lf.aggregate: Aggregate length counts data

In HaikunXu/RegressionTree: IATTC's regression tree R package for analyzing size frequency data

Aggregate length counts data

Description

lf.aggregate aggregates counts data by year, quarter, lat, lon, and user-sepcified length bins

Usage

lf.aggregate(LC, fcol, lcol, bins, new_bins, LengthOnly = FALSE, minN = 0)

Arguments

LC	The length frequency data frame input; must include four columns: lat, lon, year, and quarter
fcol	The first column in the data frame with length frequency info
lcol	The last column in the data frame with length frequency info
bins	Names of all bins included in LF
new_bins	Names of all bins included in LF
LengthOnly	Whether aggregate data by new length bins only
minN	minimal sample size required for a year-quarter-lat-lon stratum

HaikunXu/RegressionTree documentation built on Jan. 25, 2025, 12:08 a.m.