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Minidisk — tension-disc infiltrometer

Process Minidisk time–volume readings and compute K(h) via Zhang (1997)

minidisk_conductivity()
Compute unsaturated hydraulic conductivity from Minidisk data
infiltration_cumulative()
Compute cumulative infiltration from time-volume series
fit_infiltration()
Fit the Philip two-term infiltration model
infiltration_vg_params()
Look up Van Genuchten parameters from the Minidisk reference table
parameter_A_zhang()
Compute the Zhang (1997) A parameter for Minidisk analysis
hydraulic_conductivity_minidisk()
Compute unsaturated hydraulic conductivity from Minidisk data

Ring infiltration — ponded methods

Analyse standard ponded ring data with Philip, Horton, and Kostiakov models

ring_conductivity()
Estimate saturated hydraulic conductivity from ponded ring infiltration
infiltration_rate()
Compute interval infiltration rates from cumulative data
fit_infiltration_horton()
Fit the Horton (1940) infiltration rate model
fit_infiltration_kostiakov()
Fit the Kostiakov (1932) cumulative infiltration model

BeerKan — BEST algorithm

Process BeerKan pour-event data and fit the BEST algorithm

beerkan_cumulative()
Compute cumulative infiltration from BeerKan pour-event data
fit_best()
Fit the BEST algorithm to BeerKan cumulative infiltration data

Data

Built-in reference datasets

minidisk_vg_params
Van Genuchten parameters for Minidisk Infiltrometer analysis