approxfun2: 2D Interpolation Function Constructor

In pediatric.zcalc: Z-Score Calculator for Biomarkers: Childhood to Young Adulthood

2D Interpolation Function Constructor

Description

Creates a closure that performs 2D interpolation over a grid using pracma::interp2.

Usage

approxfun2(x, y, Z, method = "linear")

Arguments

x	Numeric vector. Grid values along the x-axis.
y	Numeric vector. Grid values along the y-axis.
Z	Matrix. Grid values corresponding to (x, y).
method	Character. Interpolation method; default is "linear".

Value

A function that takes 'x' and 'y' (e.g. for age and height) vectors and returns interpolated values for 'z'.

pediatric.zcalc documentation built on Sept. 30, 2026, 5:13 p.m.