Document (#19933)

Author

Harman, D.K.

Title

¬The TREC conferences

Source

Hypertext - Information Retrieval - Multimedia: HIM '95. Synergieeffekte elektronischer Informationssysteme. Hrsg.: R. Kuhlen u. M. Rittberger

Imprint

Konstanz : Universitätsverlag

Year

1995

Pages

S.9-28

Series

Schriften zur Informationswissenschaft; Bd.20

Footnote

Wiederabgedruckt in: Readings in information retrieval. Ed.: K. Sparck Jones u. P. Willett. San Francisco: Morgan Kaufman 1997. S.247-256.

Theme

Retrievalstudien

Object

TREC

Similar documents (author)

1. Harman, D.: User-friendly systems instead of user-friendly front-ends (1992) 5.35

   5.3508706 = sum of:
     5.3508706 = weight(author_txt:harman in 3323) [ClassicSimilarity], result of:
       5.3508706 = fieldWeight in 3323, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         8.561393 = idf(docFreq=22, maxDocs=44218)
         0.625 = fieldNorm(doc=3323)
   

2. Harman, D.: Automatic indexing (1994) 5.35

   5.3508706 = sum of:
     5.3508706 = weight(author_txt:harman in 7729) [ClassicSimilarity], result of:
       5.3508706 = fieldWeight in 7729, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         8.561393 = idf(docFreq=22, maxDocs=44218)
         0.625 = fieldNorm(doc=7729)
   

3. Harman, D.: Overview of the first Text Retrieval Conference (1993) 5.35

   5.3508706 = sum of:
     5.3508706 = weight(author_txt:harman in 548) [ClassicSimilarity], result of:
       5.3508706 = fieldWeight in 548, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         8.561393 = idf(docFreq=22, maxDocs=44218)
         0.625 = fieldNorm(doc=548)
   

4. Harman, D.: Overview of the Second Text Retrieval Conference : TREC-2 (1995) 5.35

   5.3508706 = sum of:
     5.3508706 = weight(author_txt:harman in 1915) [ClassicSimilarity], result of:
       5.3508706 = fieldWeight in 1915, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         8.561393 = idf(docFreq=22, maxDocs=44218)
         0.625 = fieldNorm(doc=1915)
   

5. Harman, D.K.: ¬The TREC test collections (2005) 5.35

   5.3508706 = sum of:
     5.3508706 = weight(author_txt:harman in 4637) [ClassicSimilarity], result of:
       5.3508706 = fieldWeight in 4637, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         8.561393 = idf(docFreq=22, maxDocs=44218)
         0.625 = fieldNorm(doc=4637)
   

Similar documents (content)

1. Harman, D.: ¬The Text REtrieval Conferences (TRECs) : providing a test-bed for information retrieval systems (1998) 1.22

   1.2172705 = sum of:
     1.2172705 = sum of:
       0.74424046 = weight(abstract_txt:trec in 1314) [ClassicSimilarity], result of:
         0.74424046 = score(doc=1314,freq=3.0), product of:
           0.6841127 = queryWeight, product of:
             6.699675 = idf(docFreq=147, maxDocs=44218)
             0.10211133 = queryNorm
           1.0878916 = fieldWeight in 1314, product of:
             1.7320508 = tf(freq=3.0), with freq of:
               3.0 = termFreq=3.0
             6.699675 = idf(docFreq=147, maxDocs=44218)
             0.09375 = fieldNorm(doc=1314)
       0.47303 = weight(abstract_txt:conferences in 1314) [ClassicSimilarity], result of:
         0.47303 = score(doc=1314,freq=1.0), product of:
           0.7293763 = queryWeight, product of:
             1.0325521 = boost
             6.9177637 = idf(docFreq=118, maxDocs=44218)
             0.10211133 = queryNorm
           0.6485404 = fieldWeight in 1314, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             6.9177637 = idf(docFreq=118, maxDocs=44218)
             0.09375 = fieldNorm(doc=1314)
   

2. Robertson, S.E.: OKAPI at TREC-3 (1995) 1.22

   1.2172705 = sum of:
     1.2172705 = sum of:
       0.74424046 = weight(abstract_txt:trec in 5694) [ClassicSimilarity], result of:
         0.74424046 = score(doc=5694,freq=3.0), product of:
           0.6841127 = queryWeight, product of:
             6.699675 = idf(docFreq=147, maxDocs=44218)
             0.10211133 = queryNorm
           1.0878916 = fieldWeight in 5694, product of:
             1.7320508 = tf(freq=3.0), with freq of:
               3.0 = termFreq=3.0
             6.699675 = idf(docFreq=147, maxDocs=44218)
             0.09375 = fieldNorm(doc=5694)
       0.47303 = weight(abstract_txt:conferences in 5694) [ClassicSimilarity], result of:
         0.47303 = score(doc=5694,freq=1.0), product of:
           0.7293763 = queryWeight, product of:
             1.0325521 = boost
             6.9177637 = idf(docFreq=118, maxDocs=44218)
             0.10211133 = queryNorm
           0.6485404 = fieldWeight in 5694, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             6.9177637 = idf(docFreq=118, maxDocs=44218)
             0.09375 = fieldNorm(doc=5694)
   

3. Blair, D.C.: Some thoughts on the reported results of TREC (2002) 1.20

   1.2036233 = sum of:
     1.2036233 = sum of:
       0.5729166 = weight(abstract_txt:trec in 2583) [ClassicSimilarity], result of:
         0.5729166 = score(doc=2583,freq=1.0), product of:
           0.6841127 = queryWeight, product of:
             6.699675 = idf(docFreq=147, maxDocs=44218)
             0.10211133 = queryNorm
           0.8374594 = fieldWeight in 2583, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             6.699675 = idf(docFreq=147, maxDocs=44218)
             0.125 = fieldNorm(doc=2583)
       0.6307066 = weight(abstract_txt:conferences in 2583) [ClassicSimilarity], result of:
         0.6307066 = score(doc=2583,freq=1.0), product of:
           0.7293763 = queryWeight, product of:
             1.0325521 = boost
             6.9177637 = idf(docFreq=118, maxDocs=44218)
             0.10211133 = queryNorm
           0.86472046 = fieldWeight in 2583, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             6.9177637 = idf(docFreq=118, maxDocs=44218)
             0.125 = fieldNorm(doc=2583)
   

4. Sparck Jones, K.: Reflections on TREC (1997) 1.08

   1.0806998 = sum of:
     1.0806998 = sum of:
       0.60766983 = weight(abstract_txt:trec in 580) [ClassicSimilarity], result of:
         0.60766983 = score(doc=580,freq=2.0), product of:
           0.6841127 = queryWeight, product of:
             6.699675 = idf(docFreq=147, maxDocs=44218)
             0.10211133 = queryNorm
           0.8882598 = fieldWeight in 580, product of:
             1.4142135 = tf(freq=2.0), with freq of:
               2.0 = termFreq=2.0
             6.699675 = idf(docFreq=147, maxDocs=44218)
             0.09375 = fieldNorm(doc=580)
       0.47303 = weight(abstract_txt:conferences in 580) [ClassicSimilarity], result of:
         0.47303 = score(doc=580,freq=1.0), product of:
           0.7293763 = queryWeight, product of:
             1.0325521 = boost
             6.9177637 = idf(docFreq=118, maxDocs=44218)
             0.10211133 = queryNorm
           0.6485404 = fieldWeight in 580, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             6.9177637 = idf(docFreq=118, maxDocs=44218)
             0.09375 = fieldNorm(doc=580)
   

5. Gilchrist, A.: Research and consultancy (1998) 0.90

   0.9027175 = sum of:
     0.9027175 = sum of:
       0.42968747 = weight(abstract_txt:trec in 1394) [ClassicSimilarity], result of:
         0.42968747 = score(doc=1394,freq=1.0), product of:
           0.6841127 = queryWeight, product of:
             6.699675 = idf(docFreq=147, maxDocs=44218)
             0.10211133 = queryNorm
           0.62809455 = fieldWeight in 1394, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             6.699675 = idf(docFreq=147, maxDocs=44218)
             0.09375 = fieldNorm(doc=1394)
       0.47303 = weight(abstract_txt:conferences in 1394) [ClassicSimilarity], result of:
         0.47303 = score(doc=1394,freq=1.0), product of:
           0.7293763 = queryWeight, product of:
             1.0325521 = boost
             6.9177637 = idf(docFreq=118, maxDocs=44218)
             0.10211133 = queryNorm
           0.6485404 = fieldWeight in 1394, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             6.9177637 = idf(docFreq=118, maxDocs=44218)
             0.09375 = fieldNorm(doc=1394)