User profiles for Robert B. O’Hara

Bob O'Hara

Dept of Mathematical Sciences and CBD, NTNU
Verified email at ntnu.no
Cited by 80810

Moving in the Anthropocene: Global reductions in terrestrial mammalian movements

…, R Nathan, A Niamir, J Odden, RB O'Hara… - Science, 2018 - science.org
Animal movement is fundamental for ecosystem functioning and species survival, yet the
effects of the anthropogenic footprint on animal movements have not been estimated across …

[HTML][HTML] Rewriting results sections in the language of evidence

S Muff, EB Nilsen, RB O'Hara, CR Nater - Trends in ecology & evolution, 2022 - cell.com
Despite much criticism, black-or-white null-hypothesis significance testing with an arbitrary P-value
cutoff still is the standard way to report scientific findings. One obstacle to progress is …

A review of Bayesian variable selection methods: what, how and which

RB O'hara, MJ Sillanpää - 2009 - projecteuclid.org
… At present, the computational method most commonly used for fitting Bayesian models is
Markov chain Monte Carlo (MCMC) technique (Robert and Casella 2004). Variable …

Standards for distribution models in biodiversity assessments

…, A Guisan, L Maiorano, B Naimi, RB O'Hara… - Science …, 2019 - science.org
Demand for models in biodiversity assessments is rising, but which models are adequate
for the task? We propose a set of best-practice standards and detailed guidelines enabling …

So many variables: joint modeling in community ecology

…, FG Blanchet, RB O'Hara, O Ovaskainen… - Trends in ecology & …, 2015 - cell.com
Technological advances have enabled a new class of multivariate models for ecology, with
the potential now to specify a statistical model for abundances jointly across many taxa, to …

Understanding co‐occurrence by modelling species simultaneously with a Joint Species Distribution Model (JSDM)

…, WK Morris, N Golding, RB O'Hara… - Methods in Ecology …, 2014 - Wiley Online Library
A primary goal of ecology is to understand the fundamental processes underlying the
geographic distributions of species. Two major strands of ecology – habitat modelling and …

Comparative studies of quantitative trait and neutral marker divergence: a meta‐analysis

T Leinonen, RB O'hara, JM Cano… - Journal of evolutionary …, 2008 - academic.oup.com
Comparative studies of quantitative genetic and neutral marker differentiation have provided
means for assessing the relative roles of natural selection and random genetic drift in …

Towards novel approaches to modelling biotic interactions in multispecies assemblages at large spatial extents

…, NE Zimmermann, RB O'Hara - Journal of …, 2012 - Wiley Online Library
Aim Biotic interactions – within guilds or across trophic levels – have widely been ignored in
species distribution models (SDMs). This synthesis outlines the development of ‘species …

QSTFST comparisons: evolutionary and ecological insights from genomic heterogeneity

T Leinonen, RJS McCairns, RB O'hara… - Nature Reviews …, 2013 - nature.com
Comparative studies of the divergence of quantitative traits and neutral molecular markers,
known as Q ST –F ST comparisons, provide a means for researchers to distinguish between …

Species decline—but why? Explanations of carabid beetle (Coleoptera, Carabidae) declines in Europe

DJ Kotze, RB O'hara - Oecologia, 2003 - Springer
We investigated some of the causes of ground beetle decline using atlas data from Belgium,
Denmark and the Netherlands, countries in which natural environments have all but …