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42 resultados encontrados.

Tipos de recurso: Libro electrónico Artículo Revista Tesis Capítulo
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A cutting trajectory planning technology driven by coal seam data in a comprehensive mining face
Artículo
Acceso abierto Artículo DOAJ
Yifeng GUO et al · Editorial Office of Coal Geology & Exploration · 2026 · ISSN 1001-1986
ObjectiveCurrently, the insufficient full-element digitization and the prevalence of “data silos” in fully mechanized mining faces (FMMF) result in poor cutting precision and operational instability of shearers under...
LCC TENDOkdlb2xvZ3k~; TENDOk1pbmluZyBlbmdpbmVlcmluZy4gTWV0YWxsdXJneQ~~Idioma zho
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Open Access
Beyond Engagement: Scrutinizing Second Language Acquisition (SLA) in Active Digital Classrooms
Artículo
Acceso abierto Artículo DOAJ
Sushma S K et al · Annie Gracia I · 2026 · ISSN 3048-6920
Learners face numerous hurdles while acquiring a second language. The use of mobile applications and digital technologies in language learning enhances the language proficiency of the learners. The objective of the study...
LCC TENDOkVuZ2xpc2ggbGl0ZXJhdHVyZQ~~Idioma eng
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Open Access
English language acquisition in resource-constrained contexts: Evidence from Bangladeshi children
Artículo
Acceso abierto Artículo DOAJ
Keya Chakraborty et al · Castledown Publishers · 2026 · ISSN 2209-0959
English language acquisition in resource-constrained contexts presents unique challenges for learners worldwide. This study examines how Bangladeshi children aged 8–14 acquire English across rural and low-income urban ...
LCC TENDOlBoaWxvbG9neS4gTGluZ3Vpc3RpY3M~Idioma eng
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Open Access
Fast Urban Digital Twin Prototyping Based on Open Data
Artículo
Acceso abierto Artículo DOAJ
J. P. Duque Ordoñez et al · Copernicus Publications · 2026 · ISSN 1682-1750
As cities experience the digital transformation of the information era, informed decision-making becomes a first-hand necessity. Urban Digital Twins (UDTs), as the natural evolution of the smart city, are digital replica...
LCC TENDOlRlY2hub2xvZ3k~; LCC:Engineering (General). Civil engineering (General); TENDOkFwcGxpZWQgb3B0aWNzLiBQaG90b25pY3M~Idioma eng
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Open Access
A Semiempirical Modeling for Soil Moisture Retrieval Using High-Resolution SAR Data
Artículo
Acceso abierto Artículo DOAJ
Xiaolan Xu et al · IEEE · 2026 · ISSN 1939-1404
The NASA-ISRO Synthetic Aperture Radar (NISAR) mission will advance global soil moisture monitoring through high-resolution L-band observations. However, accurate fine-scale retrieval remains challenging due to the 12-da...
LCC LCC:Ocean engineering; LCC:Geophysics. Cosmic physicsIdioma eng
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Open Access
AI-based wearable system for fall risk prediction in older adults using sEMG and plantar pressure data
Artículo
Material complementario disponible Artículo DOAJ
Xikun Ma et al · Frontiers Media S.A · 2026 · ISSN 2296-4185
Falls among older adults pose a major healthcare and social burden, making early identification of high-risk individuals essential for prevention. This study presents a portable, non-invasive AI-based wearable system tha...
LCC TENDOkJpb3RlY2hub2xvZ3k~Idioma eng
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Material complementario
BPD-Neo: An MRI Dataset for Lung-Trachea Segmentation with Clinical Data for Neonatal Bronchopulmonary Dysplasia
Artículo
Material complementario disponible Artículo DOAJ
Rachit Saluja et al · Nature Portfolio · 2026 · ISSN 2052-4463
Abstract Bronchopulmonary dysplasia (BPD) is a common complication among preterm neonates, with portable X-ray imaging serving as the standard diagnostic modality in neonatal intensive care units (NICUs). However, lung m...
LCC TENDOlNjaWVuY2U~Idioma eng
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Embodiment Indicators of Music Skill Acquisition: A Scoping Review of Psychophysiological and Biomechanical Studies
Artículo
Acceso abierto Artículo DOAJ
Laura Serra Marin et al · SAGE Publishing · 2026 · ISSN 2059-2043
In this scoping review, we investigate music skill acquisition from an embodiment perspective. We conceptualize the acquisition of musical expertise, not only as a technical process but as a gradual incorporation process...
LCC LCC:Music; TENDOlBzeWNob2xvZ3k~Idioma eng
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Open Access
Single-lead Thigh ECG Dataset (tOLIet) with Analysis of BMI Effects on Cardiac Signal Quality
Artículo
Acceso abierto Artículo DOAJ
Aline Santos Silva et al · Nature Portfolio · 2026 · ISSN 2052-4463
Abstract In previous work, we introduced an ‘invisible’ ECG system with electrodes integrated into a toilet seat, capturing signals from the thighs. Here, we present the tOLIet dataset with single-lead thigh ECGs to ...
LCC TENDOlNjaWVuY2U~Idioma eng
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Open Access
“IoT-based evaluation of photovoltaic modules enhanced by different reflector materials”
Artículo
Acceso abierto Artículo DOAJ
Ahmed Mohamed Abosrea Abdelaziz et al · Nature Portfolio · 2026 · ISSN 2045-2322
Abstract This study presents an integrated low-cost IoT-based evaluation framework assessment of photovoltaic (PV) modules enhanced using low-cost planar reflectors, supported by a custom IoT-based data logging system fo...
LCC LCC:Medicine; TENDOlNjaWVuY2U~Idioma eng
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Open Access
Hybrid wavelet transform and deep learning method for fault diagnosis of transformer vibration signals
Artículo
Acceso abierto Artículo DOAJ
Yanbo Wang et al · Elsevier · 2026 · ISSN 1110-0168
Power transformers are critical components of power systems, and their safe and reliable operation is essential for both industrial and residential applications. Real-time condition monitoring and early fault detection a...
LCC LCC:Engineering (General). Civil engineering (General)Idioma eng
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Open Access
Application of Lightweight Characteristic Residual Frame in Small Sample Score Prediction
Artículo
Acceso abierto Artículo DOAJ
Minghui Zhang et al · UNIMAS Publisher · 2026 · ISSN 2289-7771
The analysis and modeling of educational data are of great significance to the evaluation of teaching quality and personalized learning guidance. However, the acquisition of academic data is often limited by the costs of...
LCC LCC:Electrical engineering. Electronics. Nuclear engineering; TENDOk1lY2hhbmljYWwgZW5naW5lZXJpbmcgYW5kIG1hY2hpbmVyeQ~~; Idioma eng
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Open Access
Real-time AI feedback for novice intraoral imaging - a pilot three-arm randomized study
Artículo
Material complementario disponible Artículo DOAJ
Yizhou Wang et al · BMC · 2026 · ISSN 1472-6920
Abstract Background This pilot randomized controlled trial evaluated the effectiveness of an artificial intelligence (AI)–assisted solo workflow for intraoral photography training. The study examined whether real‑tim...
LCC TENDOlNwZWNpYWwgYXNwZWN0cyBvZiBlZHVjYXRpb24~; LCC:MedicineIdioma eng
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Classroom-Based Use of Electronic Dictionaries by Turkish EFL Preparatory Students: A Qualitative Case Study
Artículo
Acceso abierto Artículo DOAJ
Mehmet Aslan · Van Yüzüncü Yıl Üniversitesi · 2026 · ISSN 1305-2020
Electronic dictionaries are important tools for enhancing vocabulary among foreign language learners. This research investigates Turkish EFL preparatory students' perspectives on the advantages and disadvantages of using...
LCC TENDOkVkdWNhdGlvbiAoR2VuZXJhbCk~Idioma eng
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Open Access
AI-powered ultrasound radiofrequency analysis for non-invasive pediatric liver fat quantification
Artículo
Material complementario disponible Artículo DOAJ
Gayoung Choi et al · Nature Portfolio · 2026 · ISSN 2045-2322
Abstract Metabolic dysfunction-Associated Steatotic Liver Disease (MASLD) affects 30–50% of obese children, yet accurate non-invasive quantification remains challenging. While magnetic resonance imaging-proton density ...
LCC LCC:Medicine; TENDOlNjaWVuY2U~Idioma eng
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An Early Warning Method for Abnormal Fluttering Behavior in Transmission Lines Based on Deep Binocular Vision
Artículo
Acceso abierto Artículo DOAJ
Zhimeng Zhang et al · European Alliance for Innovation (EAI) · 2026 · ISSN 2032-944X
Under adverse weather conditions, ice accumulation and strong winds cause low-frequency and high-amplitude swaying of transmission lines, increasing the risk of wire fatigue, hardware damage, and tower collapse, posing a...
LCC TENDOlNjaWVuY2U~; LCC:Mathematics; LCC:Electronic computers. Computer scienceIdioma eng
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Open Access
An energy-efficient Flash-SAR ADC with two-step flash structure in a 0.18 μm CMOS process
Artículo
Material complementario disponible Artículo DOAJ
Siyu Xue · Nature Portfolio · 2026 · ISSN 2045-2322
Abstract With the increasing performance requirements for data acquisition in applications such as the Internet of things and artificial intelligence, analog-to-digital converters (ADCs) face stringent trade-offs among s...
LCC LCC:Medicine; TENDOlNjaWVuY2U~Idioma eng
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Clinical added value of triplicate electrocardiograms: a review of 505 triplicate sets
Artículo
Acceso abierto Artículo DOAJ
Michael S. Ewer et al · BMC · 2026 · ISSN 2057-3804
Abstract Triplicate electrocardiograms (ECGs) are routinely included in clinical trials where concern of agent-induced electrophysiological alterations arise. Three electrocardiograms (triplicate ECGs) are obtained over ...
LCC TENDOkRpc2Vhc2VzIG9mIHRoZSBjaXJjdWxhdG9yeSAoQ2FyZGlvdmFzY3VsYXIpIHN5c3RlbQ~~; TENDOk5lb3BsYXNtcy4gVHVtb3JzLiBPbmNvbG9neSIdioma eng
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Open Access
Impact and Perspectives of Registry-Based Research in Inborn Errors of Immunity/Primary Immune Disorders: Insights from the ESID Registry of 36,681 Patients
Artículo
Acceso abierto Artículo DOAJ
Markus G. Seidel · Rockefeller University Press · 2026 · ISSN 3065-8993
Clinical research and real-world observational studies are essential for advancing the diagnosis and treatment of rare diseases, such as inborn errors of immunity/primary immune disorders (IEI/PID). To support efficient ...
LCC LCC:Immunologic diseases. AllergyIdioma eng
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Open Access
Randomization based shallow and federated-deep learning for smart grid security using label-encoded vulnerabilities and distributed LSTM computation
Artículo
Acceso abierto Artículo DOAJ
Mohammad Kamrul Hasan et al · PeerJ Inc · 2026 · ISSN 2376-5992
With the constant advancement of the smart grid, zero-day attack processes in Advanced Metering Infrastructure (AMI) and Supervisory Control and Data Acquisition (SCADA) networks are also continually evolving. This study...
LCC LCC:Electronic computers. Computer scienceIdioma eng
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Open Access
Smart fault detection and diagnosis system for collaborative robots using deep learning techniques
Artículo
Acceso abierto Artículo DOAJ
Banu A. Nazreen et al · EDP Sciences · 2026 · ISSN 2100-014X
Fault Detection and Diagnosis (FDD) is crucial for ensuring safe, reliable, and energy-efficient operation of collaborative robots, especially with the growth of Industry 4.0. Industrial robots are nonlinear, complex, an...
LCC TENDOlBoeXNpY3M~Idioma eng
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Open Access
The multi-dimensional performance intelligent evaluation and feedback system for music education
Artículo
Acceso abierto Artículo DOAJ
Minhui Li · Springer · 2026 · ISSN 2731-0809
Abstract This study seeks to address persistent challenges in traditional music education, particularly the subjectivity inherent in assessment criteria and the frequent delays in feedback, by harnessing the capabilities...
LCC TENDOkNvbXB1dGF0aW9uYWwgbGluZ3Vpc3RpY3MuIE5hdHVyYWwgbGFuZ3VhZ2UgcHJvY2Vzc2luZw~~; LCC:Electronic computers. Computer sciIdioma eng
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Open Access
Toward sustainable hydroponic farming: An AI-driven IoT framework for virtual pH sensing and sensor lifespan extension
Artículo
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Moniruzzaman et al · Elsevier · 2026 · ISSN 1110-0168
Soilless cultivation systems such as hydroponics rely on continuous and accurate monitoring of physicochemical parameters to maintain optimal plant growth conditions. In practice, however, hydroponic operations are const...
LCC LCC:Engineering (General). Civil engineering (General)Idioma eng
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Open Access
Artificial intelligence integrated WeChat social media adoption for collaborative learning engagement among university students
Artículo
Acceso abierto Artículo DOAJ
Isaac Kofi Mensah et al · Nature Portfolio · 2026 · ISSN 2045-2322
Abstract Artificial intelligence (AI) has transformed social media into a powerful tool for educational learning engagements. WeChat, a Chinese social media platform, is extensively used by students for academic learning...
LCC LCC:Medicine; TENDOlNjaWVuY2U~Idioma eng
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