Interrogating Random and Systematic Measurement Error in Morphometric Data
ML Collyer, DC Adams - Evolutionary Biology, 2024 - Springer
Measurement error is present in all quantitative studies, and ensuring proper biological
inference requires that the effects of measurement error are fully scrutinized, understood …
inference requires that the effects of measurement error are fully scrutinized, understood …
Measurement error in geometric morphometrics
C Fruciano - Development genes and evolution, 2016 - Springer
Geometric morphometrics—a set of methods for the statistical analysis of shape once
saluted as a revolutionary advancement in the analysis of morphology—is now mature and …
saluted as a revolutionary advancement in the analysis of morphology—is now mature and …
Sharing is caring? Measurement error and the issues arising from combining 3D morphometric datasets
Geometric morphometrics is routinely used in ecology and evolution and morphometric
datasets are increasingly shared among researchers, allowing for more comprehensive …
datasets are increasingly shared among researchers, allowing for more comprehensive …
A newly noticed formula enforces fundamental limits on geometric morphometric analyses
FL Bookstein - Evolutionary Biology, 2017 - Springer
The textbook literature of principal components analysis (PCA) dates from a period when
statistical computing was much less powerful than it is today and the dimensionality of data …
statistical computing was much less powerful than it is today and the dimensionality of data …
[PDF][PDF] Measurement error in geometric morphometrics: empirical strategies to assess and reduce its impact on measures of shape
TO ASSESS - Acta Zoologica Academiae Scientiarum Hungaricae, 1998 - arnqvist.org
Random measurement error is ubiquitous in morphometric data, and it can cause serious
statistical problems. We stress that measurement error is a potential problem primarily when …
statistical problems. We stress that measurement error is a potential problem primarily when …
geomorph: an r package for the collection and analysis of geometric morphometric shape data
DC Adams, E Otárola‐Castillo - Methods in ecology and …, 2013 - Wiley Online Library
Many ecological and evolutionary studies seek to explain patterns of shape variation and its
covariation with other variables. Geometric morphometrics is often used for this purpose …
covariation with other variables. Geometric morphometrics is often used for this purpose …
Geometric morphometrics simplified
FJ Rohlf - Trends in Ecology & Evolution, 2005 - cell.com
Although the theory and methods of the relatively new field of geometric morphometrics are
becoming well developed (for an overview, see [1]), it has not yet been applied as widely as …
becoming well developed (for an overview, see [1]), it has not yet been applied as widely as …
geomorph v4.0 and gmShiny: Enhanced analytics and a new graphical interface for a comprehensive morphometric experience
EK Baken, ML Collyer… - Methods in Ecology …, 2021 - Wiley Online Library
Geometric morphometric (GM) tools are essential for meaningfully quantifying and
understanding patterns of variation in complex traits like shape. In this field, the breadth of …
understanding patterns of variation in complex traits like shape. In this field, the breadth of …
Tuning Geometric Morphometrics: an r tool to reduce information loss caused by surface smoothing
A Profico, A Veneziano, A Lanteri… - Methods in Ecology …, 2016 - Wiley Online Library
Summary The application of Geometric Morphometrics has remarkably increased since 3D
imaging techniques have become widespread, such as high‐resolution computerised …
imaging techniques have become widespread, such as high‐resolution computerised …
How many specimens do I need? Sampling error in geometric morphometrics: testing the sensitivity of means and variances in simple randomized selection …
One of the most basic but problematic issues in modern morphometrics is how many
specimens one needs to achieve accuracy in samples. Indeed, this is one of the most …
specimens one needs to achieve accuracy in samples. Indeed, this is one of the most …