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 5km. Cache size is 30. (Size is set as a fixed value, derived from original size of 79).

Point furthest from the centre of cache (25500000, 07500000) is 2329060, 0850220; distance away is: 24.2572 kilometres.

Results for Dartmoor (OS 250,070) using research library (N-squared) algorithm and 5 look-ahead
Threshold Total benchmark retrievals Retrievals lost
50% 0 0
20% 1 1
10% 13 2
5% 234 89

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.