Table 3.
The F1-Scores of individual physical activity recognition task using XGBoost. Each value is the mean and standard deviation of the five-fold nested cross-validation.
| Individual Activities Recognition Performance (F1-Score) | ||||||
|---|---|---|---|---|---|---|
| Activity Type Category | Activity Intensity Category | Low | High | Absolute Difference | All | |
| COMPUTER WORK (n = 66, 130, 196) |
Sedentary | Low | 0.72 (0.05) | 0.78 (0.03) | 0.06 | 0.78 (0.01) |
| TV WATCHING (n = 69, 133, 202) | Sedentary | Low | 0.57 (0.03) | 0.67 (0.03) | 0.1 | 0.65 (0.04) |
| STANDING STILL (n = 70, 132, 202) | Sedentary | Low | 0.44 (0.07) | 0.65 (0.03) | 0.21 | 0.60 (0.05) |
| STAIR DESCENT (n = 60, 130, 190) | Locomotion | Moderate | 0.61 (0.09) | 0.68 (0.03) | 0.07 | 0.68 (0.03) |
| STAIR ASCENT (n = 41, 118, 159) | Locomotion | Moderate | 0.43 (0.07) | 0.57 (0.05) | 0.14 | 0.58 (0.03) |
| RAPID WALK (n = 75, 138, 213) | Locomotion | Moderate | 0.40 (0.11) | 0.54 (0.03) | 0.13 | 0.52 (0.04) |
| LEISURE WALK (n = 79, 138, 217) | Locomotion | Moderate | 0.44 (0.05) | 0.52 (0.03) | 0.08 | 0.48 (0.02) |
| WALKING AT RPE 5 (n = 59, 135, 194) |
Locomotion | Moderate | 0.40 (0.07) | 0.42 (0.06) | 0.02 | 0.44 (0.03) |
| WALKING AT RPE 1 (n = 71, 134, 205) |
Locomotion | Moderate | 0.32 (0.04) | 0.44 (0.05) | 0.12 | 0.42 (0.02) |
| STRENGTH EXERCISE CHEST PRESS (n = 62, 117, 179) |
SFE | Light | 0.57 (0.11) | 0.68 (0.06) | 0.11 | 0.68 (0.04) |
| STRENGTH EXERCISE LEG CURL (n = 61, 127, 188) |
SFE | Light | 0.63 (0.10) | 0.62 (0.04) | 0.01 | 0.66 (0.02) |
| STRETCHING YOGA (n = 67, 131, 198) |
SFE | Light | 0.50 (0.04) | 0.65 (0.02) | 0.15 | 0.61 (0.04) |
| STRENGTH EXERCISE LEG EXTENSION (n = 57, 125, 182) | SFE | Light | 0.21 (0.03) | 0.41 (0.05) | 0.2 | 0.39 (0.05) |
| WASHING WINDOWS (n = 65, 130, 195) |
Life-Style | Moderate | 0.66 (0.04) | 0.76 (0.04) | 0.1 | 0.75 (0.04) |
| DIGGING (n = 63, 133, 196) |
Life-Style | Moderate | 0.56 (0.06) | 0.72 (0.05) | 0.16 | 0.69 (0.04) |
| IRONING (n = 64, 128, 192) |
Life-Style | Light | 0.56 (0.06) | 0.69 (0.03) | 0.13 | 0.68 (0.01) |
| MOPPING (n = 64, 126, 190) |
Life-Style | Moderate | 0.59 (0.04) | 0.70 (0.03) | 0.11 | 0.68 (0.04) |
| WASHING DISHES (n = 71, 136, 207) |
Life-Style | Light | 0.57 (0.07) | 0.68 (0.02) | 0.1 | 0.67 (0.03) |
| REPLACING SHEETS ON A BED (n = 67, 130, 197) |
Life-Style | Moderate | 0.55 (0.05) | 0.64 (0.02) | 0.09 | 0.65 (0.02) |
| HEAVY LIFTING (n = 52, 125, 177) | Life-Style | Moderate | 0.42 (0.08) | 0.65 (0.04) | 0.23 | 0.63 (0.03) |
| PERSONAL CARE (n = 71, 135, 206) | Life-Style | Light | 0.54 (0.03) | 0.67 (0.03) | 0.13 | 0.63 (0.01) |
| UNLOADING STORING DISHES (n = 72, 135, 207) | Life-Style | Light | 0.59 (0.08) | 0.63 (0.02) | 0.04 | 0.63 (0.03) |
| SWEEPING (n = 69, 136, 205) |
Life-Style | Moderate | 0.42 (0.05) | 0.62 (0.01) | 0.20 | 0.59 (0.02) |
| VACUUMING (n = 66, 132, 198) | Life-Style | Moderate | 0.53 (0.03) | 0.62 (0.04) | 0.09 | 0.59 (0.01) |
| LIGHT GARDENING (n = 72, 139, 211) | Life-Style | Moderate | 0.45 (0.04) | 0.59 (0.02) | 0.14 | 0.58 (0.02) |
| SHOPPING (n = 68, 130, 198) |
Life-Style | Light | 0.41 (0.06) | 0.54 (0.04) | 0.13 | 0.53 (0.01) |
| LIGHT HOME MAINTENANCE (n = 67, 130, 197) | Life-Style | Moderate | 0.35 (0.04) | 0.56 (0.03) | 0.21 | 0.52 (0.01) |
| PREPARE SERVE MEAL (n = 71, 136, 207) |
Life-Style | Light | 0.51 (0.04) | 0.51 (0.04) | 0.00 | 0.52 (0.02) |
| LAUNDRY WASHING (n = 68, 128, 196) |
Life-Style | Light | 0.35 (0.07) | 0.50 (0.04) | 0.15 | 0.50 (0.02) |
| YARD WORK (n = 69, 130, 199) | Life-Style | Moderate | 0.34 (0.03) | 0.48 (0.05) | 0.14 | 0.46 (0.03) |
| STRAIGHTENING UP DUSTING (n = 71, 135, 206) | Life-Style | Moderate | 0.37 (0.07) | 0.43 (0.05) | 0.06 | 0.45 (0.03) |
| TRASH REMOVAL (n = 65, 130, 195) |
Life-Style | Moderate | 0.28 (0.06) | 0.47 (0.04) | 0.19 | 0.44 (0.02) |
| DRESSING (n = 65, 130, 195) |
Life-Style | Light | 0.33 (0.04) | 0.45 (0.03) | 0.12 | 0.44 (0.02) |
* RPE: Rate of Perceived Exertion (0–10).