Search (22 results, page 1 of 2)

  • × author_ss:"Lancaster, F.W."
  • × year_i:[1990 TO 2000}
  1. Lancaster, F.W.: Searching databases on CD-ROM : comparison of the results of end-user searching with results from two modes of searching by skilled intermediaries (1994) 0.03
    0.030575257 = product of:
      0.061150514 = sum of:
        0.061150514 = product of:
          0.09172577 = sum of:
            0.013904866 = weight(_text_:e in 8372) [ClassicSimilarity], result of:
              0.013904866 = score(doc=8372,freq=10.0), product of:
                0.06526148 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0454034 = queryNorm
                0.2130639 = fieldWeight in 8372, product of:
                  3.1622777 = tf(freq=10.0), with freq of:
                    10.0 = termFreq=10.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.046875 = fieldNorm(doc=8372)
            0.077820905 = weight(_text_:p in 8372) [ClassicSimilarity], result of:
              0.077820905 = score(doc=8372,freq=8.0), product of:
                0.1632485 = queryWeight, product of:
                  3.5955126 = idf(docFreq=3298, maxDocs=44218)
                  0.0454034 = queryNorm
                0.47670212 = fieldWeight in 8372, product of:
                  2.828427 = tf(freq=8.0), with freq of:
                    8.0 = termFreq=8.0
                  3.5955126 = idf(docFreq=3298, maxDocs=44218)
                  0.046875 = fieldNorm(doc=8372)
          0.6666667 = coord(2/3)
      0.5 = coord(1/2)
    
    Content
    Im einzelnen wurden für den Patron (P), den Education Librarian (E) und das Team (T) folgende Zahlen ermittelt: Recall (P:32,3%; E:45,9%; T:53,8%); Precision (P:75,5%; E:71,4%; T:66,8%); Novelty (P:51,8%; E:61,6%; T:59,4%)
    Language
    e
  2. Lancaster, F.W.; Zeter, M.J.; Metzler, L.: Ranganathan's influence examined bibliometrically (1992) 0.00
    0.0027637533 = product of:
      0.0055275066 = sum of:
        0.0055275066 = product of:
          0.016582519 = sum of:
            0.016582519 = weight(_text_:e in 1379) [ClassicSimilarity], result of:
              0.016582519 = score(doc=1379,freq=2.0), product of:
                0.06526148 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0454034 = queryNorm
                0.2540935 = fieldWeight in 1379, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.125 = fieldNorm(doc=1379)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Language
    e
  3. Lancaster, F.W.: Evaluation of expert systems in information service applications (1994) 0.00
    0.0024182838 = product of:
      0.0048365677 = sum of:
        0.0048365677 = product of:
          0.014509703 = sum of:
            0.014509703 = weight(_text_:e in 8905) [ClassicSimilarity], result of:
              0.014509703 = score(doc=8905,freq=2.0), product of:
                0.06526148 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0454034 = queryNorm
                0.2223318 = fieldWeight in 8905, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.109375 = fieldNorm(doc=8905)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Language
    e
  4. Lancaster, F.W.: Has technology improved subject access? (199?) 0.00
    0.0024182838 = product of:
      0.0048365677 = sum of:
        0.0048365677 = product of:
          0.014509703 = sum of:
            0.014509703 = weight(_text_:e in 184) [ClassicSimilarity], result of:
              0.014509703 = score(doc=184,freq=2.0), product of:
                0.06526148 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0454034 = queryNorm
                0.2223318 = fieldWeight in 184, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.109375 = fieldNorm(doc=184)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Language
    e
  5. Pinto, M.; Lancaster, F.W.: Abstracts and abstracting in knowledge discovery (1999) 0.00
    0.0024182838 = product of:
      0.0048365677 = sum of:
        0.0048365677 = product of:
          0.014509703 = sum of:
            0.014509703 = weight(_text_:e in 6233) [ClassicSimilarity], result of:
              0.014509703 = score(doc=6233,freq=2.0), product of:
                0.06526148 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0454034 = queryNorm
                0.2223318 = fieldWeight in 6233, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.109375 = fieldNorm(doc=6233)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Language
    e
  6. Lancaster, F.W.: ¬The evolution of electronic publishing (1995) 0.00
    0.0020728149 = product of:
      0.0041456297 = sum of:
        0.0041456297 = product of:
          0.012436888 = sum of:
            0.012436888 = weight(_text_:e in 2446) [ClassicSimilarity], result of:
              0.012436888 = score(doc=2446,freq=2.0), product of:
                0.06526148 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0454034 = queryNorm
                0.19057012 = fieldWeight in 2446, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.09375 = fieldNorm(doc=2446)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Language
    e
  7. Lancaster, F.W.; Warner, A.J.: Information retrieval today (1993) 0.00
    0.0017273457 = product of:
      0.0034546915 = sum of:
        0.0034546915 = product of:
          0.010364074 = sum of:
            0.010364074 = weight(_text_:e in 4607) [ClassicSimilarity], result of:
              0.010364074 = score(doc=4607,freq=2.0), product of:
                0.06526148 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0454034 = queryNorm
                0.15880844 = fieldWeight in 4607, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.078125 = fieldNorm(doc=4607)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Language
    e
  8. Lancaster, F.W.: Indexing and abstracting in theory and practice (1998) 0.00
    0.0014657015 = product of:
      0.002931403 = sum of:
        0.002931403 = product of:
          0.008794209 = sum of:
            0.008794209 = weight(_text_:e in 4141) [ClassicSimilarity], result of:
              0.008794209 = score(doc=4141,freq=4.0), product of:
                0.06526148 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0454034 = queryNorm
                0.13475344 = fieldWeight in 4141, product of:
                  2.0 = tf(freq=4.0), with freq of:
                    4.0 = termFreq=4.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.046875 = fieldNorm(doc=4141)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Footnote
    Rez. in: JASIS 50(1999) no.8, S.728-730 (J.-E. Mai); Indexer 21(1999) no.3, S.148 (P.F. Booth); Managing information 6(1999) no.1, S.48 (S.T. Clarke); Electronic library 17(1999) no.3, S.193 (F. Parry)
    Language
    e
  9. Lancaster, F.W.: Librarians, technology and mediocrity (1993) 0.00
    0.0013818766 = product of:
      0.0027637533 = sum of:
        0.0027637533 = product of:
          0.008291259 = sum of:
            0.008291259 = weight(_text_:e in 7006) [ClassicSimilarity], result of:
              0.008291259 = score(doc=7006,freq=2.0), product of:
                0.06526148 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0454034 = queryNorm
                0.12704675 = fieldWeight in 7006, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0625 = fieldNorm(doc=7006)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Language
    e
  10. Krooks, D.A.; Lancaster, F.W.: ¬The evolution of guidelines for thesaurus construction (1993) 0.00
    0.0013818766 = product of:
      0.0027637533 = sum of:
        0.0027637533 = product of:
          0.008291259 = sum of:
            0.008291259 = weight(_text_:e in 7128) [ClassicSimilarity], result of:
              0.008291259 = score(doc=7128,freq=2.0), product of:
                0.06526148 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0454034 = queryNorm
                0.12704675 = fieldWeight in 7128, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0625 = fieldNorm(doc=7128)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Language
    e
  11. Lancaster, F.W.: Evaluation in the context of the digital library (1996) 0.00
    0.0013818766 = product of:
      0.0027637533 = sum of:
        0.0027637533 = product of:
          0.008291259 = sum of:
            0.008291259 = weight(_text_:e in 7886) [ClassicSimilarity], result of:
              0.008291259 = score(doc=7886,freq=2.0), product of:
                0.06526148 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0454034 = queryNorm
                0.12704675 = fieldWeight in 7886, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0625 = fieldNorm(doc=7886)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Language
    e
  12. Lancaster, F.W.: Artificial intelligence, expert systems and the digital library (1996) 0.00
    0.0013818766 = product of:
      0.0027637533 = sum of:
        0.0027637533 = product of:
          0.008291259 = sum of:
            0.008291259 = weight(_text_:e in 839) [ClassicSimilarity], result of:
              0.008291259 = score(doc=839,freq=2.0), product of:
                0.06526148 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0454034 = queryNorm
                0.12704675 = fieldWeight in 839, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0625 = fieldNorm(doc=839)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Language
    e
  13. Lancaster, F.W.; Connell, T.H.; Bishop, N.; McCowan, S.: Identifying barriers to effective subject access in library catalogs (1991) 0.00
    0.0012091419 = product of:
      0.0024182838 = sum of:
        0.0024182838 = product of:
          0.0072548515 = sum of:
            0.0072548515 = weight(_text_:e in 2259) [ClassicSimilarity], result of:
              0.0072548515 = score(doc=2259,freq=2.0), product of:
                0.06526148 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0454034 = queryNorm
                0.1111659 = fieldWeight in 2259, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=2259)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Language
    e
  14. Lancaster, F.W.: Libraries in the year 2001 (1993) 0.00
    0.0012091419 = product of:
      0.0024182838 = sum of:
        0.0024182838 = product of:
          0.0072548515 = sum of:
            0.0072548515 = weight(_text_:e in 7599) [ClassicSimilarity], result of:
              0.0072548515 = score(doc=7599,freq=2.0), product of:
                0.06526148 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0454034 = queryNorm
                0.1111659 = fieldWeight in 7599, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=7599)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Language
    e
  15. Lancaster, F.W.: Networked electronic publishing of the results of scholarly research (1995) 0.00
    0.0012091419 = product of:
      0.0024182838 = sum of:
        0.0024182838 = product of:
          0.0072548515 = sum of:
            0.0072548515 = weight(_text_:e in 1675) [ClassicSimilarity], result of:
              0.0072548515 = score(doc=1675,freq=2.0), product of:
                0.06526148 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0454034 = queryNorm
                0.1111659 = fieldWeight in 1675, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=1675)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Language
    e
  16. Lancaster, F.W.; Ulvila, J.W.; Humphrey, S.M.; Smith, L.C.; Allen, B.; Herner, S.: Evaluation of interactive knowledge-based systems : overview and design for empirical testing (1996) 0.00
    0.0012091419 = product of:
      0.0024182838 = sum of:
        0.0024182838 = product of:
          0.0072548515 = sum of:
            0.0072548515 = weight(_text_:e in 3000) [ClassicSimilarity], result of:
              0.0072548515 = score(doc=3000,freq=2.0), product of:
                0.06526148 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0454034 = queryNorm
                0.1111659 = fieldWeight in 3000, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=3000)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Language
    e
  17. Lancaster, F.W.: From custodian to knowledge engineer : the evolution of librarianship as a profession (1995) 0.00
    0.0012091419 = product of:
      0.0024182838 = sum of:
        0.0024182838 = product of:
          0.0072548515 = sum of:
            0.0072548515 = weight(_text_:e in 3058) [ClassicSimilarity], result of:
              0.0072548515 = score(doc=3058,freq=2.0), product of:
                0.06526148 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0454034 = queryNorm
                0.1111659 = fieldWeight in 3058, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=3058)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Language
    e
  18. Elzy, C.; Nourie, A.; Lancaster, F.W.; Joseph, K.M.: Evaluating reference service in a large academic library (1991) 0.00
    0.0012091419 = product of:
      0.0024182838 = sum of:
        0.0024182838 = product of:
          0.0072548515 = sum of:
            0.0072548515 = weight(_text_:e in 4015) [ClassicSimilarity], result of:
              0.0072548515 = score(doc=4015,freq=2.0), product of:
                0.06526148 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0454034 = queryNorm
                0.1111659 = fieldWeight in 4015, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=4015)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Language
    e
  19. Qin, J.; Lancaster, F.W.; Allen, B.: Types and levels of collaboration in interdisciplinary research in the sciences (1997) 0.00
    0.0012091419 = product of:
      0.0024182838 = sum of:
        0.0024182838 = product of:
          0.0072548515 = sum of:
            0.0072548515 = weight(_text_:e in 1593) [ClassicSimilarity], result of:
              0.0072548515 = score(doc=1593,freq=2.0), product of:
                0.06526148 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0454034 = queryNorm
                0.1111659 = fieldWeight in 1593, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=1593)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Language
    e
  20. Lancaster, F.W.: Indexing and abstracting in theory and practice (1991) 0.00
    0.0012091419 = product of:
      0.0024182838 = sum of:
        0.0024182838 = product of:
          0.0072548515 = sum of:
            0.0072548515 = weight(_text_:e in 752) [ClassicSimilarity], result of:
              0.0072548515 = score(doc=752,freq=2.0), product of:
                0.06526148 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0454034 = queryNorm
                0.1111659 = fieldWeight in 752, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=752)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Language
    e