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Continuous normalizing flows (CNFs) learn an ordinary differential equation to transform prior samples into data. Flow matching (FM) has recently emerged as a simulation-free approach for training CNFs by regressing a velocity model towards…

机器学习 · 统计学 2024-05-28 Tianyu Xie , Yu Zhu , Longlin Yu , Tong Yang , Ziheng Cheng , Shiyue Zhang , Xiangyu Zhang , Cheng Zhang

This paper proposes a fully decentralized federated learning (FL) scheme for Internet of Everything (IoE) devices that are connected via multi-hop networks. Because FL algorithms hardly converge the parameters of machine learning (ML)…

网络与互联网体系结构 · 计算机科学 2022-10-05 Akihito Taya , Takayuki Nishio , Masahiro Morikura , Koji Yamamoto

In this work, we introduce JDCL - a new method for continual learning with generative rehearsal based on joint diffusion models. Neural networks suffer from catastrophic forgetting defined as abrupt loss in the model's performance when…

机器学习 · 计算机科学 2025-10-07 Paweł Skierś , Kamil Deja

Car-following models (CFMs) are fundamental to traffic flow analysis and autonomous driving. Although calibrated physics-based and trained data-driven CFMs can replicate human driving behavior, their reliance on specific datasets limits…

人工智能 · 计算机科学 2025-10-13 Chengming Wang , Dongyao Jia , Wei Wang , Dong Ngoduy , Bei Peng , Jianping Wang

Federated Learning (FL) enables multiple machines to collaboratively train a machine learning model without sharing of private training data. Yet, especially for heterogeneous models, a key bottleneck remains the transfer of knowledge…

计算机视觉与模式识别 · 计算机科学 2024-06-19 Sunny Soni , Aaqib Saeed , Yuki M. Asano

Existing cross-domain few-shot learning (CDFSL) methods, which develop source-domain training strategies to enhance model transferability, face challenges with large-scale pre-trained models (LMs) due to inaccessible source data and…

计算机视觉与模式识别 · 计算机科学 2025-09-16 Huali Xu , Li Liu , Tianpeng Liu , Shuaifeng Zhi , Shuzhou Sun , Ming-Ming Cheng

Recent advancements in data-driven task-oriented dialogue systems (ToDs) struggle with incremental learning due to computational constraints and time-consuming issues. Continual Learning (CL) attempts to solve this by avoiding intensive…

计算与语言 · 计算机科学 2023-09-14 Min Zeng , Wei Xue , Qifeng Liu , Yike Guo

Cooperative training methods for distributed machine learning are typically based on the exchange of local gradients or local model parameters. The latter approach is known as Federated Learning (FL). An alternative solution with reduced…

信号处理 · 电气工程与系统科学 2020-02-05 Jin-Hyun Ahn , Osvaldo Simeone , Joonhyuk Kang

We propose continuous adversarial flow models, a type of continuous-time flow model trained with an adversarial objective. Unlike flow matching, which uses a fixed mean-squared-error criterion, our approach introduces a learned…

机器学习 · 计算机科学 2026-04-14 Shanchuan Lin , Ceyuan Yang , Zhijie Lin , Hao Chen , Haoqi Fan

Drawing inspiration from gradient-based meta-learning methods with infinitely small gradient steps, we introduce Continuous-Time Meta-Learning (COMLN), a meta-learning algorithm where adaptation follows the dynamics of a gradient vector…

机器学习 · 计算机科学 2022-03-04 Tristan Deleu , David Kanaa , Leo Feng , Giancarlo Kerg , Yoshua Bengio , Guillaume Lajoie , Pierre-Luc Bacon

We are interested in learning generative models for complex geometries described via manifolds, such as spheres, tori, and other implicit surfaces. Current extensions of existing (Euclidean) generative models are restricted to specific…

机器学习 · 统计学 2021-11-04 Noam Rozen , Aditya Grover , Maximilian Nickel , Yaron Lipman

Data-driven deep learning models have enabled tremendous progress in change detection (CD) with the support of pixel-level annotations. However, collecting diverse data and manually annotating them is costly, laborious, and…

计算机视觉与模式识别 · 计算机科学 2024-12-23 Qi Zang , Jiayi Yang , Shuang Wang , Dong Zhao , Wenjun Yi , Zhun Zhong

Continuous normalizing flows (CNFs) and diffusion models (DMs) generate high-quality data from a noise distribution. However, their sampling process demands multiple iterations to solve an ordinary differential equation (ODE) with high…

机器学习 · 计算机科学 2025-11-19 Denis Gudovskiy , Wenzhao Zheng , Tomoyuki Okuno , Yohei Nakata , Kurt Keutzer

Federated Learning (FL) is an emerging distributed learning paradigm under privacy constraint. Data heterogeneity is one of the main challenges in FL, which results in slow convergence and degraded performance. Most existing approaches only…

机器学习 · 计算机科学 2023-10-27 Lin Zhang , Li Shen , Liang Ding , Dacheng Tao , Ling-Yu Duan

Given an unconditional generative model and a predictor for a target property (e.g., a classifier), the goal of training-free guidance is to generate samples with desirable target properties without additional training. As a highly…

机器学习 · 计算机科学 2025-03-19 Haowei Lin , Shanda Li , Haotian Ye , Yiming Yang , Stefano Ermon , Yitao Liang , Jianzhu Ma

Given an unconditional diffusion model and a predictor for a target property of interest (e.g., a classifier), the goal of training-free guidance is to generate samples with desirable target properties without additional training. Existing…

机器学习 · 计算机科学 2024-11-20 Haotian Ye , Haowei Lin , Jiaqi Han , Minkai Xu , Sheng Liu , Yitao Liang , Jianzhu Ma , James Zou , Stefano Ermon

Federated learning (FL) is an emerging machine learning paradigm that allows to accomplish model training without aggregating data at a central server. Most studies on FL consider a centralized framework, in which a single server is endowed…

机器学习 · 计算机科学 2023-03-22 Bin Wang , Jun Fang , Hongbin Li , Xiaojun Yuan , Qing Ling

Flow-based image generative models exhibit stable training and produce high quality samples when using multi-step sampling procedures. One-step generative models can produce high quality image samples but can be difficult to optimize as…

机器学习 · 计算机科学 2026-04-13 Chia-Hong Hsu , Frank Wood

In this study, deep learning is used to estimate kinetic parameters for modeling itaconic acid production based on real batch experiments conducted at different agitation speeds and reactor scales. Two deep learning strategies, namely…

Conditional Normalizing Flows (CNFs) are flexible generative models capable of representing complicated distributions with high dimensionality and large interdimensional correlations, making them appealing for structured output learning.…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Mohsen Zand , Ali Etemad , Michael Greenspan