Results 111 to 120 of about 24,777 (243)

Placental Blood‐Flow Velocity Quantification From Diffusion MRI

open access: yesMagnetic Resonance in Medicine, Volume 96, Issue 6, Page 2967-2977, December 2026.
ABSTRACT Purpose Altered placental capillary blood flow is closely linked to obstetric complications, yet quantifying capillary‐scale blood velocity remains challenging with existing imaging methods. This is partially because capillary networks form disordered microvascular beds at the voxel scale, rather than coherent, directional vessels.
ZhuangJian Yang   +14 more
wiley   +1 more source

Resolving the hypercube

open access: yesDiscrete Applied Mathematics, 2013
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +2 more sources

On the Hamilton Cycle of the Hypercube

open access: yes, 2011
Hypercube is one of the basic types of interconnection networks. In this paper, we use the concept of the Cartesian product graph to define the hypercube Qn, we study the relationship between the isomorphic graphs and the Cartesian product graphs, and we
Yan Zhong Hu, Hua Dong Wang
core   +1 more source

Quantitative Chemical Exchange Saturation Transfer Imaging With Golden‐Angle Radial k‐Space Sampling and Locally Low‐Rank Reconstruction

open access: yesNMR in Biomedicine, Volume 39, Issue 12, December 2026.
A radial CEST‐MR Fingerprinting method is demonstrated that avoids EPI distortion using low‐rank reconstruction and neural network quantification. It produced accurate 3D brain CEST maps in 11 min, with simulation errors below 14%, strong agreement with conventional fitting, high reproducibility (ICC up to 0.92), and limited motion‐related errors.
Ouri Cohen   +3 more
wiley   +1 more source

Bayesian optimized color filter: A fast method for segmentation of plant phenotypes from 3D point cloud images

open access: yesThe Plant Phenome Journal, Volume 9, Issue 1, December 2026.
Abstract Multispectral three‐dimensional (3D) imaging offers substantial potential for plant phenotyping, yet manual segmentation of plant organs remains a bottleneck in breeding programs. We developed a color‐based filtering workflow for faba bean (Vicia faba L.) point clouds that optimizes lower and upper thresholds of spectral indices and broadband ...
Lennart Scheer   +6 more
wiley   +1 more source

Allocation of Complex Objects in Hypercube [PDF]

open access: yes, 1992
This paper presents allocation of complex objects in hypercube. It is shown that the data structure of a complex object that is an object-oriented database can be embedded into the hypercube with expansion 1 and dilation 1.
Nagata, M.
core   +1 more source

On Almost Gallai Colorings in Complete Graphs

open access: yesRandom Structures &Algorithms, Volume 69, Issue 4, December 2026.
ABSTRACT We investigate a rainbow analog of the Ruzsa–Szemerédi problem. For t∈ℕ$$ t\in \mathbb{N} $$, we say that a coloring of E(Kn)$$ E\left({K}_n\right) $$ is almost t$$ t $$‐Gallai if no two rainbow t$$ t $$‐cliques share an edge. Motivated by a lemma of Berkowitz on bounding the modulus of the characteristic function of clique counts in random ...
Alexandr Grebennikov   +2 more
wiley   +1 more source

Optimisation of Topical and Transdermal Pharmaceutical Formulations: Methods, Challenges and Opportunities

open access: yesSmartSys, Volume 2, Issue 4, December 2026.
ABSTRACT Topical and transdermal pharmaceutical formulations are a large and diverse class of products, yet their optimisation remains a complex, resource‐intensive challenge. Statistical design‐of‐experiments approaches have long provided the methodological backbone for this process and have shown broad effectiveness across topical and transdermal ...
Yongrui Xiao   +5 more
wiley   +1 more source

NMDA receptor subunit‐dependent analysis of radiprodil inhibition in neonatal male rat substantia nigra dopaminergic neurons

open access: yesBritish Journal of Pharmacology, Volume 183, Issue 23, Page 6767-6786, December 2026.
Abstract Background and Purpose Radiprodil is a GluN2B subunit selective NMDA receptor negative allosteric modulator which is currently under clinical investigation as a possible anti‐epileptic drug for paediatric use. Our goal was to investigate the inhibition of dopaminergic neuron NMDA responses by radiprodil.
Bangyuan Liu, Alasdair J. Gibb
wiley   +1 more source

A Machine Learning Framework for Flood Risk Assessment With Imbalanced Data

open access: yesJournal of Flood Risk Management, Volume 19, Issue 4, December 2026.
ABSTRACT This study presents a machine‐learning framework for identifying areas of elevated flood risk using imbalanced, high‐dimensional geospatial datasets. Using the Mandra River Basin in Greece as a case study, an extreme gradient boosting (XGBoost) classifier was trained on 11 flood‐related features including hydrological, meteorological, soil and
Alexia Tsouni   +7 more
wiley   +1 more source

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