site_index | R Documentation |
site_index Extract abundance indices per site and year based on flight curve imputation.
site_index(butterfly_count, MinFC = NULL)
butterfly_count |
data.table Observed and imputed weekly or daily counts and the estimated total counts (SINDEX) computed by the function impute_count(). |
MinFC |
numeric Value between 0 and 1 to define the threshold for the proportion of the flight curve covered by the visits, if NULL all site-year available indices are returned. |
data.table Estimated annual abundance index and the proportion of the flight curve covered by the visit - total weekly or daily count over the entire monitoring season.
Reto Schmucki - reto.schmucki@mail.mcgill.ca
impute_count, flight_curve
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