enw_missing_reference: Extract reports with missing reference dates

In seabbs/epinowcast: Flexible Hierarchical Nowcasting

Extract reports with missing reference dates

Description

Returns reports with missing reference dates as well as calculating the proportion of reports for a given reference date that were missing.

Usage

enw_missing_reference(obs)

Arguments

obs	A data.frame as produced by enw_add_incidence(). Must contain the following variables: report_date, reference_date, .group, and confirm, and new_confirm.

Value

A data.table of missing counts and proportions by report date and group.

See Also

Preprocessing functions enw_add_delay(), enw_add_max_reported(), enw_add_metaobs_features(), enw_assign_group(), enw_complete_dates(), enw_construct_data(), enw_extend_date(), enw_filter_delay(), enw_filter_reference_dates(), enw_filter_report_dates(), enw_flag_observed_observations(), enw_impute_na_observations(), enw_latest_data(), enw_metadata(), enw_metadata_delay(), enw_preprocess_data(), enw_reporting_triangle(), enw_reporting_triangle_to_long()

Examples

obs <- data.frame(
  report_date = c("2021-10-01", "2021-10-03"), reference_date = "2021-10-01",
  confirm = 1
)
obs <- rbind(
  obs,
  data.frame(report_date = "2021-10-04", reference_date = NA, confirm = 4)
)
obs <- enw_complete_dates(obs)
obs <- enw_assign_group(obs)
obs <- enw_add_incidence(obs)
enw_missing_reference(obs)

seabbs/epinowcast documentation built on Feb. 3, 2025, 9:56 p.m.