LOST (version 2.1.2)

Missing Morphometric Data Simulation and Estimation

Description

Functions for simulating missing morphometric data randomly, with taxonomic bias and with anatomical bias. LOST also includes functions for estimating linear and geometric morphometric data.

Copy Link

Version

Install

install.packages('LOST')

Monthly Downloads

200

Version

2.1.2

License

GPL (>= 2)

Maintainer

J. Arbour

Last Published

January 27th, 2025

Functions in LOST (2.1.2)

missing.specimens

Simulate incomplete specimens

flipped

Reflected Relabelling

missing.data

Randomly input missing data points

est.reg

A-priori size regression for missing data estimation

darters

Darter landmarks

how.many.missing

Calculate the percentage of missing morphometric data

byclade

Simulate missing morphometric data with taxonomic bias

dacrya

Landmark data from Guianacara dacrya

MissingGeoMorph

Estimate missing landmark data

complete.specimens

Remove incomplete specimens from a landmark dataset

crocs

Crocodile morphometrics

align.missing

Procrustes superimposition of landmark datasets with some missing values

best.reg

Estimate missing morphometric data with a highly correlated variable

LOST-package

Missing morphometric data simulation and estimation

bilat.align

Align a bilterally symmetric landmark configuration with a plane

crocs.landmarks

Coordinate data for a crocodilian reference skull

unbend.tps.poly

TPS-style unbend specimens

obliteratorGM

Simulate missing geometric morphometric landmarks with anatomical bias

unbend.spine

Correct for lateral bending in fish geometric morphometric landmarks

obliterator

Simulate missing morphometric data with anatomical bias