Is the object a valid trajectory — is_valid_trajectory • motrack

The function tests an object (tibble) for several requirements:

columns `time`, `object`, `x` and `y` are present.
`object` column contains unique values
no value missing in `x` and `y`
`x` and `y` are numeric

Usage

is_valid_trajectory(trajectory)

Arguments

trajectory: tibble

Value

TRUE if conditions above are met, FALSE otherwise

Details

No restriction about data type of `object` is placed.

Examples

example_pos <-
  tibble::tibble(object = 1:8, x = 1:8, y = 4 - (1:8))
is_valid_position(example_pos)
#> [1] TRUE