Results 71 to 80 of about 1,655,642 (290)

High-Accuracy Iris Center Localization Using Mediapipe Keypoints and Xception-Based Deep Regression

open access: yesIEEE Access
The precise identification of the iris centre is essential for numerous applications, such as biometrics, telemedicine, and ocular health diagnostics. This paper presents a novel approach that combines Mediapipe’s keypoint detection for accurate ...
Wattanapong Kurdthongmee   +3 more
doaj   +1 more source

Classical novae and type I X-ray bursts: challenges for the 21st century

open access: yes, 2014
Classical nova explosions and type I X-ray bursts are the most frequent types of thermonuclear stellar explosions in the Galaxy. Both phenomena arise from thermonuclear ignition in the envelopes of accreting compact objects in close binary star systems ...
Jose, J., Parikh, A., Sala, G.
core   +2 more sources

Using Financial and Sustainability Ratios to Map Sectors. An Approach With Compositional Data

open access: yesCorporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT The article aims to visualize in a single graph Spanish fish and meat processing companies with respect to solvency, energy, waste and water intensity and gender employment gap. These financial, environmental, and social indicators are ratios, which require specific statistical analysis methods.
Elena Rondós‐Casas   +3 more
wiley   +1 more source

Development and validation of a high-performance thin-layer chromatography (HPTLC) method for the quantification of Caffeic acid and Vasicinone in Methanolic root extracts of selected Sida species

open access: yesResults in Chemistry
Bala (Sida spp.), a key herb in Ayurvedic system of medicine, is traditionally used for its anti-inflammatory and analgesic properties, particularly in the management of arthritis and related musculoskeletal disorders.
Ankitha Saji   +4 more
doaj   +1 more source

Digital Transformation in Work Integration Social Enterprises: Leadership Strategies and the Role of Internal Stakeholders

open access: yesCorporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT Digital transformation is increasingly reshaping how social enterprises organize work, engage stakeholders, and pursue social value. While prior research has examined digitalization in hybrid organizations, limited attention has been paid to how responsibility for inclusive digital transformation is enacted internally.
Riccardo Maiolini   +2 more
wiley   +1 more source

Techno-economic analysis of energy micro-grids with hydrogen storage and fuel cell in Moroccan farming systems

open access: yesScientific African
This study evaluates the techno-economic performance of hybrid renewable microgrids integrating hydrogen storage and fuel cells in two Moroccan pilot farms: a grid-connected site (BLFARM) and an off-grid site (RIMSAR).
S. Chahi   +6 more
doaj   +1 more source

Combining Airborne Laser Scanning and Aerial Imagery Enhances Echo Classification for Invasive Conifer Detection

open access: yesRemote Sensing, 2017
The spread of exotic conifers from commercial plantation forests has significant economic and ecological implications. Accurate methods for invasive conifer detection are required to enable monitoring and guide control.
Jonathan P. Dash   +3 more
doaj   +1 more source

Generative Artificial Intelligence in education: Models, Frameworks and the proposal for a new vertical K‐12 Digital Curriculum

open access: yesThe Curriculum Journal, EarlyView.
Abstract This contribution critically analyses the main international educational frameworks for teachers' digital competence, highlighting both critical issues and potential in relation to their professional development and the need to update school curricula.
Daniela Marzano   +3 more
wiley   +1 more source

The US Inflation-Unemployment Tradeoff: Methodological Issues and Further Evidence [PDF]

open access: yes
This paper addresses the various methodological issues surrounding vector autoregressions, simultaneous equations, and chain reactions, and provides new evidence on the long-run inflation-unemployment tradeoff in the US. It is argued that money growth is
Karanassou, Marika, Sala, Hector
core   +3 more sources

A Meta‐Analysis and Systematic Review of Single‐Session Interventions for Eating Disorders

open access: yesInternational Journal of Eating Disorders, EarlyView.
ABSTRACT Background There is a critical gap between the need for eating disorder (ED) treatment and provider availability. Single‐Session Interventions (SSIs) are structured programs intentionally designed for a single client encounter and show promise for filling ED‐treatment and prevention gaps by enhancing accessibility of evidence‐based ...
Sonakshi Negi   +3 more
wiley   +1 more source

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