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Prompt-based all-in-one image restoration (IR) frameworks have achieved remarkable performance by incorporating degradation-specific information into prompt modules. Nevertheless, handling the complex and diverse degradations encountered in…

计算机视觉与模式识别 · 计算机科学 2024-11-19 Yuang Ai , Huaibo Huang , Ran He

Efficient fine-tuning of pre-trained convolutional neural network (CNN) models using local data is essential for providing high-quality services to users using ubiquitous and resource-limited Internet of Things (IoT) devices. Low-Rank…

分布式、并行与集群计算 · 计算机科学 2024-11-26 Chuntao Ding , Xu Cao , Jianhang Xie , Linlin Fan , Shangguang Wang , Zhichao Lu

Recent advancements in flow-matching have enabled high-quality text-to-image generation. However, the deterministic nature of flow-matching models makes them poorly suited for reinforcement learning, a key tool for improving image quality…

计算机视觉与模式识别 · 计算机科学 2025-10-06 Benjamin Yu , Jackie Liu , Justin Cui

Continual learning for vision-language models has achieved remarkable performance through synthetic replay, where samples are generated using Stable Diffusion to regularize during finetuning and retain knowledge. However, real-world…

计算机视觉与模式识别 · 计算机科学 2025-07-30 Kaihong Wang , Donghyun Kim , Margrit Betke

Event cameras hold significant promise for high-temporal-resolution (HTR) motion estimation. However, estimating event-based HTR optical flow faces two key challenges: the absence of HTR ground-truth data and the intrinsic sparsity of event…

计算机视觉与模式识别 · 计算机科学 2025-08-20 Qianang Zhou , Zhiyu Zhu , Junhui Hou , Yongjian Deng , Youfu Li , Junlin Xiong

LoRa is a widely recognized modulation technology in the field of low power wide area networks (LPWANs). However, the data rate of LoRa is too low to satisfy the requirements of Internet of Things applications. To address this issue, we…

信号处理 · 电气工程与系统科学 2025-10-28 Hao Zeng , Huan Ma , Yi Fang , Pingping Chen , Wenkun Wen , Tierui Min

Rectified flow is a generative model that learns smooth transport mappings between two distributions through an ordinary differential equation (ODE). Unlike diffusion-based generative models, which require costly numerical integration of a…

计算机视觉与模式识别 · 计算机科学 2025-12-16 Shin Seong Kim , Mingi Kwon , Jaeseok Jeong , Youngjung Uh

Low Power Wide Area Networks (LPWAN) are wireless connectivity solutions for Internet-of-Things (IoT) applications, including industrial automation. Among the several LPWAN technologies, LoRaWAN has been extensively addressed by the…

Recent advances in inverse problem solving have increasingly adopted flow priors over diffusion models due to their ability to construct straight probability paths from noise to data, thereby enhancing efficiency in both training and…

计算机视觉与模式识别 · 计算机科学 2025-11-11 Hossein Askari , Yadan Luo , Hongfu Sun , Fred Roosta

Deep unfolding networks (DUNs), combining conventional iterative optimization algorithms and deep neural networks into a multi-stage framework, have achieved remarkable accomplishments in Image Restoration (IR), such as spectral imaging…

计算机视觉与模式识别 · 计算机科学 2026-02-24 Xiangming Wang , Haijin Zeng , Benteng Sun , Jiezhang Cao , Kai Zhang , Qiangqiang Shen , Yongyong Chen

Flow matching has recently emerged as a powerful alternative to diffusion models, providing a continuous-time formulation for generative modeling and representation learning. Yet, we show that this framework suffers from a fundamental…

机器学习 · 计算机科学 2025-09-26 Weili Zeng , Yichao Yan

Reinforcement learning (RL) in few-shot scenarios with limited sensor data is challenging due to insufficient training samples, particularly in applications like Dynamic Voltage and Frequency Scaling (DVFS) where sensor readings are…

机器学习 · 计算机科学 2026-01-13 Mohammad Pivezhandi , Abusayeed Saifullah

Low Power Wide Area (LPWA) networks are making spectacular progress from design, standardisation, to commercialisation. At this time of fast-paced adoption, it is of utmost importance to analyse how well these technologies will scale as the…

网络与互联网体系结构 · 计算机科学 2017-09-29 Orestis Georgiou , Usman Raza

Accurate and real-time radio map (RM) generation is crucial for next-generation wireless systems, yet diffusion-based approaches often suffer from large model sizes, slow iterative denoising, and high inference latency, which hinder…

计算机视觉与模式识别 · 计算机科学 2025-10-13 Haozhe Jia , Wenshuo Chen , Xiucheng Wang , Nan Cheng , Hongbo Zhang , Kuimou Yu , Songning Lai , Nanjian Jia , Bowen Tian , Hongru Xiao , Yutao Yue

Diffusion and flow-based generative models have shown strong potential for image restoration. However, image denoising under unknown and varying noise conditions remains challenging, because the learned vector fields may become inconsistent…

计算机视觉与模式识别 · 计算机科学 2026-04-06 Jigang Duan , Genwei Ma , Xu Jiang , Wenfeng Xu , Ping Yang , Xing Zhao

Recently developed generative methods, including invertible rescaling network (IRN) based and generative adversarial network (GAN) based methods, have demonstrated exceptional performance in image rescaling. However, IRN-based methods tend…

计算机视觉与模式识别 · 计算机科学 2024-05-14 Jinmin Li , Tao Dai , Jingyun Zhang , Kang Liu , Jun Wang , Shaoming Wang , Shu-Tao Xia , Rizen Guo

Recent works have demonstrated success in controlling sentence attributes ($e.g.$, sentiment) and structure ($e.g.$, syntactic structure) based on the diffusion language model. A key component that drives theimpressive performance for…

计算与语言 · 计算机科学 2024-03-26 Shujian Zhang , Lemeng Wu , Chengyue Gong , Xingchao Liu

Enhancing RAW images captured under low light conditions is a challenging task. Recent deep learning based RAW enhancement methods have shifted from using real paired data to relying on synthetic datasets. These synthetic datasets are…

图像与视频处理 · 电气工程与系统科学 2025-09-11 Juntai Zeng

Rectified Flow offers a simple and effective approach to high-quality generative modeling by learning a velocity field. However, we identify a limitation in directly modeling the velocity with an unconstrained neural network: the learned…

机器学习 · 计算机科学 2025-10-21 Xixi Hu , Runlong Liao , Keyang Xu , Bo Liu , Yeqing Li , Eugene Ie , Hongliang Fei , Qiang Liu

This paper studies a specific low-power wireless technology capable of reaching a long range, namely LoRa. Such a technology can be used by different applications in cities involving many transmitting devices while requiring loose…

信号处理 · 电气工程与系统科学 2018-03-07 Mauricio C. Tomé , Pedro H. J. Nardelli , Hirley Alves