% Generated by roxygen2: do not edit by hand
% Please edit documentation in R/validate.R
\name{audit_gazepoint_biometric_missingness}
\alias{audit_gazepoint_biometric_missingness}
\title{Audit missingness in Gazepoint biometric channels}
\usage{
audit_gazepoint_biometric_missingness(data, columns = NULL)
}
\arguments{
\item{data}{A data frame or a path to a Gazepoint CSV export.}

\item{columns}{Optional character vector of columns to audit. If \code{NULL},
known present Gazepoint biometric, TTL, and validity columns are audited.}
}
\value{
A data frame with one row per audited column.
}
\description{
Summarises missingness and zero values for Gazepoint biometric columns. This
is useful because Gazepoint exports may contain biometric columns even when a
channel was inactive or invalid during recording.
}
