Table 6 GLH semantic place visit classification results
From: Use of individual Google Location History data to identify consumer encounters with food outlets
Outlet Type | Visits reported in GLH data | Visits counted by our method | Difference in count (% difference) | Visits detected by both GLH and our method | Visits not detected by GLH | Detection rate relative to GLH count % |
|---|---|---|---|---|---|---|
Convenience Stores | 1478 | 1893 | + 415 (+ 28) | 49 | 1845 | 2.59 |
Department Stores | 24,145 | 8043 | − 16,102 (− 67) | 171 | 7873 | 2.13 |
Fruit & Vegetable Markets | 39 | 51 | + 12 (+ 30) | 4 | 47 | 7.84 |
Full-Service Restaurants | 27,220 | 93,357 | + 66,137 (+ 242) | 7,918 | 85,454 | 8.48 |
Limited-Service Restaurants | 9127 | 23,008 | + 13,881 (+ 152) | 212 | 22,796 | 0.92 |
Supermarkets/Other Grocery (excluding Convenience) Stores | 31,382 | 25,779 | − 5603 (− 17) | 967 | 24,823 | 3.75 |
Warehouse Clubs & Supercenters | 8992 | 4274 | − 4718 (− 52) | 21 | 4253 | 0.49 |
All | 102,383 | 156,405 | + 54,022 (+ 52) | 9342 | 147,091 | 5.97 |