Table 5.
Results from the customized MedEx system, CRF (all features), SVM (all features) systems, Simple Majority, Local CRF-based and SVM-based voting in 10-fold cross-validation: “m” stands for medication, “do” for dosage, “mo” for mode, “f” for frequency, “du” for duration, “r” for reason
| ALL | m | do | mo | f | du | r | ||
|---|---|---|---|---|---|---|---|---|
|
Customized MedEx |
Pre |
89.57 |
90.33 |
95.01 |
96.26 |
92.09 |
51.19 |
62.10 |
| |
Re |
84.01 |
89.10 |
82.88 |
86.95 |
88.50 |
58.82 |
47.93 |
| |
F-score |
86.67 |
89.68 |
88.50 |
91.32 |
90.16 |
54.20 |
53.78 |
|
CRF |
Pre |
94.38 |
93.99 |
96.47 |
97.63 |
95.61 |
77.40 |
79.34 |
| |
Re |
86.92 |
90.38 |
89.42 |
92.11 |
91.38 |
62.13 |
43.41 |
| |
F-score |
90.48 |
92.13 |
92.79 |
94.77 |
93.42 |
68.64 |
55.74 |
|
SVM |
Pre |
93.75 |
93.84 |
95.40 |
97.13 |
95.68 |
70.42 |
74.46 |
| |
Re |
87.55 |
90.76 |
91.46 |
93.27 |
92.69 |
48.21 |
44.50 |
| |
F-score |
90.54 |
92.26 |
93.38 |
95.14 |
94.14 |
56.89 |
55.50 |
|
Simple Majority Voting |
Pre |
93.99 |
93.62 |
96.39 |
97.27 |
95.44 |
73.11 |
77.91 |
| |
Re |
87.17 |
90.72 |
89.71 |
92.45 |
91.96 |
53.97 |
45.82 |
| |
F-score |
90.43 |
92.12 |
92.91 |
94.78 |
93.63 |
61.65 |
57.37 |
|
Local CRF-Based Voting |
Pre |
94.11 |
93.86 |
95.43 |
97.16 |
95.65 |
70.58 |
85.81 |
| |
Re |
87.81 |
90.79 |
91.49 |
93.27 |
92.64 |
65.76 |
40.87 |
| |
F-score |
90.84 |
92.28 |
93.40 |
95.16 |
94.11 |
67.78 |
55.01 |
|
Local SVM-Based Voting |
Pre |
93.32 |
93.88 |
95.40 |
97.16 |
95.65 |
70.58 |
70.27 |
| |
Re |
88.19 |
90.79 |
91.44 |
93.24 |
92.64 |
65.76 |
46.99 |
| F-score | 90.67 | 92.30 | 93.37 | 95.14 | 94.11 | 67.78 | 56.08 | |