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Effectively predicting transonic unsteady flow over an aerofoil poses inherent challenges. In this study, we harness the power of deep neural network (DNN) models using the attention U-Net architecture. Through efficient training of these…

流体动力学 · 物理学 2024-03-27 Li-Wei Chen , Nils Thuerey

Real-time traffic flow prediction can not only provide travelers with reliable traffic information so that it can save people's time, but also assist the traffic management agency to manage traffic system. It can greatly improve the…

机器学习 · 统计学 2018-08-17 Zeren Tan , Ruimin Li

We introduce conditional push-forward neural networks (CPFN), a generative framework for conditional distribution estimation. Instead of directly modeling the conditional density $f_{Y|X}$, CPFN learns a stochastic map…

机器学习 · 计算机科学 2025-12-23 Nicola Rares Franco , Lorenzo Tedesco

We present Hybrid-Autoregressive INference TrANsducers (HAINAN), a novel architecture for speech recognition that extends the Token-and-Duration Transducer (TDT) model. Trained with randomly masked predictor network outputs, HAINAN supports…

机器学习 · 计算机科学 2025-05-06 Hainan Xu , Travis M. Bartley , Vladimir Bataev , Boris Ginsburg

Normalizing Flows (NF) are Generative models which transform a simple prior distribution into the desired target. They however require the design of an invertible mapping whose Jacobian determinant has to be computable. Recently introduced,…

机器学习 · 计算机科学 2025-09-18 Vincent Souveton , Arnaud Guillin , Jens Jasche , Guilhem Lavaux , Manon Michel

In this paper, we propose Continuous Graph Flow, a generative continuous flow based method that aims to model complex distributions of graph-structured data. Once learned, the model can be applied to an arbitrary graph, defining a…

机器学习 · 计算机科学 2019-10-01 Zhiwei Deng , Megha Nawhal , Lili Meng , Greg Mori

Autoregressive sequence Generation models have achieved state-of-the-art performance in areas like machine translation and image captioning. These models are autoregressive in that they generate each word by conditioning on previously…

计算与语言 · 计算机科学 2021-01-26 Longteng Guo , Jing Liu , Xinxin Zhu , Hanqing Lu

In this paper, we design Graph Neural Networks (GNNs) with attention mechanisms to tackle an important yet challenging nonlinear regression problem: massive network localization. We first review our previous network localization method…

机器学习 · 计算机科学 2025-04-08 Wenzhong Yan , Feng Yin , Juntao Wang , Geert Leus , Abdelhak M. Zoubir , Yang Tian

Effective understanding of the environment and accurate trajectory prediction of surrounding dynamic obstacles are critical for intelligent systems such as autonomous vehicles and wheeled mobile robotics navigating in complex scenarios to…

计算机视觉与模式识别 · 计算机科学 2019-07-30 Jiachen Li , Hengbo Ma , Masayoshi Tomizuka

Normalizing flow-based generative models have been widely used in applications where the exact density estimation is of major importance. Recent research proposes numerous methods to improve their expressivity. However, conditioning on a…

机器学习 · 计算机科学 2024-06-04 Denis Gudovskiy , Tomoyuki Okuno , Yohei Nakata

We introduce CAFLOW, a new diverse image-to-image translation model that simultaneously leverages the power of auto-regressive modeling and the modeling efficiency of conditional normalizing flows. We transform the conditioning image into a…

计算机视觉与模式识别 · 计算机科学 2021-06-07 Georgios Batzolis , Marcello Carioni , Christian Etmann , Soroosh Afyouni , Zoe Kourtzi , Carola Bibiane Schönlieb

Prediction-based approaches are widely used in neural architecture search (NAS), where a predictor estimates the performance of candidate architectures to guide selection. However, existing predictors are typically trained via supervised…

机器学习 · 计算机科学 2026-05-12 Liping Deng , MingQing Xiao

This study explores the development of a hybrid deep convolutional neural network (DCNN) model enhanced by autoencoders and data augmentation techniques to predict critical heat flux (CHF) with high accuracy. By augmenting the original…

机器学习 · 计算机科学 2024-08-28 Messaoud Djeddou , Aouatef Hellal , Ibrahim A. Hameed , Xingang Zhao , Djehad Al Dallal

This work aims to introduce a heuristic timestep-adaptive algorithm for Computational Fluid Dynamics (CFD) and Fluid-Structure Interaction (FSI) problems where the flow is dominated by the pressure. In such scenarios, many time-adaptive…

数值分析 · 数学 2024-07-02 Ivan Prusak , Davide Torlo , Monica Nonino , Gianluigi Rozza

The consequences of complex disturbed environments in the vicinity of a supermassive black hole are not well represented by standard statistical models of optical variability in active galactic nuclei (AGN). Thus, developing new…

We build on the dynamical systems approach to deep learning, where deep residual networks are idealized as continuous-time dynamical systems, from the approximation perspective. In particular, we establish general sufficient conditions for…

机器学习 · 计算机科学 2020-06-09 Qianxiao Li , Ting Lin , Zuowei Shen

We develop DeepOPF as a Deep Neural Network (DNN) approach for solving direct current optimal power flow (DC-OPF) problems. DeepOPF is inspired by the observation that solving DC-OPF for a given power network is equivalent to characterizing…

系统与控制 · 计算机科学 2020-09-24 Xiang Pan , Tianyu Zhao , Minghua Chen

In this paper, we propose a new deep learning approach, called neural association model (NAM), for probabilistic reasoning in artificial intelligence. We propose to use neural networks to model association between any two events in a…

人工智能 · 计算机科学 2016-08-04 Quan Liu , Hui Jiang , Andrew Evdokimov , Zhen-Hua Ling , Xiaodan Zhu , Si Wei , Yu Hu

Intensifying climate change will lead to more extreme weather events, including heavy rainfall and drought. Accurate stream flow prediction models which are adaptable and robust to new circumstances in a changing climate will be an…

计算机视觉与模式识别 · 计算机科学 2023-04-05 Aleksis Pirinen , Olof Mogren , Mårten Västerdal

Generative models using neural network have opened a door to large-scale studies for various application domains, especially for studies that suffer from lack of real samples to obtain statistically robust inference. Typically, these…

计算机视觉与模式识别 · 计算机科学 2018-12-12 Seong Jae Hwang , Zirui Tao , Won Hwa Kim , Vikas Singh