Auxiliary functions for phenological data analysis

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connectedSets Connected sets in a matrix
daylength Daylength at julian day i on latitude l
DWD Phenological observations
matrix2raw Converts numeric matrix to data frame
maxConnectedSet Maximal connected set in a matrix
maxdaylength Maximal day length on latitude l
pheno.ddm Dense design matrix for phenological data
pheno.lad.fit Fits a robust two-way linear model
pheno.mlm.fit Fits a two-way linear mixed model
raw2matrix Converts a numeric data frame to matrix
Searle Example of a two-way classification table
seqMK Sequential Mann-Kendall test for time series.
Simple Simple example of a two-way classification table
tau Kendall's normalized tau