Function reference • TREX

Import and assimilation Functions for generating homogenized time series from raw data (sap flow and ancillary environmental data).
`is.trex()`	Testing and preparing input data
`outlier()`	Data cleaning and outlier detection
`dt.steps()`	Determine temporal resolution
`gap.fill()`	Gap filling by linear interpolation
Data Processing Functions to calculate and adjust/correct sap flux densities.
`tdm_dt.max()`	Calculate zero-flow conditions
`tdm_hw.cor()`	Heartwood correction
`tdm_damp()`	Signal dampening correction
`tdm_cal.sfd()`	Calculate sap flux density
Output and analyses Functions to generate (aggregated) output data sets and associated uncertainties.
`tdm_uncertain()`	Uncertainty and sensitivity analysis
`agg.data()`	Aggregation of time-series data
`out.data()`	Generating TDM output
Data sets Functions and objects containing test (ancillary), calibration data and allometric models
`sr`	Solar radiation measurements (raw)
`vpd`	Vapor pressure deficit measurements (raw)
`preci`	Daily precipitation (raw)
`tdm.data`	Sap flow measurements
`cal.data`	Calibration Measurements
`example.data()`	Generate example TDM input data
Allometric data sets and models Calibration data and models for 14 North-American species
`allometry.data`	Sapwood area and depth, and bark allometric measurements
`allometry.models`	Sapwood area and depth, and bark allometric models
`predict_allometry()`	Predict allometric parameters from DBH

Reference