, maxDocs=44218)
               0.012267978 = queryNorm
             0.34370178 = fieldWeight in 1678, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.6661522 = idf(docFreq=3073, maxDocs=44218)
               0.09375 = fieldNorm(doc=1678)
         0.025018012 = weight(abstract_txt:available in 1678) [ClassicSimilarity], result of:
           0.025018012 = score(doc=1678,freq=1.0), product of:
             0.062043365 = queryWeight, product of:
               1.1758075 = boost
               4.3011656 = idf(docFreq=1628, maxDocs=44218)
               0.012267978 = queryNorm
             0.40323427 = fieldWeight in 1678, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.3011656 = idf(docFreq=1628, maxDocs=44218)
               0.09375 = fieldNorm(doc=1678)
         0.047389835 = weight(abstract_txt:business in 1678) [ClassicSimilarity], result of:
           0.047389835 = score(doc=1678,freq=1.0), product of:
             0.094983965 = queryWeight, product of:
               1.4548348 = boost
               5.321862 = idf(docFreq=586, maxDocs=44218)
               0.012267978 = queryNorm
             0.49892458 = fieldWeight in 1678, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.321862 = idf(docFreq=586, maxDocs=44218)
               0.09375 = fieldNorm(doc=1678)
         0.06295958 = weight(abstract_txt:compares in 1678) [ClassicSimilarity], result of:
           0.06295958 = score(doc=1678,freq=1.0), product of:
             0.1147893 = queryWeight, product of:
               1.5993342 = boost
               5.8504486 = idf(docFreq=345, maxDocs=44218)
               0.012267978 = queryNorm
             0.54847956 = fieldWeight in 1678, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.8504486 = idf(docFreq=345, maxDocs=44218)
               0.09375 = fieldNorm(doc=1678)
         0.09483602 = weight(abstract_txt:assistance in 1678) [ClassicSimilarity], result of:
           0.09483602 = score(doc=1678,freq=1.0), product of:
             0.1508374 = queryWeight, product of:
               1.8333403 = boost
               6.7064548 = idf(docFreq=146, maxDocs=44218)
               0.012267978 = queryNorm
             0.6287301 = fieldWeight in 1678, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               6.7064548 = idf(docFreq=146, maxDocs=44218)
               0.09375 = fieldNorm(doc=1678)
         0.18894479 = weight(abstract_txt:mailing in 1678) [ClassicSimilarity], result of:
           0.18894479 = score(doc=1678,freq=1.0), product of:
             0.238827 = queryWeight, product of:
               2.306908 = boost
               8.43879 = idf(docFreq=25, maxDocs=44218)
               0.012267978 = queryNorm
             0.7911366 = fieldWeight in 1678, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               8.43879 = idf(docFreq=25, maxDocs=44218)
               0.09375 = fieldNorm(doc=1678)
         0.19961827 = weight(abstract_txt:directory in 1678) [ClassicSimilarity], result of:
           0.19961827 = score(doc=1678,freq=1.0), product of:
             0.31213108 = queryWeight, product of:
               3.729684 = boost
               6.82169 = idf(docFreq=130, maxDocs=44218)
               0.012267978 = queryNorm
             0.63953346 = fieldWeight in 1678, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               6.82169 = idf(docFreq=130, maxDocs=44218)
               0.09375 = fieldNorm(doc=1678)
         0.2628891 = weight(abstract_txt:telephone in 1678) [ClassicSimilarity], result of:
           0.2628891 = score(doc=1678,freq=1.0), product of:
             0.3750178 = queryWeight, product of:
               4.088175 = boost
               7.4773793 = idf(docFreq=67, maxDocs=44218)
               0.012267978 = queryNorm
             0.7010043 = fieldWeight in 1678, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               7.4773793 = idf(docFreq=67, maxDocs=44218)
               0.09375 = fieldNorm(doc=1678)
         0.33934692 = weight(abstract_txt:phone in 1678) [ClassicSimilarity], result of:
           0.33934692 = score(doc=1678,freq=1.0), product of:
             0.4445966 = queryWeight, product of:
               4.4512973 = boost
               8.14154 = idf(docFreq=34, maxDocs=44218)
               0.012267978 = queryNorm
             0.7632693 = fieldWeight in 1678, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               8.14154 = idf(docFreq=34, maxDocs=44218)
               0.09375 = fieldNorm(doc=1678)
         0.35493276 = weight(abstract_txt:directories in 1678) [ClassicSimilarity], result of:
           0.35493276 = score(doc=1678,freq=1.0), product of:
             0.5244024 = queryWeight, product of:
               5.920815 = boost
               7.2195506 = idf(docFreq=87, maxDocs=44218)
               0.012267978 = queryNorm
             0.67683285 = fieldWeight in 1678, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               7.2195506 = idf(docFreq=87, maxDocs=44218)
               0.09375 = fieldNorm(doc=1678)
       0.4 = coord(10/25)
   

2. Boettcher, J.; Kingma, B.R.: Telephone directories : alternatives to print (1994) 0.41

   0.40911105 = sum of:
     0.40911105 = product of:
       1.7046294 = sum of:
         0.020627659 = weight(abstract_txt:technology in 1712) [ClassicSimilarity], result of:
           0.020627659 = score(doc=1712,freq=1.0), product of:
             0.061604764 = queryWeight, product of:
               1.1716441 = boost
               4.2859354 = idf(docFreq=1653, maxDocs=44218)
               0.012267978 = queryNorm
             0.3348387 = fieldWeight in 1712, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.2859354 = idf(docFreq=1653, maxDocs=44218)
               0.078125 = fieldNorm(doc=1712)
         0.079030015 = weight(abstract_txt:assistance in 1712) [ClassicSimilarity], result of:
           0.079030015 = score(doc=1712,freq=1.0), product of:
             0.1508374 = queryWeight, product of:
               1.8333403 = boost
               6.7064548 = idf(docFreq=146, maxDocs=44218)
               0.012267978 = queryNorm
             0.52394176 = fieldWeight in 1712, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               6.7064548 = idf(docFreq=146, maxDocs=44218)
               0.078125 = fieldNorm(doc=1712)
         0.15535094 = weight(abstract_txt:purchasing in 1712) [ClassicSimilarity], result of:
           0.15535094 = score(doc=1712,freq=1.0), product of:
             0.23669563 = queryWeight, product of:
               2.296591 = boost
               8.401051 = idf(docFreq=26, maxDocs=44218)
               0.012267978 = queryNorm
             0.6563321 = fieldWeight in 1712, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               8.401051 = idf(docFreq=26, maxDocs=44218)
               0.078125 = fieldNorm(doc=1712)
         0.23525238 = weight(abstract_txt:directory in 1712) [ClassicSimilarity], result of:
           0.23525238 = score(doc=1712,freq=2.0), product of:
             0.31213108 = queryWeight, product of:
               3.729684 = boost
               6.82169 = idf(docFreq=130, maxDocs=44218)
               0.012267978 = queryNorm
             0.7536974 = fieldWeight in 1712, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               6.82169 = idf(docFreq=130, maxDocs=44218)
               0.078125 = fieldNorm(doc=1712)
         0.4898649 = weight(abstract_txt:telephone in 1712) [ClassicSimilarity], result of:
           0.4898649 = score(doc=1712,freq=5.0), product of:
             0.3750178 = queryWeight, product of:
               4.088175 = boost
               7.4773793 = idf(docFreq=67, maxDocs=44218)
               0.012267978 = queryNorm
             1.3062444 = fieldWeight in 1712, product of:
               2.236068 = tf(freq=5.0), with freq of:
                 5.0 = termFreq=5.0
               7.4773793 = idf(docFreq=67, maxDocs=44218)
               0.078125 = fieldNorm(doc=1712)
         0.7245035 = weight(abstract_txt:directories in 1712) [ClassicSimilarity], result of:
           0.7245035 = score(doc=1712,freq=6.0), product of:
             0.5244024 = queryWeight, product of:
               5.920815 = boost
               7.2195506 = idf(docFreq=87, maxDocs=44218)
               0.012267978 = queryNorm
             1.3815794 = fieldWeight in 1712, product of:
               2.4494898 = tf(freq=6.0), with freq of:
                 6.0 = termFreq=6.0
               7.2195506 = idf(docFreq=87, maxDocs=44218)
               0.078125 = fieldNorm(doc=1712)
       0.24 = coord(6/25)
   

3. Raeder, A.: People locators on the Web : finding and being found (1996) 0.23

   0.23236759 = sum of:
     0.23236759 = product of:
       0.9681983 = sum of:
         0.033152714 = weight(abstract_txt:describes in 5119) [ClassicSimilarity], result of:
           0.033152714 = score(doc=5119,freq=2.0), product of:
             0.049042255 = queryWeight, product of:
               1.0453789 = boost
               3.8240511 = idf(docFreq=2624, maxDocs=44218)
               0.012267978 = queryNorm
             0.6760031 = fieldWeight in 5119, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               3.8240511 = idf(docFreq=2624, maxDocs=44218)
               0.125 = fieldNorm(doc=5119)
         0.04184404 = weight(abstract_txt:number in 5119) [ClassicSimilarity], result of:
           0.04184404 = score(doc=5119,freq=2.0), product of:
             0.05727698 = queryWeight, product of:
               1.1297402 = boost
               4.132649 = idf(docFreq=1927, maxDocs=44218)
               0.012267978 = queryNorm
             0.730556 = fieldWeight in 5119, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               4.132649 = idf(docFreq=1927, maxDocs=44218)
               0.125 = fieldNorm(doc=5119)
         0.0309778 = weight(abstract_txt:services in 5119) [ClassicSimilarity], result of:
           0.0309778 = score(doc=5119,freq=1.0), product of:
             0.05905655 = queryWeight, product of:
               1.1471562 = boost
               4.1963577 = idf(docFreq=1808, maxDocs=44218)
               0.012267978 = queryNorm
             0.5245447 = fieldWeight in 5119, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.1963577 = idf(docFreq=1808, maxDocs=44218)
               0.125 = fieldNorm(doc=5119)
         0.03335735 = weight(abstract_txt:available in 5119) [ClassicSimilarity], result of:
           0.03335735 = score(doc=5119,freq=1.0), product of:
             0.062043365 = queryWeight, product of:
               1.1758075 = boost
               4.3011656 = idf(docFreq=1628, maxDocs=44218)
               0.012267978 = queryNorm
             0.5376457 = fieldWeight in 5119, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.3011656 = idf(docFreq=1628, maxDocs=44218)
               0.125 = fieldNorm(doc=5119)
         0.3764038 = weight(abstract_txt:directory in 5119) [ClassicSimilarity], result of:
           0.3764038 = score(doc=5119,freq=2.0), product of:
             0.31213108 = queryWeight, product of:
               3.729684 = boost
               6.82169 = idf(docFreq=130, maxDocs=44218)
               0.012267978 = queryNorm
             1.2059158 = fieldWeight in 5119, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               6.82169 = idf(docFreq=130, maxDocs=44218)
               0.125 = fieldNorm(doc=5119)
         0.45246258 = weight(abstract_txt:phone in 5119) [ClassicSimilarity], result of:
           0.45246258 = score(doc=5119,freq=1.0), product of:
             0.4445966 = queryWeight, product of:
               4.4512973 = boost
               8.14154 = idf(docFreq=34, maxDocs=44218)
               0.012267978 = queryNorm
             1.0176924 = fieldWeight in 5119, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               8.14154 = idf(docFreq=34, maxDocs=44218)
               0.125 = fieldNorm(doc=5119)
       0.24 = coord(6/25)
   

4. Gandhi, S.: Proliferation and categories of Internet directories : a database of Internet subject directories (1998) 0.23

   0.22806291 = sum of:
     0.22806291 = product of:
       1.1403146 = sum of:
         0.015390195 = weight(abstract_txt:search in 3750) [ClassicSimilarity], result of:
           0.015390195 = score(doc=3750,freq=1.0), product of:
             0.044876907 = queryWeight, product of:
               3.6580524 = idf(docFreq=3098, maxDocs=44218)
               0.012267978 = queryNorm
             0.34294242 = fieldWeight in 3750, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.6580524 = idf(docFreq=3098, maxDocs=44218)
               0.09375 = fieldNorm(doc=3750)
         0.015492654 = weight(abstract_txt:online in 3750) [ClassicSimilarity], result of:
           0.015492654 = score(doc=3750,freq=1.0), product of:
             0.045075864 = queryWeight, product of:
               1.0022142 = boost
               3.6661522 = idf(docFreq=3073, maxDocs=44218)
               0.012267978 = queryNorm
             0.34370178 = fieldWeight in 3750, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.6661522 = idf(docFreq=3073, maxDocs=44218)
               0.09375 = fieldNorm(doc=3750)
         0.06480062 = weight(abstract_txt:leading in 3750) [ClassicSimilarity], result of:
           0.06480062 = score(doc=3750,freq=1.0), product of:
             0.11701628 = queryWeight, product of:
               1.6147738 = boost
               5.906927 = idf(docFreq=326, maxDocs=44218)
               0.012267978 = queryNorm
             0.5537744 = fieldWeight in 3750, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.906927 = idf(docFreq=326, maxDocs=44218)
               0.09375 = fieldNorm(doc=3750)
         0.10556723 = weight(abstract_txt:published in 3750) [ClassicSimilarity], result of:
           0.10556723 = score(doc=3750,freq=2.0), product of:
             0.16201165 = queryWeight, product of:
               2.6870556 = boost
               4.9146953 = idf(docFreq=881, maxDocs=44218)
               0.012267978 = queryNorm
             0.6516027 = fieldWeight in 3750, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               4.9146953 = idf(docFreq=881, maxDocs=44218)
               0.09375 = fieldNorm(doc=3750)
         0.93906385 = weight(abstract_txt:directories in 3750) [ClassicSimilarity], result of:
           0.93906385 = score(doc=3750,freq=7.0), product of:
             0.5244024 = queryWeight, product of:
               5.920815 = boost
               7.2195506 = idf(docFreq=87, maxDocs=44218)
               0.012267978 = queryNorm
             1.7907314 = fieldWeight in 3750, product of:
               2.6457512 = tf(freq=7.0), with freq of:
                 7.0 = termFreq=7.0
               7.2195506 = idf(docFreq=87, maxDocs=44218)
               0.09375 = fieldNorm(doc=3750)
       0.2 = coord(5/25)
   

5. Notess, G.R.: Internet ready reference resources (1996) 0.19

   0.18726234 = sum of:
     0.18726234 = product of:
       0.93631166 = sum of:
         0.035163768 = weight(abstract_txt:describes in 4899) [ClassicSimilarity], result of:
           0.035163768 = score(doc=4899,freq=1.0), product of:
             0.049042255 = queryWeight, product of:
               1.0453789 = boost
               3.8240511 = idf(docFreq=2624, maxDocs=44218)
               0.012267978 = queryNorm
             0.7170096 = fieldWeight in 4899, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.8240511 = idf(docFreq=2624, maxDocs=44218)
               0.1875 = fieldNorm(doc=4899)
         0.0464667 = weight(abstract_txt:services in 4899) [ClassicSimilarity], result of:
           0.0464667 = score(doc=4899,freq=1.0), product of:
             0.05905655 = queryWeight, product of:
               1.1471562 = boost
               4.1963577 = idf(docFreq=1808, maxDocs=44218)
               0.012267978 = queryNorm
             0.7868171 = fieldWeight in 4899, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.1963577 = idf(docFreq=1808, maxDocs=44218)
               0.1875 = fieldNorm(doc=4899)
         0.050036024 = weight(abstract_txt:available in 4899) [ClassicSimilarity], result of:
           0.050036024 = score(doc=4899,freq=1.0), product of:
             0.062043365 = queryWeight, product of:
               1.1758075 = boost
               4.3011656 = idf(docFreq=1628, maxDocs=44218)
               0.012267978 = queryNorm
             0.80646855 = fieldWeight in 4899, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.3011656 = idf(docFreq=1628, maxDocs=44218)
               0.1875 = fieldNorm(doc=4899)
         0.09477967 = weight(abstract_txt:business in 4899) [ClassicSimilarity], result of:
           0.09477967 = score(doc=4899,freq=1.0), product of:
             0.094983965 = queryWeight, product of:
               1.4548348 = boost
               5.321862 = idf(docFreq=586, maxDocs=44218)
               0.012267978 = queryNorm
             0.99784917 = fieldWeight in 4899, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.321862 = idf(docFreq=586, maxDocs=44218)
               0.1875 = fieldNorm(doc=4899)
         0.7098655 = weight(abstract_txt:directories in 4899) [ClassicSimilarity], result of:
           0.7098655 = score(doc=4899,freq=1.0), product of:
             0.5244024 = queryWeight, product of:
               5.920815 = boost
               7.2195506 = idf(docFreq=87, maxDocs=44218)
               0.012267978 = queryNorm
             1.3536657 = fieldWeight in 4899, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               7.2195506 = idf(docFreq=87, maxDocs=44218)
               0.1875 = fieldNorm(doc=4899)
       0.2 = coord(5/25)