نتایج جستجو برای: species distribution modelling sdm

تعداد نتایج: 1259497  

Journal: :Ecological Informatics 2023

Selecting the best subset of covariates out a panel many candidates is key and highly influential stage species distribution modelling process. Yet, there currently no commonly accepted widely adopted standard approach by which to perform this selection. We introduce two-step “embedded” covariate selection procedure aimed at optimizing predictive ability parsimony models fitted in context high-...

2015
Bronwyn A. Fancourt Brooke L. Bateman Jeremy VanDerWal Stewart C. Nicol Clare E. Hawkins Menna E. Jones Christopher N. Johnson Benjamin Lee Allen

To conserve a declining species we first need to diagnose the causes of decline. This is one of the most challenging tasks faced by conservation practitioners. In this study, we used temporally explicit species distribution models (SDMs) to test whether shifting weather can explain the recent decline of a marsupial carnivore, the eastern quoll (Dasyurus viverrinus). We developed an SDM using we...

Journal: :Global Ecology and Conservation 2021

Improved quantification of species’ ranges is needed to provide more accurate estimates extinction risks for conservation planning. Highland tropical biodiversity may be particularly vulnerable the anthropogenic changes in land cover and climate subject overestimation geographic range size IUCN assessments. Here, we demonstrate a novel practical approach quantifying inferred reductions based up...

Journal: :محیط زیست طبیعی 0
صیاد شیخی ئیلانلو دانشگاه علوم کشاورزی و منابع طبیعی گرگان مظاهر معین الدینی دانشگاه تهران مصطفی قلی پور دانشگاه علوم کشاورزی و منابع طبیعی گرگان علی شیخی دانشگاه حکیم سبزواری هادی کراچی دانشگاه حکیم سبزواری

habitat recognition and knowledge of habitat requirements are extremely important to the wildlife conservation, particularly for endangered and vulnerable species. the purpose of the study was to determine which ecological and habitat factors contribute the distribution of black billed sandgrous (pterocles orientalis) in shirahmad wildlife refuge. sampling was performed in two season (spring an...

Journal: :AMIA ... Annual Symposium proceedings. AMIA Symposium 2005
Ravensara S. Travillian John H. Gennari Linda G. Shapiro

In previous work, we proposed an approach called the Structural Difference Method (SDM) to correlating the anatomy of Homo sapiens with selected species, using the Foundational Model of Anatomy (FMA) as a framework and graph matching as a method, for determining similarities and differences between species. In this paper, we present the design of a comparative anatomy information system that ut...

2012
Genoveva Rodríguez-Castañeda Anouschka R. Hof Roland Jansson Larisa E. Harding

Species distribution modeling (SDM) is an increasingly important tool to predict the geographic distribution of species. Even though many problems associated with this method have been highlighted and solutions have been proposed, little has been done to increase comparability among studies. We reviewed recent publications applying SDMs and found that seventy nine percent failed to report metho...

2006
Miguel B. Araújo Antoine Guisan

Species distribution modelling is central to both fundamental and applied research in biogeography. Over the past 10 years species distribution models have become commonplace in studies of biogeography, conservation biology, ecology, palaeoecology and wildlife management. Model fitting is usually based on pattern-recognition approaches, whereby associations between geographic occurrence of a sp...

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