Type of measure
•The first type of measure was background noise measurements
•We recorded the noise at different speed and
gear on 3 types of
roads
•We compute 32 virtual 4° order cardioids to cover the sphere surface
Speed
Gear
Road
type
Test
1
50
Km/h
2
State
highway
Test
2
50
Km/h
3
State
highway
Test
3
90
Km/h
3
Ring
road
Test 4
90 Km/h
4
Ring road
Test 5
110 Km/h
5
Highway
Marco Binelli - University of Parma