Results 111 to 120 of about 12,150 (248)

A 3D Bioprinted Spheroid‐Laden dECM‐Enriched Osteosarcoma Model for Enhanced Drug Testing and Therapeutic Discovery

open access: yesAdvanced Healthcare Materials, Volume 15, Issue 15, 17 April 2026.
A 3D biomimetic OS model was developed by bioprinting an OS‐cell‐derived dECM‐enriched bioink with OS spheroids incorporated. The model showed upregulation of known OS prognostic markers and increased resistance to doxorubicin, compared to 2D cultures and scaffold‐free spheroids, making this a more clinically relevant platform for drug discovery ...
Margarida F. Domingues   +6 more
wiley   +1 more source

Electromagnetic Perception With Artificial Intelligence‐Empowered Programable Metasurface: From Data‐Driven Imaging to Semantic Sensing

open access: yesAdvanced Photonics Research, Volume 7, Issue 4, April 2026.
This review chronicles the evolution of intelligent electromagnetic (EM) perception systems empowered by metasurfaces and artificial intelligence. The progression from data‐driven imaging with implicit priors to semantic sensing with explicit priors is systematically reviewed.
Xingrui Zhou   +5 more
wiley   +1 more source

A Multi‐instrument Recognition and Autonomous Tracking Control Method for Robot‐Assisted Endoscopic Adjustment

open access: yesAdvanced Intelligent Systems, Volume 8, Issue 4, April 2026.
During lengthy minimally invasive surgeries, fatigue can cause surgeon tremor and poor endoscopic coordination. This study proposes a robot‐assisted endoscopic adjustment system. It employs a lightweight instrument detection model and a hierarchical multiconstraint controller for visual servoing.
Zijie Yang   +5 more
wiley   +1 more source

A Hybrid YOLO–SE Attention Based Deep Learning Framework for Robust Weapon Detection in Surveillance Imagery

open access: yesEngineering Reports, Volume 8, Issue 4, April 2026.
This study presents a hybrid real‐time weapon detection system combining lightweight image classification (NASNetMobile) with precise object localization (YOLOv8n), optimizing performance and computational efficiency. The proposed pipeline enables scalable, accurate threat detection in surveillance systems, advancing security in resource‐constrained ...
Ashiful Nahar Bithi   +9 more
wiley   +1 more source

Exploring the Mediating Role of Emotion Regulation and Distress Intolerance in the Relationship Between Social Anxiety and Problematic Smartphone Use: A Cross‐Sectional Study

open access: yesHealth Science Reports, Volume 9, Issue 4, April 2026.
ABSTRACT Background and Aims An increasing body of research has demonstrated significant relations between social anxiety and problematic smartphone use (PSU). While some cognitive and affective mechanisms, such as poor emotion regulation, have been explored as mediating variables explaining these relations, there is less known about the role of ...
Rachel A. Bond   +2 more
wiley   +1 more source

A Domain‐Specific Vision Foundation Model for Mars: Self‐Supervised Learning for Planetary‐Scale Science Discovery

open access: yesJournal of Geophysical Research: Machine Learning and Computation, Volume 3, Issue 2, April 2026.
Abstract Planetary missions have produced a rapidly growing archive of high‐resolution imagery, yet only a small fraction has been examined in detail. Foundation models (FMs) offer a scalable path by learning transferable representations from unlabeled data, but most vision backbones are trained on Internet imagery or Earth observation data sets that ...
J. Fang   +6 more
wiley   +1 more source

Exploring the Neural Substrates of Number Sense: A Perspective on Genetics, Behaviour and Neural Circuity

open access: yesEuropean Journal of Neuroscience, Volume 63, Issue 8, April 2026.
Numerical cognition arises from conserved mechanisms linking genes, neural circuits and behaviour. Using zebrafish as a tractable model, behavioural assays, whole‐brain imaging and genetic analyses can be integrated to identify neural and molecular bases of quantity discrimination. This framework provides a platform for studying numerical cognition and
Mirko Zanon   +3 more
wiley   +1 more source

Environmental Drivers of Temperate Bat Species Richness and Abundance: The Role of Hibernacula

open access: yesJournal of Biogeography, Volume 53, Issue 4, April 2026.
ABSTRACT Aim Explaining the phenomenon of high biodiversity of biota remains one of the most significant challenges in the natural sciences, especially when it concerns long‐lived, highly mobile and cryptic taxa. Underground hibernation sites, where temperate bats congregate in winter, are key biodiversity hotspots that are systematically monitored in ...
Tomáš Bartonička   +2 more
wiley   +1 more source

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