Document (#842)

Author

Cooper, W.S.

Title

¬A definition for relevance in information retrieval

Source

Information storage and retrieval. 7(1971), S.19-37

Year

1971

Similar documents (author)

1. Cooper, W.S.: Indexing documents by Gedanken experimentation (1978) 5.13

   5.1281 = sum of:
     5.1281 = weight(author_txt:cooper in 411) [ClassicSimilarity], result of:
       5.1281 = fieldWeight in 411, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         8.20496 = idf(docFreq=32, maxDocs=44421)
         0.625 = fieldNorm(doc=411)
   

2. Cooper, W.S.: Is interindexer consistency a hobgoblin? (1969) 5.13

   5.1281 = sum of:
     5.1281 = weight(author_txt:cooper in 2272) [ClassicSimilarity], result of:
       5.1281 = fieldWeight in 2272, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         8.20496 = idf(docFreq=32, maxDocs=44421)
         0.625 = fieldNorm(doc=2272)
   

3. Cooper, W.S.: Getting beyond Boole (1988) 5.13

   5.1281 = sum of:
     5.1281 = weight(author_txt:cooper in 2294) [ClassicSimilarity], result of:
       5.1281 = fieldWeight in 2294, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         8.20496 = idf(docFreq=32, maxDocs=44421)
         0.625 = fieldNorm(doc=2294)
   

4. Cooper, W.S.: Expected search length : a single measure of retrieval effectiveness based on the weak ordering action of retrieval systems (1968) 5.13

   5.1281 = sum of:
     5.1281 = weight(author_txt:cooper in 5903) [ClassicSimilarity], result of:
       5.1281 = fieldWeight in 5903, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         8.20496 = idf(docFreq=32, maxDocs=44421)
         0.625 = fieldNorm(doc=5903)
   

5. Cooper, R.: SuperJANET: the gestation of a high performance national research network (1993) 5.13

   5.1281 = sum of:
     5.1281 = weight(author_txt:cooper in 7380) [ClassicSimilarity], result of:
       5.1281 = fieldWeight in 7380, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         8.20496 = idf(docFreq=32, maxDocs=44421)
         0.625 = fieldNorm(doc=7380)
   

Similar documents (content)

1. Dominich, S.: ¬A unified mathematical definition of classical information retrieval (2000) 1.56

   1.5642526 = sum of:
     1.5642526 = sum of:
       0.06451507 = weight(abstract_txt:information in 5768) [ClassicSimilarity], result of:
         0.06451507 = score(doc=5768,freq=1.0), product of:
           0.14224666 = queryWeight, product of:
             2.4188995 = idf(docFreq=10748, maxDocs=44421)
             0.058806356 = queryNorm
           0.45354366 = fieldWeight in 5768, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             2.4188995 = idf(docFreq=10748, maxDocs=44421)
             0.1875 = fieldNorm(doc=5768)
       0.19152895 = weight(abstract_txt:retrieval in 5768) [ClassicSimilarity], result of:
         0.19152895 = score(doc=5768,freq=1.0), product of:
           0.29382646 = queryWeight, product of:
             1.4372238 = boost
             3.4765 = idf(docFreq=3732, maxDocs=44421)
             0.058806356 = queryNorm
           0.6518438 = fieldWeight in 5768, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             3.4765 = idf(docFreq=3732, maxDocs=44421)
             0.1875 = fieldNorm(doc=5768)
       0.54604036 = weight(abstract_txt:relevance in 5768) [ClassicSimilarity], result of:
         0.54604036 = score(doc=5768,freq=1.0), product of:
           0.5907691 = queryWeight, product of:
             2.0379233 = boost
             4.929532 = idf(docFreq=872, maxDocs=44421)
             0.058806356 = queryNorm
           0.92428726 = fieldWeight in 5768, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             4.929532 = idf(docFreq=872, maxDocs=44421)
             0.1875 = fieldNorm(doc=5768)
       0.7621683 = weight(abstract_txt:definition in 5768) [ClassicSimilarity], result of:
         0.7621683 = score(doc=5768,freq=1.0), product of:
           0.7378508 = queryWeight, product of:
             2.2775254 = boost
             5.509105 = idf(docFreq=488, maxDocs=44421)
             0.058806356 = queryNorm
           1.0329572 = fieldWeight in 5768, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             5.509105 = idf(docFreq=488, maxDocs=44421)
             0.1875 = fieldNorm(doc=5768)
   

2. Bruza, P.D.; Huibers, T.W.C.: ¬A study of aboutness in information retrieval (1996) 1.11

   1.1051049 = sum of:
     1.1051049 = sum of:
       0.07901451 = weight(abstract_txt:information in 774) [ClassicSimilarity], result of:
         0.07901451 = score(doc=774,freq=6.0), product of:
           0.14224666 = queryWeight, product of:
             2.4188995 = idf(docFreq=10748, maxDocs=44421)
             0.058806356 = queryNorm
           0.5554753 = fieldWeight in 774, product of:
             2.4494898 = tf(freq=6.0), with freq of:
               6.0 = termFreq=6.0
             2.4188995 = idf(docFreq=10748, maxDocs=44421)
             0.09375 = fieldNorm(doc=774)
       0.21413587 = weight(abstract_txt:retrieval in 774) [ClassicSimilarity], result of:
         0.21413587 = score(doc=774,freq=5.0), product of:
           0.29382646 = queryWeight, product of:
             1.4372238 = boost
             3.4765 = idf(docFreq=3732, maxDocs=44421)
             0.058806356 = queryNorm
           0.7287835 = fieldWeight in 774, product of:
             2.236068 = tf(freq=5.0), with freq of:
               5.0 = termFreq=5.0
             3.4765 = idf(docFreq=3732, maxDocs=44421)
             0.09375 = fieldNorm(doc=774)
       0.27302018 = weight(abstract_txt:relevance in 774) [ClassicSimilarity], result of:
         0.27302018 = score(doc=774,freq=1.0), product of:
           0.5907691 = queryWeight, product of:
             2.0379233 = boost
             4.929532 = idf(docFreq=872, maxDocs=44421)
             0.058806356 = queryNorm
           0.46214363 = fieldWeight in 774, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             4.929532 = idf(docFreq=872, maxDocs=44421)
             0.09375 = fieldNorm(doc=774)
       0.53893435 = weight(abstract_txt:definition in 774) [ClassicSimilarity], result of:
         0.53893435 = score(doc=774,freq=2.0), product of:
           0.7378508 = queryWeight, product of:
             2.2775254 = boost
             5.509105 = idf(docFreq=488, maxDocs=44421)
             0.058806356 = queryNorm
           0.73041105 = fieldWeight in 774, product of:
             1.4142135 = tf(freq=2.0), with freq of:
               2.0 = termFreq=2.0
             5.509105 = idf(docFreq=488, maxDocs=44421)
             0.09375 = fieldNorm(doc=774)
   

3. Lavrenko, V.: ¬A generative theory of relevance (2009) 1.08

   1.0751897 = sum of:
     1.0751897 = sum of:
       0.04301005 = weight(abstract_txt:information in 293) [ClassicSimilarity], result of:
         0.04301005 = score(doc=293,freq=4.0), product of:
           0.14224666 = queryWeight, product of:
             2.4188995 = idf(docFreq=10748, maxDocs=44421)
             0.058806356 = queryNorm
           0.30236244 = fieldWeight in 293, product of:
             2.0 = tf(freq=4.0), with freq of:
               4.0 = termFreq=4.0
             2.4188995 = idf(docFreq=10748, maxDocs=44421)
             0.0625 = fieldNorm(doc=293)
       0.11057928 = weight(abstract_txt:retrieval in 293) [ClassicSimilarity], result of:
         0.11057928 = score(doc=293,freq=3.0), product of:
           0.29382646 = queryWeight, product of:
             1.4372238 = boost
             3.4765 = idf(docFreq=3732, maxDocs=44421)
             0.058806356 = queryNorm
           0.37634215 = fieldWeight in 293, product of:
             1.7320508 = tf(freq=3.0), with freq of:
               3.0 = termFreq=3.0
             3.4765 = idf(docFreq=3732, maxDocs=44421)
             0.0625 = fieldNorm(doc=293)
       0.48156232 = weight(abstract_txt:relevance in 293) [ClassicSimilarity], result of:
         0.48156232 = score(doc=293,freq=7.0), product of:
           0.5907691 = queryWeight, product of:
             2.0379233 = boost
             4.929532 = idf(docFreq=872, maxDocs=44421)
             0.058806356 = queryNorm
           0.8151447 = fieldWeight in 293, product of:
             2.6457512 = tf(freq=7.0), with freq of:
               7.0 = termFreq=7.0
             4.929532 = idf(docFreq=872, maxDocs=44421)
             0.0625 = fieldNorm(doc=293)
       0.44003808 = weight(abstract_txt:definition in 293) [ClassicSimilarity], result of:
         0.44003808 = score(doc=293,freq=3.0), product of:
           0.7378508 = queryWeight, product of:
             2.2775254 = boost
             5.509105 = idf(docFreq=488, maxDocs=44421)
             0.058806356 = queryNorm
           0.59637815 = fieldWeight in 293, product of:
             1.7320508 = tf(freq=3.0), with freq of:
               3.0 = termFreq=3.0
             5.509105 = idf(docFreq=488, maxDocs=44421)
             0.0625 = fieldNorm(doc=293)
   

4. Hersh, W.: Relevance and retrieval evaluation : perspectives from medicine (1994) 0.82

   0.8197451 = sum of:
     0.8197451 = product of:
       1.0929935 = sum of:
         0.16586892 = weight(abstract_txt:retrieval in 6931) [ClassicSimilarity], result of:
           0.16586892 = score(doc=6931,freq=3.0), product of:
             0.29382646 = queryWeight, product of:
               1.4372238 = boost
               3.4765 = idf(docFreq=3732, maxDocs=44421)
               0.058806356 = queryNorm
             0.5645132 = fieldWeight in 6931, product of:
               1.7320508 = tf(freq=3.0), with freq of:
                 3.0 = termFreq=3.0
               3.4765 = idf(docFreq=3732, maxDocs=44421)
               0.09375 = fieldNorm(doc=6931)
         0.54604036 = weight(abstract_txt:relevance in 6931) [ClassicSimilarity], result of:
           0.54604036 = score(doc=6931,freq=4.0), product of:
             0.5907691 = queryWeight, product of:
               2.0379233 = boost
               4.929532 = idf(docFreq=872, maxDocs=44421)
               0.058806356 = queryNorm
             0.92428726 = fieldWeight in 6931, product of:
               2.0 = tf(freq=4.0), with freq of:
                 4.0 = termFreq=4.0
               4.929532 = idf(docFreq=872, maxDocs=44421)
               0.09375 = fieldNorm(doc=6931)
         0.38108414 = weight(abstract_txt:definition in 6931) [ClassicSimilarity], result of:
           0.38108414 = score(doc=6931,freq=1.0), product of:
             0.7378508 = queryWeight, product of:
               2.2775254 = boost
               5.509105 = idf(docFreq=488, maxDocs=44421)
               0.058806356 = queryNorm
             0.5164786 = fieldWeight in 6931, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.509105 = idf(docFreq=488, maxDocs=44421)
               0.09375 = fieldNorm(doc=6931)
       0.75 = coord(3/4)
   

5. Furner, J.: Information science Is neither (2015) 0.71

   0.7098967 = sum of:
     0.7098967 = sum of:
       0.08500607 = weight(abstract_txt:information in 527) [ClassicSimilarity], result of:
         0.08500607 = score(doc=527,freq=10.0), product of:
           0.14224666 = queryWeight, product of:
             2.4188995 = idf(docFreq=10748, maxDocs=44421)
             0.058806356 = queryNorm
           0.5975962 = fieldWeight in 527, product of:
             3.1622777 = tf(freq=10.0), with freq of:
               10.0 = termFreq=10.0
             2.4188995 = idf(docFreq=10748, maxDocs=44421)
             0.078125 = fieldNorm(doc=527)
       0.07980373 = weight(abstract_txt:retrieval in 527) [ClassicSimilarity], result of:
         0.07980373 = score(doc=527,freq=1.0), product of:
           0.29382646 = queryWeight, product of:
             1.4372238 = boost
             3.4765 = idf(docFreq=3732, maxDocs=44421)
             0.058806356 = queryNorm
           0.27160156 = fieldWeight in 527, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             3.4765 = idf(docFreq=3732, maxDocs=44421)
             0.078125 = fieldNorm(doc=527)
       0.22751682 = weight(abstract_txt:relevance in 527) [ClassicSimilarity], result of:
         0.22751682 = score(doc=527,freq=1.0), product of:
           0.5907691 = queryWeight, product of:
             2.0379233 = boost
             4.929532 = idf(docFreq=872, maxDocs=44421)
             0.058806356 = queryNorm
           0.38511968 = fieldWeight in 527, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             4.929532 = idf(docFreq=872, maxDocs=44421)
             0.078125 = fieldNorm(doc=527)
       0.31757012 = weight(abstract_txt:definition in 527) [ClassicSimilarity], result of:
         0.31757012 = score(doc=527,freq=1.0), product of:
           0.7378508 = queryWeight, product of:
             2.2775254 = boost
             5.509105 = idf(docFreq=488, maxDocs=44421)
             0.058806356 = queryNorm
           0.43039885 = fieldWeight in 527, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             5.509105 = idf(docFreq=488, maxDocs=44421)
             0.078125 = fieldNorm(doc=527)