Document (#29108)

Author

Xu, J.
Weischedel, R.
Licuanan, A.

Title

Evaluation of an extraction-based approach to answering definitional questions

Source

SIGIR'04: Proceedings of the 27th Annual International ACM-SIGIR Conference an Research and Development in Information Retrieval. Ed.: K. Järvelin, u.a

Imprint

New York, NY : ACM Press

Year

2004

Pages

S.418-424

Theme

Computerlinguistik

Similar documents (content)

1. Sherman, C.: Reference resources on the Web (2000) 0.46

   0.46430212 = sum of:
     0.46430212 = product of:
       1.0833716 = sum of:
         0.1952069 = weight(abstract_txt:evaluation in 869) [ClassicSimilarity], result of:
           0.1952069 = score(doc=869,freq=1.0), product of:
             0.1743062 = queryWeight, product of:
               1.4073284 = boost
               4.479632 = idf(docFreq=1368, maxDocs=44421)
               0.02764872 = queryNorm
             1.119908 = fieldWeight in 869, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.479632 = idf(docFreq=1368, maxDocs=44421)
               0.25 = fieldNorm(doc=869)
         0.25275895 = weight(abstract_txt:questions in 869) [ClassicSimilarity], result of:
           0.25275895 = score(doc=869,freq=1.0), product of:
             0.20707153 = queryWeight, product of:
               1.5339077 = boost
               4.8825436 = idf(docFreq=914, maxDocs=44421)
               0.02764872 = queryNorm
             1.2206359 = fieldWeight in 869, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.8825436 = idf(docFreq=914, maxDocs=44421)
               0.25 = fieldNorm(doc=869)
         0.6354058 = weight(abstract_txt:answering in 869) [ClassicSimilarity], result of:
           0.6354058 = score(doc=869,freq=1.0), product of:
             0.38283956 = queryWeight, product of:
               2.0856788 = boost
               6.6388726 = idf(docFreq=157, maxDocs=44421)
               0.02764872 = queryNorm
             1.6597182 = fieldWeight in 869, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               6.6388726 = idf(docFreq=157, maxDocs=44421)
               0.25 = fieldNorm(doc=869)
       0.42857143 = coord(3/7)
   

2. Moreda, P.; Llorens, H.; Saquete, E.; Palomar, M.: Combining semantic information in question answering systems (2011) 0.41

   0.411277 = sum of:
     0.411277 = product of:
       0.5757878 = sum of:
         0.05252549 = weight(abstract_txt:based in 3749) [ClassicSimilarity], result of:
           0.05252549 = score(doc=3749,freq=9.0), product of:
             0.08800796 = queryWeight, product of:
               3.1830752 = idf(docFreq=5005, maxDocs=44421)
               0.02764872 = queryNorm
             0.5968266 = fieldWeight in 3749, product of:
               3.0 = tf(freq=9.0), with freq of:
                 9.0 = termFreq=9.0
               3.1830752 = idf(docFreq=5005, maxDocs=44421)
               0.0625 = fieldNorm(doc=3749)
         0.02842637 = weight(abstract_txt:approach in 3749) [ClassicSimilarity], result of:
           0.02842637 = score(doc=3749,freq=1.0), product of:
             0.12157295 = queryWeight, product of:
               1.1753237 = boost
               3.741144 = idf(docFreq=2864, maxDocs=44421)
               0.02764872 = queryNorm
             0.2338215 = fieldWeight in 3749, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.741144 = idf(docFreq=2864, maxDocs=44421)
               0.0625 = fieldNorm(doc=3749)
         0.14129655 = weight(abstract_txt:questions in 3749) [ClassicSimilarity], result of:
           0.14129655 = score(doc=3749,freq=5.0), product of:
             0.20707153 = queryWeight, product of:
               1.5339077 = boost
               4.8825436 = idf(docFreq=914, maxDocs=44421)
               0.02764872 = queryNorm
             0.68235624 = fieldWeight in 3749, product of:
               2.236068 = tf(freq=5.0), with freq of:
                 5.0 = termFreq=5.0
               4.8825436 = idf(docFreq=914, maxDocs=44421)
               0.0625 = fieldNorm(doc=3749)
         0.12888953 = weight(abstract_txt:extraction in 3749) [ClassicSimilarity], result of:
           0.12888953 = score(doc=3749,freq=1.0), product of:
             0.33304363 = queryWeight, product of:
               1.9453135 = boost
               6.192079 = idf(docFreq=246, maxDocs=44421)
               0.02764872 = queryNorm
             0.38700494 = fieldWeight in 3749, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               6.192079 = idf(docFreq=246, maxDocs=44421)
               0.0625 = fieldNorm(doc=3749)
         0.22464986 = weight(abstract_txt:answering in 3749) [ClassicSimilarity], result of:
           0.22464986 = score(doc=3749,freq=2.0), product of:
             0.38283956 = queryWeight, product of:
               2.0856788 = boost
               6.6388726 = idf(docFreq=157, maxDocs=44421)
               0.02764872 = queryNorm
             0.58679897 = fieldWeight in 3749, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               6.6388726 = idf(docFreq=157, maxDocs=44421)
               0.0625 = fieldNorm(doc=3749)
       0.71428573 = coord(5/7)
   

3. Galitsky, B.: Can many agents answer questions better than one? (2005) 0.36

   0.35587826 = sum of:
     0.35587826 = product of:
       0.62278694 = sum of:
         0.02188562 = weight(abstract_txt:based in 4094) [ClassicSimilarity], result of:
           0.02188562 = score(doc=4094,freq=1.0), product of:
             0.08800796 = queryWeight, product of:
               3.1830752 = idf(docFreq=5005, maxDocs=44421)
               0.02764872 = queryNorm
             0.24867775 = fieldWeight in 4094, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.1830752 = idf(docFreq=5005, maxDocs=44421)
               0.078125 = fieldNorm(doc=4094)
         0.03553296 = weight(abstract_txt:approach in 4094) [ClassicSimilarity], result of:
           0.03553296 = score(doc=4094,freq=1.0), product of:
             0.12157295 = queryWeight, product of:
               1.1753237 = boost
               3.741144 = idf(docFreq=2864, maxDocs=44421)
               0.02764872 = queryNorm
             0.29227686 = fieldWeight in 4094, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.741144 = idf(docFreq=2864, maxDocs=44421)
               0.078125 = fieldNorm(doc=4094)
         0.07898717 = weight(abstract_txt:questions in 4094) [ClassicSimilarity], result of:
           0.07898717 = score(doc=4094,freq=1.0), product of:
             0.20707153 = queryWeight, product of:
               1.5339077 = boost
               4.8825436 = idf(docFreq=914, maxDocs=44421)
               0.02764872 = queryNorm
             0.38144872 = fieldWeight in 4094, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.8825436 = idf(docFreq=914, maxDocs=44421)
               0.078125 = fieldNorm(doc=4094)
         0.4863812 = weight(abstract_txt:answering in 4094) [ClassicSimilarity], result of:
           0.4863812 = score(doc=4094,freq=6.0), product of:
             0.38283956 = queryWeight, product of:
               2.0856788 = boost
               6.6388726 = idf(docFreq=157, maxDocs=44421)
               0.02764872 = queryNorm
             1.270457 = fieldWeight in 4094, product of:
               2.4494898 = tf(freq=6.0), with freq of:
                 6.0 = termFreq=6.0
               6.6388726 = idf(docFreq=157, maxDocs=44421)
               0.078125 = fieldNorm(doc=4094)
       0.5714286 = coord(4/7)
   

4. Radev, D.; Fan, W.; Qu, H.; Wu, H.; Grewal, A.: Probabilistic question answering on the Web (2005) 0.35

   0.34830388 = sum of:
     0.34830388 = product of:
       0.60953176 = sum of:
         0.02188562 = weight(abstract_txt:based in 4455) [ClassicSimilarity], result of:
           0.02188562 = score(doc=4455,freq=1.0), product of:
             0.08800796 = queryWeight, product of:
               3.1830752 = idf(docFreq=5005, maxDocs=44421)
               0.02764872 = queryNorm
             0.24867775 = fieldWeight in 4455, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.1830752 = idf(docFreq=5005, maxDocs=44421)
               0.078125 = fieldNorm(doc=4455)
         0.07898717 = weight(abstract_txt:questions in 4455) [ClassicSimilarity], result of:
           0.07898717 = score(doc=4455,freq=1.0), product of:
             0.20707153 = queryWeight, product of:
               1.5339077 = boost
               4.8825436 = idf(docFreq=914, maxDocs=44421)
               0.02764872 = queryNorm
             0.38144872 = fieldWeight in 4455, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.8825436 = idf(docFreq=914, maxDocs=44421)
               0.078125 = fieldNorm(doc=4455)
         0.22784664 = weight(abstract_txt:extraction in 4455) [ClassicSimilarity], result of:
           0.22784664 = score(doc=4455,freq=2.0), product of:
             0.33304363 = queryWeight, product of:
               1.9453135 = boost
               6.192079 = idf(docFreq=246, maxDocs=44421)
               0.02764872 = queryNorm
             0.6841345 = fieldWeight in 4455, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               6.192079 = idf(docFreq=246, maxDocs=44421)
               0.078125 = fieldNorm(doc=4455)
         0.28081232 = weight(abstract_txt:answering in 4455) [ClassicSimilarity], result of:
           0.28081232 = score(doc=4455,freq=2.0), product of:
             0.38283956 = queryWeight, product of:
               2.0856788 = boost
               6.6388726 = idf(docFreq=157, maxDocs=44421)
               0.02764872 = queryNorm
             0.7334987 = fieldWeight in 4455, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               6.6388726 = idf(docFreq=157, maxDocs=44421)
               0.078125 = fieldNorm(doc=4455)
       0.5714286 = coord(4/7)
   

5. Owusu-Ansah, E.K.: Debating definitions of information literacy : enough is enough! (2005) 0.32

   0.31709784 = sum of:
     0.31709784 = product of:
       1.1098424 = sum of:
         0.02842637 = weight(abstract_txt:approach in 5740) [ClassicSimilarity], result of:
           0.02842637 = score(doc=5740,freq=1.0), product of:
             0.12157295 = queryWeight, product of:
               1.1753237 = boost
               3.741144 = idf(docFreq=2864, maxDocs=44421)
               0.02764872 = queryNorm
             0.2338215 = fieldWeight in 5740, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.741144 = idf(docFreq=2864, maxDocs=44421)
               0.0625 = fieldNorm(doc=5740)
         1.081416 = weight(abstract_txt:definitional in 5740) [ClassicSimilarity], result of:
           1.081416 = score(doc=5740,freq=5.0), product of:
             0.80419475 = queryWeight, product of:
               3.0228713 = boost
               9.622026 = idf(docFreq=7, maxDocs=44421)
               0.02764872 = queryNorm
             1.344719 = fieldWeight in 5740, product of:
               2.236068 = tf(freq=5.0), with freq of:
                 5.0 = termFreq=5.0
               9.622026 = idf(docFreq=7, maxDocs=44421)
               0.0625 = fieldNorm(doc=5740)
       0.2857143 = coord(2/7)