operator_statistics: Operator Cooperation Statistics Function –

In mvisalli/shipr: ships for whales functions

Description

Operator Cooperation Statistics Function —-

Usage

operator_statistics(
  data = NULL,
  date_start = NA,
  date_end = NA,
  tonnage = NA,
  ...
)

Arguments

data	'vsr_ais_segments' (table from the postgres database)

Value

'operator_stats' (summary statistics for each "operator")

Examples

operator_stats = operator_statistics(data=vsr_ihs_data ,date_start = '2018-02-01', date_end = '2019-12-31', tonnage = 300)

Operator statistics from scratch, takes a bit longer
operator_stats_scratch = operator_statistics(date_start = '2018-01-01', date_end = '2019-12-31', tonnage=300)

mvisalli/shipr documentation built on Aug. 8, 2020, 8:38 p.m.