Classifying Vehicle Activity to Improve Point of Interest Extraction

Table 8

Frequency of features within the top 10 selected by mRMR for all 12 base clustering and merge threshold combinations.

Signal	Feature	Frequency
Gear position	Average	12
Vehicle speed	Average	12
Passenger door status	Average	12
Combined seatbelt status	Average	10
Steering wheel angle	Standard deviation	9
Stop-start status	Minimum	7
Driver window position	Average	7
Lock status	Average	7
Steering wheel angle	Range	5
Steering wheel angle	Time above average	4
Passenger door status	Minimum	4
Passenger door status	Range	4
Lock status	Minimum	4
Vehicle speed	Time above average	3
Engine (on/off)	Range	3
Driver window position	Range	3
Indicator status	Average	2
Steering wheel angle	Maximum	2
Vehicle speed	Maximum	2
Vehicle speed	Minimum	2
Driver window position	Maximum	2
Vehicle speed	Standard deviation	1
Engine (on/off)	Minimum	1
Stop-start status	Range	1
Passenger seatbelt status	Delta	1