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Consistency models have emerged as a promising alternative to diffusion models, offering high-quality generative capabilities through single-step sample generation. However, their application to multi-domain image translation tasks, such as…

计算机视觉与模式识别 · 计算机科学 2025-01-06 Amil Bhagat , Milind Jain , A. V. Subramanyam

We present a comprehensive analytical study of radiative transfer using the method of moments and include the effects of non-isotropic scattering in the coherent limit. Within this unified formalism, we derive the governing equations and…

地球与行星天体物理 · 物理学 2015-06-19 Kevin Heng , João M. Mendonça , Jae-Min Lee

Conventional distributed approaches to coverage control may suffer from lack of convergence and poor performance, due to the fact that agents have limited information, especially in non-convex discrete environments. To address this issue,…

计算机科学与博弈论 · 计算机科学 2024-04-09 Tatsuya Iwase , Aurélie Beynier , Nicolas Bredeche , Nicolas Maudet , Jason R. Marden

Optimal percolation is the problem of finding the minimal set of nodes such that if the members of this set are removed from a network, the network is fragmented into non-extensive disconnected clusters. The solution of the optimal…

物理与社会 · 物理学 2018-03-02 Saeed Osat , Ali Faqeeh , Filippo Radicchi

This paper introduces a simple formulation for topology optimization problems ensuring manufacturability by machining. The method distinguishes itself from existing methods by using the advection-diffusion equation with Robin boundary…

计算工程、金融与科学 · 计算机科学 2022-02-16 Lukas Christian Høghøj , Erik Albert Träff

We study long range density fluctuations (hyperuniformity) in two-dimensional jammed packings of bidisperse droplets. Taking advantage of microfluidics, we systematically span a large range of size and concentration ratios of the two…

软凝聚态物质 · 物理学 2017-11-21 Joshua Ricouvier , Romain Pierrat , Rémi Carminati , Patrick Tabeling , Pavel Yazhgur

We propose techniques for optimizing transmit beamforming in a full-duplex multiple-input-multiple-output (MIMO) wireless-powered communication system, which consists of two phases. In the first phase, the wireless-powered mobile station…

信息论 · 计算机科学 2017-05-12 Batu K. Chalise , Himal A. Suraweera , Gan Zheng , George K. Karagiannidis

Diffusion models have been successful on a range of conditional generation tasks including molecular design and text-to-image generation. However, these achievements have primarily depended on task-specific conditional training or…

机器学习 · 统计学 2024-11-26 Luhuan Wu , Brian L. Trippe , Christian A. Naesseth , David M. Blei , John P. Cunningham

Recent advances in denoising diffusion probabilistic models have shown great success in image synthesis tasks. While there are already works exploring the potential of this powerful tool in image semantic segmentation, its application in…

计算机视觉与模式识别 · 计算机科学 2023-09-19 Xinrong Hu , Yu-Jen Chen , Tsung-Yi Ho , Yiyu Shi

We present a fully discrete stability analysis of the domain-of-dependence stabilization for hyperbolic problems. The method aims to address issues caused by small cut cells by redistributing mass around the neighborhood of a small cut cell…

数值分析 · 数学 2026-05-07 Louis Petri , Gunnar Birke , Christian Engwer , Hendrik Ranocha

We consider a model system consisting of two reaction-diffusion equations, where one species diffuses in a volume while the other species diffuses on the surface which surrounds the volume. The two equations are coupled via a nonlinear…

偏微分方程分析 · 数学 2017-07-21 Tang Quoc Bao , Klemens Fellner , Evangelos Latos

This paper introduces improved numerical techniques for addressing numerical boundary and interface coupling conditions in the context of diffusion equations in cellular biophysics or heat conduction problems in fluid-structure…

数值分析 · 数学 2025-02-27 Taj Munir , Nagaiah Chamakuri , Gerald Warnecke

We investigate the optimality and power allocation algorithm of beam domain transmission for single-cell massive multiple-input multiple-output (MIMO) systems with a multi-antenna passive eavesdropper. Focusing on the secure massive MIMO…

信息论 · 计算机科学 2018-01-10 Wenqian Wu , Xiqi Gao , Yongpeng Wu , Chengshan Xiao

Diffusion models have shown exceptional scaling properties in the image synthesis domain, and initial attempts have shown similar benefits for applying diffusion to unconditional text synthesis. Denoising diffusion models attempt to…

音频与语音处理 · 电气工程与系统科学 2022-10-17 Matthew Baas , Kevin Eloff , Herman Kamper

The features of the quasi-static analysis of multiconductor transmission lines by the method of moments are described. Comparison of their efficiency of methods for adaptive mesh refinement is carried out on the example of calculating…

数值分析 · 数学 2021-05-26 A. E. Maksimov , S. P. Kuksenko

Nonequilibrium statistical models of point vortex systems are constructed using an optimal closure method, and these models are employed to approximate the relaxation toward equilibrium of systems governed by the two-dimensional Euler…

流体动力学 · 物理学 2018-12-26 Jonathan Maack , Bruce Turkington

A comprehensive study on the applications of denoising diffusion models for wireless systems is provided. The article highlights the capabilities of diffusion models in learning complicated signal distributions, modeling wireless channels,…

信息论 · 计算机科学 2025-12-10 Mehdi Letafati , Samad Ali , Matti Latva-aho

Cell-free massive multiple-input multiple-output is a potential candidate for future networks with pervasive connectivity by utilizing coherent joint transmission and distributed antenna arrays. This paper studies the exploitation of…

信号处理 · 电气工程与系统科学 2026-04-14 Trinh Van Chien , Bui Trong Duc , Mohammadali Mohammadi , Hien Quoc Ngo , Michail Matthaiou

We have previously discussed the one-dimensional multitrap system of finite range and found the somewhat unexpected result that the larger is the number of imperfect traps the higher is the transmission through them. We discuss in this work…

经典物理 · 物理学 2009-11-07 D. Bar

We consider a reaction--diffusion equation in a domain consisting of two bulk regions connected via small channels periodically distributed within a thin layer. The height and the thickness of the channels are of order $\epsilon$, and the…

偏微分方程分析 · 数学 2020-07-09 Apratim Bhattacharya , Markus Gahn , Maria Neuss-Radu