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diffusion models

2,046 papers

#diffusion models Open access Oct 2026

MATLAB code for ion cyclotron resonance and diffusion with magnetosonic waves, with drift-Doppler effects included

This MATLAB package calculates finite-time diffusion coefficients for proton interactions with monochromatic magnetosonic waves in a dipole magnetic field. The model uses a single-harmonic, weak-wave approximation and includes gradient–curvature drift in both the wave–particle phase evolution and electromagnetic coupli...

Xuzhao Zhou · 0 citations
#diffusion models Open access Oct 2026

NeuroChrono: Dissociated Neural Encoding with ChronoGate for Brain-to-Video Diffusion

Reconstructing natural video viewed by a subject from non-invasive neural recordings is a challenging problem at the intersection of computational neuroscience and generative modelling. Existing brain-to-video methods encode multi-modal neural signals (typically fMRI together with EEG or MEG) into a single unified brai...

Xiantong Xiang, Guoguo Huang, Wenqian Mu et al. · 0 citations
#diffusion models Dataset Open access Oct 2026

Data and code for effects of persona attribute correlations and network assortativity on information diffusion in large language model simulations

This dataset accompanies the study “Effects of persona attribute correlations and network assortativity on information diffusion in large language model simulations.” The study used synthetic personas and fictional information events to examine how persona attribute dependence and income-group network assortativity aff...

Zhiyuan Li, Li Feng, 纪超凡 et al. · 0 citations
#diffusion models Open access Oct 2026

NEURAL NETWORK-BASED IMAGE GENERATION METHODS IN DIGITAL ART AND GRAPHIC DESIGN

The article presents a systematic analysis of the main neural network-based image generation methods used in digital art and graphic design: generative adversarial networks (GANs), variational autoencoders (VAEs), diffusion models and multimodal transformer-based models. The study employs theoretical comparative analys...

Yalg'osheva Ozoda, Kamoliddin ISMAILOV · 0 citations
#diffusion models Open access Oct 2026

Hydrogen-Assisted Reduction of Metal Oxides: Reaction Mechanisms, Process Optimization, and AI/ML-Enabled Pathways for Sustainable Materials Processing

Hydrogen reduction of metal oxides has been identified as a promising approach for producing some engineering (metallic) materials, both through primary production and the reprocessing of waste materials. Such an approach offers a viable promise for the production of value-added materials in a sustainable manner. Unlik...

Kunal Mondal, Rigoberto C. Advíncula, Prabhat Kumar Tripathy et al. · 0 citations
#diffusion models Open access Oct 2026

Long-range diffusion of bound Ca2+: time-dependent WKBJ solutions in one- and two-dimensional imaging

Introduction Reaction–diffusion (RD) systems play a fundamental role in numerous biochemical and biophysical processes. Here, we present a novel analytical framework for solving RD equations by applying the Wentzel–Kramers–Brillouin–Jeffreys (WKBJ) formalism to Ca²⁺ buffering. Previous models have primarily focused on...

Sergej L. Mironov · 0 citations
#diffusion models Open access Oct 2026

Scaling of Island Densities in Multilayer Growth and an Application to α-Sexithiophene Films

Abstract Kinetic Monte Carlo simulations of thin-film deposition are performed with film–substrate interactions slightly stronger than film–film interactions and with layer-dependent Ehrlich–Schwoebel (ES) barriers for molecules to cross step edges. Simulations with rapid changes from weak to strong ES barriers in the...

Edwin E. Mozo Luis, Ismael S. S. Carrasco, Fabio D. A. Aarao Reis · 0 citations
#diffusion models Open access Oct 2026

Sharp criterion for the coarse-grained arrow of time in Hamiltonian dynamics

The Gibbs entropy of a Hamiltonian ensemble is constant, and the growth of entropy is commonly attributed to coarse-graining. We ask when Gaussian coarse-graining actually guarantees that the coarse-grained entropy does not decrease, for every initial ensemble. For linear Hamiltonian flows we prove a necessary and suff...

Taishi Namba · 0 citations
#data science Open access Oct 2026

SPARTA v2.2.0: graph transport operators and structural null models for spatial omics (code, node tables and results)

SPARTA poses two transport problems on one spatial graph: a source–sink minimum cut for migrating immune cells and a screened diffusion–absorption equation for an IgG-sized molecule. Release v2.2.0 accompanies the manuscript submitted to Interdisciplinary Sciences: Computational Life Sciences and contains the complete...

Yize Li · 0 citations
#diffusion models Open access Oct 2026

Code and data for: Collapse of bioturbation makes the sediment column bistable: black shale and oceanic red beds at Cretaceous Oceanic Anoxic Events

Python code and data for an associated manuscript on the bistability of an early-diagenetic sediment column. The archive contains a one-dimensional advection-diffusion-decay model of organic carbon in the bioturbated layer, in which bioturbation and aerobic remineralisation switch with the anoxia of the sediment; the s...

Itsuki C. Handoh · 0 citations
#diffusion models Open access Oct 2026

Are X-Ray Atmospheres Heated by Turbulent Dissipation? XRISM Constraints

Abstract We evaluate whether dissipation of turbulence injected into hot cluster atmospheres by jets and bubbles can offset radiative cooling flows. No trends are found between atmospheric velocity dispersion, σ v , and either the ratio of kinetic to thermal energy or jet power over nearly four decades of jet power. Ap...

B. R. McNamara, A. C. Fabian, H. R. Russell et al. · 0 citations
#diffusion models Open access Oct 2026

The Physical Impossibility of Quantum Computational Speedup

The Physical Impossibility of Quantum Computational Speedup: Two Independent Arguments from Quantum-Geometry Dynamics Quantum computing promises computational advantages that are, in the most celebrated cases, exponential. Shor's algorithm factors integers exponentially faster than the best known classical algorithm; G...

Daniel Burnstein · 0 citations

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