Results 71 to 80 of about 292 (137)

Joint Modeling of Longitudinal Data and Potentially Informative Visiting Process to Dynamically Predict Future Visit Times

open access: yesStatistics in Medicine, Volume 45, Issue 18-19, August 2026.
ABSTRACT Frequent visits in cohort studies are important as they enable, among others, the assessment of disease progression and treatment effectiveness. In HIV studies, extended intervals between visits have been shown to be associated with adverse outcomes (e.g., antiretroviral therapy interruption).
Achilleas Stamoulopoulos   +2 more
wiley   +1 more source

Imaging Near‐Surface Bedrock Fracturing and Fluid Pathways Using Seismic Attenuation and Velocity From Viscoacoustic Full‐Waveform Inversion of Refraction Data

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 8, August 2026.
Abstract Seismic attenuation provides sensitivity to fracture density, fluid saturation, and pore geometry that complements velocity, enabling quantitative imaging of fracture architecture and associated fluid‐pathways in near‐surface bedrock. Yet high‐resolution attenuation models remain rare in refraction studies due to amplitude‐fidelity and ...
Donggeon Kim, Guangchi Xing, Tieyuan Zhu
wiley   +1 more source

Breast cancer detection using microscopic images based on composition features. [PDF]

open access: yesBMC Cancer
Tang X   +6 more
europepmc   +1 more source

Understanding the Robustness of Reparameterized Full‐Waveform Inversion Through Loss Landscape Perspective: Application to VSP Data

open access: yesJournal of Geophysical Research: Machine Learning and Computation, Volume 3, Issue 4, August 2026.
Abstract Full waveform inversion (FWI) reconstructs subsurface models by minimizing the mismatch between observed and simulated seismic data. However, the strong nonlinearity of the inversion problem makes gradient‐based optimization highly sensitive to inaccurate initial models and incomplete observational data.
Ning Wang   +3 more
wiley   +1 more source

Surgery and positive Bakry-Émery Ricci curvature. [PDF]

open access: yesCalc Var Partial Differ Equ
Reiser P, Tripaldi F.
europepmc   +1 more source

Biomechanical characterization of tissue types in murine dissecting aneurysms based on histology and 4D ultrasound-derived strain. [PDF]

open access: yesBiomech Model Mechanobiol, 2023
Hegner A   +5 more
europepmc   +1 more source

Replacing Tunable Parameters in Weather and Climate Models With State‐Dependent Functions Using Reinforcement Learning

open access: yesJournal of Advances in Modeling Earth Systems, Volume 18, Issue 8, August 2026.
Abstract Weather and climate models rely on parameterizations to represent unresolved sub‐grid processes. Traditional schemes rely on fixed coefficients that are weakly constrained and tuned offline, contributing to persistent biases that limit their ability to adapt to underlying physics.
Pritthijit Nath   +5 more
wiley   +1 more source

Homology groups in CR-warped products of complex space forms. [PDF]

open access: yesHeliyon
Li Y   +4 more
europepmc   +1 more source

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