segment: 'segment' NDS ping data by adding a trip or shift ID column.
In caimiao0714/NDS: An R package for manipulating Naturalistic Driving Datasets (NDS).
Description
Usage
Arguments
Examples
Description
This function segments NDS ping data to shifts and trips
Usage
1
segment(speed, threshold, time_diff)
Arguments
speed
Real time speed of the ping
time_diff
The time difference between the nearest two pings.
threhold
The threshold you want to separate the ping (in minutes). It is recommended to use 30 minutes to separate into trips, and 8*60 minutes to separate into shifts.
Examples
1
segment(dat$speed, 30, d$time_diff)
caimiao0714/NDS documentation built on Nov. 4, 2019, 8:22 a.m.
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Description Usage Arguments Examples
Description
This function segments NDS ping data to shifts and trips
Usage
1 | segment(speed, threshold, time_diff)
|
Arguments
speed |
Real time speed of the ping |
time_diff |
The time difference between the nearest two pings. |
threhold |
The threshold you want to separate the ping (in minutes). It is recommended to use 30 minutes to separate into trips, and 8*60 minutes to separate into shifts. |
Examples
1 | segment(dat$speed, 30, d$time_diff)
|
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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