Information Technology Reference
In-Depth Information
Table 7. Details of the measured test collections
7sectors
Data
Set
4 Univ.
Data Set
ACM Test
Collection
Categories
4
47
149
Training
Documents
3,680
725
1,636
Training
Terms
36,932
12,986
110,908
Tests
200
2,942
454
Figure 3. Evaluation of the “4 universities data set”
%
0%
%
%
%
%
kNN
rel. kNN
rel. kNN + typo.
0%
0
000
0000
000
0000
000
f eatures
Figure 4. Evaluation of the “7sectors data set”
0%
%
0%
%
0%
kNN
rel. kNN
rel. kNN + typo.
%
0
000
000
000
000
0000
000
f eatures
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