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. 2022 Jun 21;9:357. doi: 10.1038/s41597-022-01448-6

Table 6.

Descriptions of data attributes collected from CCTV cameras.

Attributes Description
Time Starting time of the 5 second interval in which the instance is collected (24 hours format).
[N/E/W/S] 1 Number of vehicles collected from the first sensor on the link approaching the intersection from corresponding directions [N: north, E: east, W: west, S: south].
[N/E/W/S] 2 Number of vehicles collected from the second sensor on the link approaching the intersection from corresponding directions [N: north, E: east, W: west, S: south].
[N/E/W/S] 3 Number of vehicles collected from the third sensor on the link approaching the intersection from corresponding directions [N: north, E: east, W: west, S: south].
[N/E/W/S] 4 Number of vehicles collected from the fourth sensor on the link approaching the intersection from corresponding directions [N: north, E: east, W: west, S: south](the fourth sensor exists only on Link 5).