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Models

TPC models for fitting.

analytiskontodimas_2004()
Analytis-Kontodimas model for fitting thermal performance curves
ashrafi1_2018()
Ashrafi I model for fitting thermal performance curves
ashrafi2_2018()
Ashrafi II model for fitting thermal performance curves
ashrafi3_2018()
Ashrafi III model for fitting thermal performance curves
ashrafi4_2018()
Ashrafi IV model for fitting thermal performance curves
ashrafi5_2018()
Ashrafi V model for fitting thermal performance curves
atkin_2005()
Atkin model for fitting thermal performance curves
beta_2012()
Beta model for fitting thermal performance curves
betatypesimplified_2008()
Simplified Beta-type model for fitting thermal performance curves
boatman_2017()
Boatman model for fitting thermal performance curves
briere1_1999()
Brière I model for fitting thermal performance curves
briere1simplified_1999()
Simplified Brière I model for fitting thermal performance curves
briere2_1999()
Brière II model for fitting thermal performance curves
briere2simplified_1999()
Simplified Brière II model for fitting thermal performance curves
briereextended_2021()
Extended Brière model for fitting thermal performance curves
briereextendedsimplified_2021()
Simplified Extended Brière model for fitting thermal performance curves
delong_2017()
DeLong enzyme-assisted Arrhenius model for fitting thermal performance curves
deutsch_2008()
Modified deutsch model for fitting thermal performance curves
eubank_1973()
Eubank model for fitting thermal performance curves
flextpc_2024()
flexTPC model for fitting thermal performance curves
flinn_1991()
Flinn model for fitting thermal performance curves
gaussian_1987()
Gaussian model for fitting thermal performance curves
gaussianmodified_2006()
Modified gaussian model for fitting thermal performance curves
hinshelwood_1947()
Hinshelwood model for fitting thermal performance curves
janisch1_1925()
Janisch I model for fitting thermal performance curves
janisch2_1925()
Janisch II model for fitting thermal performance curves
joehnk_2008()
Jöhnk model for fitting thermal performance curves
johnsonlewin_1946()
Johnson-Lewin model for fitting thermal performance curves
kamykowski_1985()
Kamykowski model for fitting thermal performance curves
lactin2_1995()
Lactin2 model for fitting thermal performance curves
lobry_1991()
Lobry model for fitting thermal performance curves
oneill_1972()
O'Neill model for fitting thermal performance curves
pawar_2018()
Pawar model for fitting thermal performance curves
quadratic_2008()
Quadratic model for fitting thermal performance curves
ratkowsky_1983()
Ratkowsky model for fitting thermal performance curves
rezende_2019()
Rezende model for fitting thermal performance curves
rosso_1993()
Rosso model for fitting thermal performance curves
sharpeschoolfull_1981()
Full Sharpe-Schoolfield model for fitting thermal performance curves
sharpeschoolhigh_1981()
Sharpe-Schoolfield model (high temperature inactivation only) for fitting thermal performance curves
sharpeschoollow_1981()
Sharpe-Schoolfield model (low temperature inactivation only) for fitting thermal performance curves
spain_1982()
Spain model for fitting thermal performance curves
stinner_1974()
Stinner model for fitting thermal performance curves
taylorsexton_1972()
Taylor-Sexton model for fitting thermal performance curves
thomas_2012()
Thomas model (2012) for fitting thermal performance curves
thomas_2017()
Thomas model (2017) for fitting thermal performance curves
tomlinsonphillips_2015()
Tomlinson-Phillips model for fitting thermal performance curves
warrendreyer_2006()
Warren-Dreyer model for fitting thermal performance curves
weibull_1995()
Weibull model for fitting thermal performance curves

Helper functions

Functions to aid in generating starting values or limits.

get_lower_lims()
Set broad lower limits on parameter values
get_model_names()
Lists or searches the models available in rTPC
get_start_vals()
Estimate start values for TPC fitting
get_upper_lims()
Set broad upper limits on parameter values

Calculating parameters

Functions for calculating parameters of interest.

calc_params()
Calculate extra parameters of a thermal performance curve
get_breadth()
Estimate thermal performance breadth of a thermal performance curve
get_ctmax()
Estimate the critical thermal maximum of a thermal performance curve
get_ctmin()
Estimate the critical thermal minimum of a thermal performance curve
get_e()
Estimate the activation energy of a thermal performance curve
get_eh()
Estimate the deactivation energy of a thermal performance curve
get_q10()
Estimate the q10 value of a thermal performance curve
get_rmax()
Estimate maximum rate of a thermal performance curve
get_skewness()
Estimates skewness of a thermal performance curve
get_thermalsafetymargin()
Estimate thermal safety margin of a thermal performance curve
get_thermaltolerance()
Estimate thermal tolerance of a thermal performance curve
get_topt()
Estimate optimum temperature of a thermal performance curve

Data

bacteria_tpc
Example thermal performance curves of bacterial growth
chlorella_tpc
Example metabolic thermal performance curves