From: Modeling and mining term association for improving biomedical information retrieval performance
k 1 | b | Indices | Geno 2007 | Geno 2006 | Geno 2005 | Geno 2004 | HARD 2004 | ||||
---|---|---|---|---|---|---|---|---|---|---|---|
 |  |  | document | passage | passage2 | document | passage | document | document | document | passage |
0.4 | 2.0 | word | 0.2060 | 0.1296 | 0.0526 | 0.2790 | 0.0765 | - | - | - | - |
 |  |  | (30.06%) | (92.00%) | (96.87%) | (4.80%) | (43.87%) | - | - | - | - |
 |  | sentence | 0.1710 | 0.0955 | 0.0330 | 0.2477 | 0.0698 | - | - | - | - |
 |  |  | (25.01%) | (135.26%) | (114.11%) | (4.14%) | (75.50%) | - | - | - | - |
 |  | paragraph | 0.1508 | 0.0726 | 0.0336 | 0.2161 | 0.0365 | 0.2156 | 0.3001 | 0.2458 | 0.2683 |
 |  |  | (38.90%) | (326.77%) | (256.97%) | (6.15%) | (90.16%) | (9.78%) | (1.66%) | (0.37%) | (1.82%) |
0.5 | 1.3 | word | 0.2668 | 0.1611 | 0.0650 | 0.3445 | 0.1010 | - | - | - | - |
 |  |  | (31.31%) | (67.31%) | (78.66%) | (9.71%) | (40.64%) | - | - | - | - |
 |  | sentence | 0.2724 | 0.1392 | 0.0619 | 0.3376 | 0.0889 | - | - | - | - |
 |  |  | (45.38%) | (98.81%) | (76.99%) | (11.43%) | (61.59%) | - | - | - | - |
 |  | paragraph | 0.1953 | 0.1040 | 0.0638 | 0.3270 | 0.0579 | 0.2879 | 0.3459 | 0.2843 | 0.3031 |
 |  |  | (23.01%) | (130.18%) | (91.48%) | (5.17%) | (56.88%) | (10.65%) | (1.62%) | (1.46%) | (1.54%) |
1.0 | 1.0 | word | 0.2385 | 0.1425 | 0.0526 | 0.3428 | 0.0975 | - | - | - | - |
 |  |  | (53.28%) | (228.44%) | (60.23%) | (10.67%) | (47.89%) | - | - | - | - |
 |  | sentence | 0.2251 | 0.1345 | 0.0551 | 0.3202 | 0.0842 | - | - | - | - |
 |  |  | (24.43%) | (77.44%) | (57.29%) | (9.73%) | (61.68%) | - | - | - | - |
 |  | paragraph | 0.1955 | 0.0969 | 0.0564 | 0.3069 | 0.0529 | 0.2777 | 0.3498 | 0.2594 | 0.2801 |
 |  |  | (2.80%) | (8.50%) | (72.57%) | (5.25%) | (57.04%) | (9.03%) | (2.13%) | (2.85%) | (3.05%) |
1.2 | 0.75 | word | 0.2469 | 0.1381 | 0.0547 | 0.3221 | 0.0881 | - | - | - | - |
 |  |  | (36.49%) | (77.03%) | (84.33%) | (5.77%) | (35.28%) | - | - | - | - |
 |  | sentence | 0.2698 | 0.1483 | 0.0667 | 0.3457 | 0.0823 | - | - | - | - |
 |  |  | (35.77%) | (82.18%) | (69.35%) | (7.95%) | (57.74%) | - | - | - | - |
 |  | paragraph | 0.2348 | 0.1155 | 0.0778 | 0.3483 | 0.0444 | 0.3085 | 0.3606 | 0.2659 | 0.2812 |
 |  |  | (16.64%) | (78.31%) | (34.56%) | (3.01%) | (22.64%) | (7.34%) | (0.61%) | (1.60%) | (1.96%) |
2.0 | 0.4 | word | 0.2450 | 0.1355 | 0.0568 | 0.3228 | 0.0763 | - | - | - | - |
 |  |  | (25.44%) | (60.53%) | (79.09%) | (2.42%) | (19.71%) | - | - | - | - |
 |  | sentence | 0.2605 | 0.1327 | 0.0622 | 0.3549 | 0.0697 | - | - | - | - |
 |  |  | (25.01%) | (75.08%) | (55.20%) | (0.58%) | (42.27%) | - | - | - | - |
 |  | paragraph | 0.2308 | 0.1084 | 0.0762 | 0.3533 | 0.0521 | 0.2889 | 0.3502 | 0.2845 | 0.2956 |
 |  |  | (13.95%) | (71.30%) | (18.86%) | (2.78%) | (44.01%) | (3.96%) | (0.55%) | (1.25%) | (2.11%) |