f_sfa: Single feature analysis
In kristian-bak/kb.modelling: What the Package Does (One Line, Title Case)

Single feature analysis

f_sfa(
  ticker,
  from_date = "2016-01-01",
  offline = FALSE,
  target_name,
  var_names = NULL,
  b
)

`ticker`	ticker name passed as string
`from_date`	load data since from_date. Default is 2016-01-01.
`offline`	logical. If TRUE, data will be loaded from data folder.
`target_name`	target_name
`var_names`	variables to loop through xgboost model. Default is NULL which means all variables from f_indicators will be used.
`b`	number of bootstrap iterations