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. Author manuscript; available in PMC: 2013 Sep 25.
Published in final edited form as: Gerontechnology. 2013 Jan 1;11(4):534–544. doi: 10.4017/gt.2013.11.4.005.00

Table 3.

Results of three approaches for the three types of activity patterns (TP, FP, FN) on three dataset (B1–3); TP=True-positives; FP=False-positives; FN=False-negatives

Results of approaches

Activity Count Algorithm AP
Time-based
Activity-based
TP FP FN TP FP FN TP FP FN
Dataset B1
Bathing 16 16 127 0 16 63 0 16 384 0
Bed to toilet 31 31 149 0 31 48 0 31 77 0
Cook 301 249 1 52 79 0 222 139 14 162
Eat 231 194 6 37 79 0 152 215 86 16
Enter home 151 136 52 15 70 9 81 140 2 11
Housekeeping 41 1 0 40 26 53 15 30 123 11
Leave home 142 121 45 21 70 9 72 131 2 70 11
Personal hygiene 401 159 1 242 79 0 322 107 17 294
Relax 125 93 113 32 56 23 69 90 211 35
Sleep 109 70 9 39 77 2 32 31 0 78
Take medicine 154 124 23 30 76 3 78 140 161 14
Work 0 0 0 0 0 0 0 0 0 0
TOTAL dataset B1 1702 1194 526 508 659 210 1043 1070 1345 632

Dataset B2

Bathing 28 28 170 0 24 44 4 27 319 1
Bed to toilet 110 110 45 0 64 4 46 106 48 4
Cook 234 136 6 98 67 1 167 170 176 64
Eat 166 160 9 6 68 0 98 160 74 6
Enter home 167 142 9 25 66 2 101 164 1 3
Housekeeping 43 42 218 1 24 44 19 42 123 1
Leave home 166 147 11 19 67 1 99 141 206 25
Personal hygiene 347 225 2 122 68 0 279 141 26 206
Relax 43 34 143 9 28 40 15 35 311 8
Sleep 155 147 7 8 67 1 88 106 4 49
Take medicine 70 67 20 3 67 1 3 67 166 3
Work 0 0 0 0 0 0 0 0 0 0
TOTAL dataset B2 1529 1238 640 291 610 138 919 1159 1454 370

Dataset B3

Bathing 15 13 171 2 13 57 2 15 207 0
Bed to toilet 13 13 408 0 11 59 2 12 53 1
Cook 189 149 17 40 69 1 120 133 9 56
Eat 143 105 31 38 64 6 79 133 56 10
Enter home 46 37 33 9 32 38 14 45 2 1
Housekeeping 0 0 0 0 0 0 0 0 0 0
Leave home 47 36 34 11 32 38 15 42 179 5
Personal hygiene 222 141 4 81 69 1 153 55 11 167
Relax 68 55 107 13 40 30 28 20 26 48
Sleep 66 52 54 14 42 28 24 12 1 54
Take medicine 29 28 145 1 20 50 9 25 196 4
Work 132 114 63 18 60 10 72 105 84 27
TOTAL dataset B3 970 743 1067 227 452 318 518 597 824 373