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Table 1 Selected ungrouping methods for comparison

From: Comparison of non-parametric methods for ungrouping coarsely aggregated data

Method and references Abbreviation Program for estimation
Bootstrap kernel density estimator [14, 26] bootkde bda R package, bde function, bootkde method
Piecewise cubic Hermite interpolating polynomial [21, 27] hermite spline signal R package, interp1 function, pchip method
Spline interpolation with Hyman filter [5, 18, 28] hyman spline demography R package, cm.spline function
Iterated conditional expectation kernel density estimator [15, 29] ickde ICE R package, ickde function
Penalized composite link model [22] pclm R code in Rizzi et al. (2015)