Results 51 to 60 of about 16,277 (238)

Accelerating Materials Discovery: A Review of Machine Learning in X‐Ray Absorption Spectroscopy

open access: yesAdvanced Intelligent Systems, EarlyView.
This review systematically details how machine learning transforms X‐ray absorption spectroscopy (XAS) analysis. It covers advanced deep learning architectures for structure‐spectra mapping and inverse tasks, while discussing key challenges like the simulation‐to‐reality gap.
Melaku Lake Tegegne   +5 more
wiley   +1 more source

Valuation of Defaultable Corporate Bonds Under Regime Switching

open access: yesMathematics
This study investigates the valuation of defaultable corporate bonds using a two-factor model of Markov-modulated stochastic volatility with double exponential jumps (2FMMSVDEJ).
Yu-Min Lian, Jun-Home Chen
doaj   +1 more source

On the Markov Transition Kernels for First Passage Percolation on the Ladder [PDF]

open access: yesJournal of Applied Probability, 2011
We consider the first passage percolation problem on the random graph with vertex set N x {0, 1}, edges joining vertices at a Euclidean distance equal to unity, and independent exponential edge weights. We provide a central limit theorem for the first passage times ln between the vertices (0, 0) and (n, 0), thus extending earlier results about the ...
openaire   +4 more sources

Adaptive imatinib regimens can mitigate cumulative toxicity while sustaining hemodynamic benefit: A model‐based simulation of the positioning imatinib for pulmonary arterial hypertension trial

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
ABSTRACT Aims Imatinib improves hemodynamics in pulmonary arterial hypertension (PAH), but dose‐dependent toxicity has limited its clinical development. We aimed to quantify the dose–efficacy–toxicity relationship and evaluate alternative dosing strategies using data from the PIPAH trial.
Medhat M. Said   +13 more
wiley   +1 more source

Obtaining Land Cover Type for Urban Storm Flood Model in UAV Images Using MRF and MKFCM Clustering Techniques

open access: yesISPRS International Journal of Geo-Information, 2019
With the accelerated urbanization process, cities are suffering from extremely heavy rain and urban storm water logging disasters in recent years. To provide reliable and effective information for urban management and emergency decision-making, the ...
Yanmei Wang   +4 more
doaj   +1 more source

Antimicrobial Peptides and Peptidomimetics in Foods – A Synthetic Foray

open access: yesChemFoodChem, EarlyView.
This Review discusses AMPs in foods and their syntheses. It espouses facile methods to make them accessible and suggests their utility in the mitigation and eradication of the burgeoning maladies of antimicrobial and multidrug resistance (AMR and MDR).
Josephat U. Izunobi   +2 more
wiley   +1 more source

Collective kernel EFT for pre-activation ResNets

open access: yesMachine Learning: Science and Technology
In finite-width deep neural networks, the empirical kernel $G$ evolves stochastically across layers. We develop a collective kernel effective field theory for a simplified pre-activation residual model.
Hidetoshi Kawase, Toshihiro Ota
doaj   +1 more source

An adaptive Markov chain algorithm applied over map-matching of vehicle trip GPS data

open access: yesGeo-spatial Information Science, 2021
Markov chains have frequently been applied to match the probable routes with a set of GPS trip data that a pilot vehicle is emitting over a specific graph road network.
Bilge Kaan Karamete   +2 more
doaj   +1 more source

Vine copula knockoffs for variable selection in gene expression studies

open access: yesCanadian Journal of Statistics, EarlyView.
Abstract Identifying clinical and genetic markers is essential for stratifying cancer patients by survival outcomes and guiding personalized treatment strategies. However, gene expression studies often involve high‐dimensional predictors with mixed data types and complex dependence, which complicates reliable variable selection.
José Ulises Márquez Urbina   +3 more
wiley   +1 more source

A System of Multivariable Krawtchouk Polynomials and a Probabilistic Application

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2011
The one variable Krawtchouk polynomials, a special case of the 2F1 function did appear in the spectral representation of the transition kernel for a Markov chain studied a long time ago by M. Hoare and M. Rahman.
F. Alberto Grünbaum, Mizan Rahman
doaj   +1 more source

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