Results 11 to 20 of about 1,459,555 (126)

Anthropogenic or Natural Dispersal: Case of the Spiny‐Tailed Iguanas (Ctenosaura) on Clarion Island, Mexico [PDF]

open access: yesEcology and Evolution, Volume 15, Issue 10, October 2025.
Species can colonize oceanic islands by both natural and human‐assisted dispersal and human‐caused species introductions have had catastrophic effects on ecosystems around the world. The Spiny‐tailed Iguanas inhabiting Clarion Island were previously considered introduced. Molecular data and analyses support iguanas' arrival on Clarion Island by natural
Daniel G. Mulcahy   +5 more
wiley   +2 more sources

Tracking Small Animals in Complex Landscapes: A Comparison of Localisation Workflows for Automated Radio Telemetry Systems [PDF]

open access: yesEcology and Evolution, Volume 14, Issue 10, October 2024.
Automated radio telemetry grids provide the possibility of studying movement of small animals at very fine spatial scales, but the influence of rugged terrains and vegetation on localisation error curtails the applicability of this technology. In this study, we present a comparative workflow to reduce error and show how selecting higher radio signal ...
Cristina Rueda‐Uribe   +7 more
wiley   +2 more sources

An automatic workflow for orientation of historical images with large radiometric and geometric differences

open access: yesThe Photogrammetric Record, Volume 36, Issue 174, Page 77-103, June 2021., 2021
A workflow is proposed for a completely automatic orientation of historical terrestrial urban images. For such images, automatic SfM packages often fail due to large radiometric and geometric differences causing challenges with feature extraction and reliable matching.
Ferdinand Maiwald, Hans‐Gerd Maas
wiley   +1 more source

PROGRAMAÇÃO SEMAFÓRICA: UMA ANÁLISE COMPARATIVA DE ALGUNS MÉTODOS

open access: yesTransportes, 1994
O presente trabalho faz uma análise comparativa entre os métodos desenvolvidos por Greenshields, Maecke, Gleue, Pavel, Webster e pelo Highway Capacity Manual para a programação semafórica de tempo fixo em interseções isoladas.
Walter Porto
doaj   +1 more source

Abordagem cirúrgica para o tratamento da ginecomastia conforme sua classificação Surgical approach to the treatment of gynecomastia according to its classification

open access: yesRevista Brasileira de Cirurgia Plástica, 2012
INTRODUÇÃO: A ginecomastia é a proliferação benigna mais comum do tecido glandular da mama masculina, causada pela alteração do equilíbrio entre as concentrações de estrógeno e andrógeno. Na maioria dos casos, o principal tratamento é a cirurgia.
Mário Múcio Maia de Medeiros
doaj   +1 more source

Anelídeos poliquetas do nordeste do Brasil: I - poliquetas bentônicos da costa de Alagoas e Sergipe

open access: yesBrazilian Journal of Oceanography, 1970
Num trabalho anterior (NONATO & LUNA, 1969) discutimos as espécies de poliquetas de escama que fazem parte de uma coleção proveniente de dragagens executadas pelo Laboratório de Ciências do Mar da Universidade Federal de Pernambuco, no Nordeste do Brasil.
Edmundo F Nonato, José Audísio C Luna
doaj   +1 more source

Efeito da idade e sexo sobre a concentração sérica de eritropoietina em equinos da raça Árabe

open access: yesPesquisa Veterinária Brasileira, 2012
A EPO é um fator de crescimento glicoprotéico sintetizado pelas células adjacentes aos túbulos proximais renais regulada via mecanismo de "feed back" envolvendo a tensão de oxigênio tissular.
Joandes Henrique Fonteque   +5 more
doaj   +1 more source

The Merriam Webster Thesaurus

open access: yes, 2023
Buku *The Merriam-Webster Thesaurus* adalah sebuah referensi komprehensif yang menyajikan ribuan sinonim, antonim, serta istilah terkait untuk memperkaya kosakata dan memperhalus ekspresi bahasa.
Merriam Webster
core  

Reconfiguración de la representación política en tiempos de polarización: elecciones generales de Ecuador 2025

open access: yesRevista Mexicana de Derecho Electoral
El artículo analiza las elecciones generales del Ecuador de 2025 desde un enfoque normativo e institucional, con perspectiva multinivel (presidencial, legislativo y Parlamento Andino) y territorial (Costa, Sierra y Amazonía).
Santiago Cahuasquí   +1 more
doaj   +1 more source

Representativeness and Mode Effects in the Swiss Election Study (Selects): Are Paper Surveys Still Relevant?

open access: yesSwiss Political Science Review, Volume 32, Issue 2, Page 431-457, June 2026.
Abstract Web‐based surveys have gained popularity due to their cost‐effectiveness and changing participation habits, a trend accelerated by the COVID‐19 pandemic. This raises questions about the continued value of paper‐based surveys in mixed‐mode studies like the Swiss Election Study (Selects), which uses a push‐to‐web design, offering a paper ...
Jan‐Erik Refle   +2 more
wiley   +1 more source

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