Results 61 to 70 of about 47,186 (208)

Genetic and morphological identification of a recurrent Dicksonia tree fern hybrid in New Zealand.

open access: yesPLoS ONE, 2019
Hybridization is common in many ferns and has been a significant factor in fern evolution and speciation. However, hybrids are rare between the approximately 30 species of Dicksonia tree ferns world-wide, and none are well documented.
Lara D Shepherd   +4 more
doaj   +1 more source

Online learning and detection of faces with low human supervision [PDF]

open access: yes, 2019
The final publication is available at link.springer.comWe present an efficient,online,and interactive approach for computing a classifier, called Wild Lady Ferns (WiLFs), for face learning and detection using small human supervision.
Moreno-Noguer, Francesc   +2 more
core   +1 more source

Zero Deforestation Commitments and Industry 4.0 Enabling Technologies: An Analysis of Their Role in Mitigating Deforestation

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This study examines the role of corporate zero‐deforestation commitments (ZDCs) and Industry 4.0 (I4.0) enabling technologies in mitigating deforestation. Drawing on data from 110 companies included in the Forest 500 dataset, the research explores whether sustainability commitments and digital innovation influence firms' deforestation ...
Valentina Beretta   +2 more
wiley   +1 more source

Learning to Control in Metric Space with Optimal Regret

open access: yes, 2019
We study online reinforcement learning for finite-horizon deterministic control systems with {\it arbitrary} state and action spaces. Suppose that the transition dynamics and reward function is unknown, but the state and action space is endowed with a ...
Ni, Chengzhuo   +2 more
core   +1 more source

High-resolution coproecology: Using coprolites to reconstruct the habits and habitats of New Zealand’s extinct upland Moa (Megalapteryx didinus) [PDF]

open access: yes, 2005
Knowledge about the diet and ecology of extinct herbivores has important implications for understanding the evolution of plant defence structures, establishing the influences of herbivory on past plant community structure and composition, and identifying
Wood, Jamie R.   +5 more
core   +4 more sources

Trends in marine species distribution models: a review of methodological advances and future challenges

open access: yesEcography, EarlyView.
Correlative species distribution models (SDMs) are quantitative tools in biogeography and macroecology. Building upon the ecological niche concept, they correlate environmental covariates to species presence to model habitat suitability and predict species distributions.
Moritz Klaassen   +3 more
wiley   +1 more source

Hidden in the Andes: new insights into the distribution of Magnolia guatapensis (Lozano) Govaerts (Magnoliaceae) and Cyathea antioquensis A. Rojas (Cyatheaceae) [PDF]

open access: yesCheck List
Magnolia guatapensis (Lozano) Govaerts (Magnoliaceae) and Cyathea antioquensis A. Rojas (Cyatheaceae) are endangered species endemic to Antioquia region (Colombia). This study reports new pop‑ ulations of M. guatapensis and C. antioquensis from
Andrés Montoya-López
doaj   +3 more sources

Multivariate linear regression to predict association of non‐invasive arterial stiffness with cardiovascular events

open access: yesESC Heart Failure, Volume 12, Issue 2, Page 1141-1150, April 2025.
Abstract Background Arterial stiffness is a crucial factor in determining an increase in systolic blood pressure and pulse pressure and can also predict the development of cardiovascular disease (CVD). The purpose of this study was to examine the relationship between arterial stiffness and future CVD.
Susan Darroudi   +10 more
wiley   +1 more source

Tree Ferns for Hawai'i Gardens [PDF]

open access: yes, 1994
This publication covers propagation and cultivation of tree ferns.
Bezona, Norman   +2 more
core  

Exploration and Practice of Hefei Botanical Garden in Biodiversity Conservation, Resource Utilization, and Public Education

open access: yes
Biological Diversity, EarlyView.
Jimei Zhang   +4 more
wiley   +1 more source

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