Calculate the Logarithm of the approximation ratio (logarithms are used for numerically stable calculations) See Theorem 3 from the paper for more details — log_approximation_ratio • slise

Calculate the Logarithm of the approximation ratio (logarithms are used for numerically stable calculations) See Theorem 3 from the paper for more details

Usage

log_approximation_ratio(residuals2, epsilon2, beta1, beta2, weight = NULL)

Arguments

residuals2: squared residuals
epsilon2: squared error tolerance
beta1: current sigmoid steepness
beta2: next sigmoid steepness
weight: weight vector (default: NULL)

Value

log(approximation_ratio)