Document (#25240)

Author

Poetzsch, E.

Title

Information Retrieval : Einführung in Grundlagen und Methoden

Imprint

Potsdam : Verlag für Berlin-Brandenburg

Year

1998

Pages

208 S

Isbn

3-932981-00-6

Series

Materialien zur Information und Dokumentation; Bd.5

Content

Teil 1: Grundlagen des Information Retrieval: Schwerpunkte des Information Retrieval mit Relevanz für die praktische Recherchedurchführung: Arbeitsschritte einer Recherche, Voraussetzungen für Online-Recherchen, Überblick über Arten von Datenbanken und über Hosts, Benutzerhilfen, Softwaretools, Retrievalsprachen und Kosten; Teil 2: Methoden des Information Retrieval: Einführung in die Methoden des Information Retrieval anhand ausgewählter Beispiele zu Retrievalsprachen, windows-basierten Retrievaltools und Web-Search-Möglichkeiten mittels hostspezifischer Suchoberflächen

Footnote

Rez. in: nfd 49(1998) H.6, S.379 (M. Heidenreich)

Theme

Grundlagen u. Einführungen: Allgemeine Literatur
Retrievalsprachen

RSWK

Information retrieval / Einführung

Similar documents (author)

1. Poetzsch, E.: Vorstellungen zum Aufbau des Auskunftsdienstes "Informationen zur Biotechnologie" (1988) 5.81

   5.81187 = sum of:
     5.81187 = weight(author_txt:poetzsch in 2507) [ClassicSimilarity], result of:
       5.81187 = fieldWeight in 2507, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         9.298992 = idf(docFreq=10, maxDocs=44218)
         0.625 = fieldNorm(doc=2507)
   

2. Poetzsch, E.: Information Retrieval : Einführung in Grundlagen und Methoden (2001) 5.81

   5.81187 = sum of:
     5.81187 = weight(author_txt:poetzsch in 1655) [ClassicSimilarity], result of:
       5.81187 = fieldWeight in 1655, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         9.298992 = idf(docFreq=10, maxDocs=44218)
         0.625 = fieldNorm(doc=1655)
   

3. Poetzsch, E.: Wirtschaftsinformation : Online - CD-ROM - Internet (2004) 5.81

   5.81187 = sum of:
     5.81187 = weight(author_txt:poetzsch in 1945) [ClassicSimilarity], result of:
       5.81187 = fieldWeight in 1945, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         9.298992 = idf(docFreq=10, maxDocs=44218)
         0.625 = fieldNorm(doc=1945)
   

4. Poetzsch, E.: Wirtschaftsinformation : Online - CD-ROM - Internet (2001) 5.81

   5.81187 = sum of:
     5.81187 = weight(author_txt:poetzsch in 4623) [ClassicSimilarity], result of:
       5.81187 = fieldWeight in 4623, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         9.298992 = idf(docFreq=10, maxDocs=44218)
         0.625 = fieldNorm(doc=4623)
   

5. Poetzsch, E.: Naturwissenschaftlich-technische Information : Online, CD-ROM, Internet (2005) 5.81

   5.81187 = sum of:
     5.81187 = weight(author_txt:poetzsch in 4935) [ClassicSimilarity], result of:
       5.81187 = fieldWeight in 4935, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         9.298992 = idf(docFreq=10, maxDocs=44218)
         0.625 = fieldNorm(doc=4935)
   

Similar documents (content)

1. Poetzsch, E.: Information Retrieval : Einführung in Grundlagen und Methoden (2005) 1.46

   1.4614837 = sum of:
     1.4614837 = sum of:
       0.09233543 = weight(abstract_txt:information in 591) [ClassicSimilarity], result of:
         0.09233543 = score(doc=591,freq=7.0), product of:
           0.13180022 = queryWeight, product of:
             2.4209464 = idf(docFreq=10677, maxDocs=44218)
             0.05444161 = queryNorm
           0.7005712 = fieldWeight in 591, product of:
             2.6457512 = tf(freq=7.0), with freq of:
               7.0 = termFreq=7.0
             2.4209464 = idf(docFreq=10677, maxDocs=44218)
             0.109375 = fieldNorm(doc=591)
       0.33643025 = weight(abstract_txt:methoden in 591) [ClassicSimilarity], result of:
         0.33643025 = score(doc=591,freq=2.0), product of:
           0.3760797 = queryWeight, product of:
             1.194447 = boost
             5.7833843 = idf(docFreq=369, maxDocs=44218)
             0.05444161 = queryNorm
           0.89457166 = fieldWeight in 591, product of:
             1.4142135 = tf(freq=2.0), with freq of:
               2.0 = termFreq=2.0
             5.7833843 = idf(docFreq=369, maxDocs=44218)
             0.109375 = fieldNorm(doc=591)
       0.29660034 = weight(abstract_txt:grundlagen in 591) [ClassicSimilarity], result of:
         0.29660034 = score(doc=591,freq=1.0), product of:
           0.43565327 = queryWeight, product of:
             1.285575 = boost
             6.2246165 = idf(docFreq=237, maxDocs=44218)
             0.05444161 = queryNorm
           0.6808174 = fieldWeight in 591, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             6.2246165 = idf(docFreq=237, maxDocs=44218)
             0.109375 = fieldNorm(doc=591)
       0.25284603 = weight(abstract_txt:retrieval in 591) [ClassicSimilarity], result of:
         0.25284603 = score(doc=591,freq=6.0), product of:
           0.27157527 = queryWeight, product of:
             1.4354466 = boost
             3.4751394 = idf(docFreq=3720, maxDocs=44218)
             0.05444161 = queryNorm
           0.93103486 = fieldWeight in 591, product of:
             2.4494898 = tf(freq=6.0), with freq of:
               6.0 = termFreq=6.0
             3.4751394 = idf(docFreq=3720, maxDocs=44218)
             0.109375 = fieldNorm(doc=591)
       0.48327175 = weight(abstract_txt:einführung in 591) [ClassicSimilarity], result of:
         0.48327175 = score(doc=591,freq=1.0), product of:
           0.76003015 = queryWeight, product of:
             2.4013605 = boost
             5.813565 = idf(docFreq=358, maxDocs=44218)
             0.05444161 = queryNorm
           0.63585865 = fieldWeight in 591, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             5.813565 = idf(docFreq=358, maxDocs=44218)
             0.109375 = fieldNorm(doc=591)
   

2. Computerlinguistik und Sprachtechnologie : Eine Einführung (2001) 0.83

   0.8302244 = sum of:
     0.8302244 = sum of:
       0.019942578 = weight(abstract_txt:information in 1749) [ClassicSimilarity], result of:
         0.019942578 = score(doc=1749,freq=1.0), product of:
           0.13180022 = queryWeight, product of:
             2.4209464 = idf(docFreq=10677, maxDocs=44218)
             0.05444161 = queryNorm
           0.15130915 = fieldWeight in 1749, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             2.4209464 = idf(docFreq=10677, maxDocs=44218)
             0.0625 = fieldNorm(doc=1749)
       0.23545212 = weight(abstract_txt:methoden in 1749) [ClassicSimilarity], result of:
         0.23545212 = score(doc=1749,freq=3.0), product of:
           0.3760797 = queryWeight, product of:
             1.194447 = boost
             5.7833843 = idf(docFreq=369, maxDocs=44218)
             0.05444161 = queryNorm
           0.6260697 = fieldWeight in 1749, product of:
             1.7320508 = tf(freq=3.0), with freq of:
               3.0 = termFreq=3.0
             5.7833843 = idf(docFreq=369, maxDocs=44218)
             0.0625 = fieldNorm(doc=1749)
       0.23968926 = weight(abstract_txt:grundlagen in 1749) [ClassicSimilarity], result of:
         0.23968926 = score(doc=1749,freq=2.0), product of:
           0.43565327 = queryWeight, product of:
             1.285575 = boost
             6.2246165 = idf(docFreq=237, maxDocs=44218)
             0.05444161 = queryNorm
           0.55018353 = fieldWeight in 1749, product of:
             1.4142135 = tf(freq=2.0), with freq of:
               2.0 = termFreq=2.0
             6.2246165 = idf(docFreq=237, maxDocs=44218)
             0.0625 = fieldNorm(doc=1749)
       0.05898512 = weight(abstract_txt:retrieval in 1749) [ClassicSimilarity], result of:
         0.05898512 = score(doc=1749,freq=1.0), product of:
           0.27157527 = queryWeight, product of:
             1.4354466 = boost
             3.4751394 = idf(docFreq=3720, maxDocs=44218)
             0.05444161 = queryNorm
           0.21719621 = fieldWeight in 1749, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             3.4751394 = idf(docFreq=3720, maxDocs=44218)
             0.0625 = fieldNorm(doc=1749)
       0.2761553 = weight(abstract_txt:einführung in 1749) [ClassicSimilarity], result of:
         0.2761553 = score(doc=1749,freq=1.0), product of:
           0.76003015 = queryWeight, product of:
             2.4013605 = boost
             5.813565 = idf(docFreq=358, maxDocs=44218)
             0.05444161 = queryNorm
           0.3633478 = fieldWeight in 1749, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             5.813565 = idf(docFreq=358, maxDocs=44218)
             0.0625 = fieldNorm(doc=1749)
   

3. Ferber, R.: Information Retrieval : Data Mining-Verfahren für Textsammlungen und das Web (2003) 0.81

   0.80966693 = sum of:
     0.80966693 = sum of:
       0.039885156 = weight(abstract_txt:information in 1848) [ClassicSimilarity], result of:
         0.039885156 = score(doc=1848,freq=4.0), product of:
           0.13180022 = queryWeight, product of:
             2.4209464 = idf(docFreq=10677, maxDocs=44218)
             0.05444161 = queryNorm
           0.3026183 = fieldWeight in 1848, product of:
             2.0 = tf(freq=4.0), with freq of:
               4.0 = termFreq=4.0
             2.4209464 = idf(docFreq=10677, maxDocs=44218)
             0.0625 = fieldNorm(doc=1848)
       0.19224586 = weight(abstract_txt:methoden in 1848) [ClassicSimilarity], result of:
         0.19224586 = score(doc=1848,freq=2.0), product of:
           0.3760797 = queryWeight, product of:
             1.194447 = boost
             5.7833843 = idf(docFreq=369, maxDocs=44218)
             0.05444161 = queryNorm
           0.5111838 = fieldWeight in 1848, product of:
             1.4142135 = tf(freq=2.0), with freq of:
               2.0 = termFreq=2.0
             5.7833843 = idf(docFreq=369, maxDocs=44218)
             0.0625 = fieldNorm(doc=1848)
       0.16948591 = weight(abstract_txt:grundlagen in 1848) [ClassicSimilarity], result of:
         0.16948591 = score(doc=1848,freq=1.0), product of:
           0.43565327 = queryWeight, product of:
             1.285575 = boost
             6.2246165 = idf(docFreq=237, maxDocs=44218)
             0.05444161 = queryNorm
           0.38903853 = fieldWeight in 1848, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             6.2246165 = idf(docFreq=237, maxDocs=44218)
             0.0625 = fieldNorm(doc=1848)
       0.13189474 = weight(abstract_txt:retrieval in 1848) [ClassicSimilarity], result of:
         0.13189474 = score(doc=1848,freq=5.0), product of:
           0.27157527 = queryWeight, product of:
             1.4354466 = boost
             3.4751394 = idf(docFreq=3720, maxDocs=44218)
             0.05444161 = queryNorm
           0.4856655 = fieldWeight in 1848, product of:
             2.236068 = tf(freq=5.0), with freq of:
               5.0 = termFreq=5.0
             3.4751394 = idf(docFreq=3720, maxDocs=44218)
             0.0625 = fieldNorm(doc=1848)
       0.2761553 = weight(abstract_txt:einführung in 1848) [ClassicSimilarity], result of:
         0.2761553 = score(doc=1848,freq=1.0), product of:
           0.76003015 = queryWeight, product of:
             2.4013605 = boost
             5.813565 = idf(docFreq=358, maxDocs=44218)
             0.05444161 = queryNorm
           0.3633478 = fieldWeight in 1848, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             5.813565 = idf(docFreq=358, maxDocs=44218)
             0.0625 = fieldNorm(doc=1848)
   

4. Gaus, W.: Dokumentations- und Ordnungslehre : Theorie und Praxis des Information Retrieval (2000) 0.64

   0.63939524 = sum of:
     0.63939524 = product of:
       0.79924405 = sum of:
         0.0423046 = weight(abstract_txt:information in 1082) [ClassicSimilarity], result of:
           0.0423046 = score(doc=1082,freq=2.0), product of:
             0.13180022 = queryWeight, product of:
               2.4209464 = idf(docFreq=10677, maxDocs=44218)
               0.05444161 = queryNorm
             0.32097518 = fieldWeight in 1082, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               2.4209464 = idf(docFreq=10677, maxDocs=44218)
               0.09375 = fieldNorm(doc=1082)
         0.25422886 = weight(abstract_txt:grundlagen in 1082) [ClassicSimilarity], result of:
           0.25422886 = score(doc=1082,freq=1.0), product of:
             0.43565327 = queryWeight, product of:
               1.285575 = boost
               6.2246165 = idf(docFreq=237, maxDocs=44218)
               0.05444161 = queryNorm
             0.5835578 = fieldWeight in 1082, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               6.2246165 = idf(docFreq=237, maxDocs=44218)
               0.09375 = fieldNorm(doc=1082)
         0.08847768 = weight(abstract_txt:retrieval in 1082) [ClassicSimilarity], result of:
           0.08847768 = score(doc=1082,freq=1.0), product of:
             0.27157527 = queryWeight, product of:
               1.4354466 = boost
               3.4751394 = idf(docFreq=3720, maxDocs=44218)
               0.05444161 = queryNorm
             0.3257943 = fieldWeight in 1082, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.4751394 = idf(docFreq=3720, maxDocs=44218)
               0.09375 = fieldNorm(doc=1082)
         0.41423294 = weight(abstract_txt:einführung in 1082) [ClassicSimilarity], result of:
           0.41423294 = score(doc=1082,freq=1.0), product of:
             0.76003015 = queryWeight, product of:
               2.4013605 = boost
               5.813565 = idf(docFreq=358, maxDocs=44218)
               0.05444161 = queryNorm
             0.5450217 = fieldWeight in 1082, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.813565 = idf(docFreq=358, maxDocs=44218)
               0.09375 = fieldNorm(doc=1082)
       0.8 = coord(4/5)
   

5. Hubig, C.: Was leistet eine Grundlagendiskussion (2000) 0.59

   0.5921957 = sum of:
     0.5921957 = product of:
       1.4804893 = sum of:
         0.09971289 = weight(abstract_txt:information in 5978) [ClassicSimilarity], result of:
           0.09971289 = score(doc=5978,freq=1.0), product of:
             0.13180022 = queryWeight, product of:
               2.4209464 = idf(docFreq=10677, maxDocs=44218)
               0.05444161 = queryNorm
             0.7565457 = fieldWeight in 5978, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               2.4209464 = idf(docFreq=10677, maxDocs=44218)
               0.3125 = fieldNorm(doc=5978)
         1.3807764 = weight(abstract_txt:einführung in 5978) [ClassicSimilarity], result of:
           1.3807764 = score(doc=5978,freq=1.0), product of:
             0.76003015 = queryWeight, product of:
               2.4013605 = boost
               5.813565 = idf(docFreq=358, maxDocs=44218)
               0.05444161 = queryNorm
             1.816739 = fieldWeight in 5978, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.813565 = idf(docFreq=358, maxDocs=44218)
               0.3125 = fieldNorm(doc=5978)
       0.4 = coord(2/5)