This function implements the species richness estimation procedure outlined in Chao & Bunge (2002).

chao_bunge(input_data, cutoff = 10, output = NULL, answers = NULL)

Arguments

input_data

An input type that can be processed by convert() or a phyloseq object

cutoff

The maximum frequency to use in fitting.

output

Deprecated; only for backwards compatibility

answers

Deprecated; only for backwards compatibility

Value

An object of class alpha_estimate, or alpha_estimates for phyloseq objects

Author

Amy Willis

Examples


chao_bunge(apples)
#> Estimate of richness from method Chao-Bunge:
#>   Estimate is 1377
#>  with standard error 64.43
#>   Confidence interval: (1017, 9287)
#>   Cutoff:  10