Test with starting point at Dartmoor using research library (N-squared) matching algorithm and cache size 30

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 15km. Cache size is 30. (Size is set as a fixed value, derived from original size of 78).

Point furthest from the centre of cache (26500000, 08500000) is 2488580, 0668120; distance away is: 24.3655 kilometres.

Results for Dartmoor (OS 250,070) using research library (N-squared) algorithm and 15 look-ahead
Threshold Total benchmark retrievals Retrievals lost
50% 0 0
20% 1 0
10% 13 2
5% 234 78

Non-default algorithm used was: Context Matcher with N-squared location-matching algorithm: version of Jan 4 2003.

Commentary on this starting point: the path crosses a wild moorland area.