Additional trips for trip data set — add

Creates a data frame with given characteristics to be added to an existing trip data set.

Usage

add_trips(
  trip_ids = 0,
  new_mode = "pedestrian",
  distance = 1,
  participant_id = 0,
  age = 20,
  sex = "male",
  nTrips = 3,
  speed = 4.8
)

Arguments

trip_ids: ids for new trips
new_mode: mode for new trips
distance: distances to sample from
participant_id: participant id for new trips
age: age for participant
sex: sex for participant
nTrips: number of trips for each participant
speed: speed for new trips

Value

data frame of trips

Details

This function is used to create new trips with certain characteristics that can be added to an existing trip data set. The input distance given is the upper limit of trip distances added and the function takes the number of trips per person (nTrips) random samples between 1 and the input distance given. Age and sex of each participant are also sampled from a range of input age and sex values.

The function performs the following steps:

create nTrips new trips sampling from distances, ages and sexes