Results 11 to 20 of about 415,256 (52)

Interplay of diet and sympatry in the morphological evolution of noctilionoid bats

open access: yesJournal of Biogeography, Volume 50, Issue 12, Page 2084-2094, December 2023., 2023
Abstract Aim The remarkable ecomorphological diversity of the bat superfamily Noctilionoidea is the result of a diet‐mediated adaptive radiation. Stemming from a putatively insectivorous ancestor, noctilionoid bats diversified to adapt to the widest range of dietary ecologies among mammals.
Camilo López‐Aguirre   +2 more
wiley   +1 more source

Spatially resolved detection of small molecules from press‐dried plant tissue using MALDI imaging

open access: yesApplications in Plant Sciences, Volume 11, Issue 5, September-October 2023., 2023
Abstract Premise Matrix‐assisted laser desorption/ionization mass spectrometry imaging (MALDI‐MSI) is a chemical imaging method that can visualize spatial distributions of particular molecules. Plant tissue imaging has so far mostly used cryosectioning, which can be impractical for the preparation of large‐area imaging samples, such as full flower ...
Zane G. Long   +9 more
wiley   +1 more source

Estimating species relative abundances from museum records

open access: yesMethods in Ecology and Evolution, Volume 14, Issue 2, Page 431-443, February 2023., 2023
Abstract Dated, geo‐referenced museum specimens are a rich data source for reconstructing species' distribution and abundance patterns. However, museum records are potentially biased towards over‐representation of rare species, and it is unclear whether museum records can be used to estimate relative abundance in the field.
Nicholas J. Gotelli   +18 more
wiley   +1 more source

Brief von Rebecka Lejeune Dirichlet an Peter Gustav Lejeune Dirichlet

open access: yes
BRIEF VON REBECKA LEJEUNE DIRICHLET AN PETER GUSTAV LEJEUNE DIRICHLET Brief von Rebecka Lejeune Dirichlet an Peter Gustav Lejeune Dirichlet ( -
Lejeune Dirichlet, Rebecka   +1 more
core   +9 more sources

The potential influence of genome‐wide adaptive divergence on conservation translocation outcome in an isolated greater sage‐grouse population

open access: yesConservation Biology, Volume 38, Issue 4, August 2024.
Abstract Conservation translocations are an important conservation tool commonly employed to augment declining or reestablish extirpated populations. One goal of augmentation is to increase genetic diversity and reduce the risk of inbreeding depression (i.e., genetic rescue).
Shawna J. Zimmerman   +5 more
wiley   +1 more source

Distribución Dirichlet-hipergeométrica invertida. [PDF]

open access: yes, 2011
Nagar y Bran (2009) definieron la distribución Dirichlet-hipergeométrica invertida (IDH), para generalizar la distribución Dirichlet invertida (Tiao y Cuttman 1965).
Bran Cardona, Paula A.
core  

Generative Supervised Classification Using Dirichlet Process Priors. [PDF]

open access: yes, 2010
Choosing the appropriate parameter prior distributions associated to a given Bayesian model is a challenging problem. Conjugate priors can be selected for simplicity motivations.
Davy, Manuel, Tourneret, Jean-Yves
core   +1 more source

Models beyond the Dirichlet process [PDF]

open access: yes
Bayesian nonparametric inference is a relatively young area of research and it has recently undergone a strong development. Most of its success can be explained by the considerable degree of exibility it ensures in statistical modelling, if compared to ...
Antonio Lijoi, Igor Pruenster
core   +2 more sources

Brief von Rebecka Lejeune Dirichlet und Flora Lejeune Dirichlet an Walter Arnold Abraham Dirichlet

open access: yes
BRIEF VON REBECKA LEJEUNE DIRICHLET UND FLORA LEJEUNE DIRICHLET AN WALTER ARNOLD ABRAHAM DIRICHLET Brief von Rebecka Lejeune Dirichlet und Flora Lejeune Dirichlet an Walter Arnold Abraham Dirichlet ( -
Dirichlet, Walter Arnold Abraham   +2 more
core   +3 more sources

Distributions of Functionals of the two Parameter Poisson-Dirichlet Process [PDF]

open access: yes
The present paper provides exact expressions for the probability distribution of linear functionals of the two–parameter Poisson–Dirichlet process. Distributional results that follow from the application of an inversion formula for a (generalized) Cauchy–
Antonio Lijoi   +2 more
core  

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