score {tpm}

Internal function to Calculate LOTTR or TTTR Metric Score

Description

Calculate LOTTR / TTTR given a RITIS NPMRDS export of travel time data. Data is passed in as the path to the csv containing the travel time readings. input file must have header and format: tmc_code,measurement_tstamp,travel_time_seconds e.g. > tmc_code,measurement_tstamp,travel_time_seconds > 116-04379,2019-01-01 00:00:00,44.78 > 116-04379,2019-01-01 00:15:00,46.69

Usage

score(input_file = NULL, metric, monthly = FALSE, verbose = FALSE)

Arguments

input_file

Path to file containing travel time readings

metric

"LOTTR" or "TTTR"

monthly

TRUE or FALSE specifies if the results should be aggregated by month. If FALSE scores will be computed by TMC for all data in the input file.

verbose

Provide diagnostic output and return all calculated values

Value

A data.table of LOTTR/TTTR scores by TMC