Cache is built using a square with sides 20 km. User's path has steps of (2000, 2000) metres, with a total of 11 retrievals. Amount of look-ahead (both E and N) is 3km. Cache size is 39. (Size is set as a fixed value, derived from original size of 89).
Point furthest from the centre of cache (29500000, 09500000) is 2957470, 0766050; distance away is: 18.4133 kilometres.
Threshold | Total benchmark retrievals | Retrievals lost |
---|---|---|
50% | 1 | 0 |
20% | 10 | 0 |
10% | 37 | 4 |
5% | 453 | 148 |
Non-default algorithm used was: Context Matcher with N-squared location-matching algorithm: version of Jan 4 2003.
Commentary on this starting point: this may be a favourable case as the cache is centred on an area with lots of attractions, and the area outside the cache has fewer attractions.