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Table 1 Environmental conditions matrix set for the survey
From: Data accuracy on automatic traffic counting: the SMART project results
Time collection interval | Sunny/Clear | Rain | Traffic flow | Season | ||
|---|---|---|---|---|---|---|
Day | Night | Day | Night | |||
20 s | x | x | x | x | Light | Winter |
x | x | x | x | Medium | ||
x | x | x | x | Heavy | ||
5 min | x | x | x | x | Light | |
x | x | x | x | Medium | ||
x | x | x | x | Heavy | ||
15 min | x | x | x | x | Medium | |
20 s | x | x | x | x | Light | Summer |
x | x | x | x | Medium | ||
x | x | x | x | Heavy | ||
5 min | x | x | x | x | Light | |
x | x | x | x | Medium | ||
x | x | x | x | Heavy | ||
15 min | x | x | x | x | Medium | |