中文
相关论文

相关论文: ConsistentRFT: Reducing Visual Hallucinations in F…

200 篇论文

Current image fusion methods struggle to adapt to real-world environments encompassing diverse degradations with spatially varying characteristics. To address this challenge, we propose a robust fusion controller (RFC) capable of achieving…

计算机视觉与模式识别 · 计算机科学 2025-04-10 Hao Zhang , Yanping Zha , Qingwei Zhuang , Zhenfeng Shao , Jiayi Ma

The visual models pretrained on large-scale benchmarks encode general knowledge and prove effective in building more powerful representations for downstream tasks. Most existing approaches follow the fine-tuning paradigm, either by…

计算机视觉与模式识别 · 计算机科学 2023-08-24 Nan Zhou , Jiaxin Chen , Di Huang

Large Language Models (LLMs) are typically fine-tuned for reasoning tasks through a two-stage pipeline of Supervised Fine-Tuning (SFT) followed by Reinforcement Learning (RL), a process fraught with catastrophic forgetting and suboptimal…

机器学习 · 计算机科学 2025-10-13 Lixuan He , Jie Feng , Yong Li

Existing real-world super-resolution (RSR) methods based on generative priors have achieved remarkable progress in producing high-quality and globally consistent reconstructions. However, they often struggle to recover fine-grained details…

计算机视觉与模式识别 · 计算机科学 2026-03-26 Zixin Guo , Kai Zhao , Luyan Zhang

Vision-Language Models (VLMs) have recently shown promising advancements in sequential decision-making tasks through task-specific fine-tuning. However, common fine-tuning methods, such as Supervised Fine-Tuning (SFT) and Reinforcement…

计算与语言 · 计算机科学 2025-03-26 Haoqiang Kang , Enna Sachdeva , Piyush Gupta , Sangjae Bae , Kwonjoon Lee

Current post-training methodologies for adapting Large Vision-Language Models (LVLMs) generally fall into two paradigms: Supervised Fine-Tuning (SFT) and Reinforcement Learning (RL). Despite their prevalence, both approaches suffer from…

机器学习 · 计算机科学 2026-04-21 Yuming Yan , Kai Tang , Sihong Chen , Ke Xu , Dan Hu , Qun Yu , Pengfei Hu

Face hallucination is a domain-specific super-resolution problem with the goal to generate high-resolution (HR) faces from low-resolution (LR) input images. In contrast to existing methods that often learn a single patch-to-patch mapping…

计算机视觉与模式识别 · 计算机科学 2017-08-11 Qingxing Cao , Liang Lin , Yukai Shi , Xiaodan Liang , Guanbin Li

While deep learning-based super-resolution (SR) methods have shown impressive outcomes with synthetic degradation scenarios such as bicubic downsampling, they frequently struggle to perform well on real-world images that feature complex,…

计算机视觉与模式识别 · 计算机科学 2026-02-05 Hyeonjae Kim , Dongjin Kim , Eugene Jin , Tae Hyun Kim

Large vision-language models (LVLMs) often fail to align with human preferences, leading to issues like generating misleading content without proper visual context (also known as hallucination). A promising solution to this problem is using…

计算机视觉与模式识别 · 计算机科学 2025-02-03 Chenglong Wang , Yang Gan , Yifu Huo , Yongyu Mu , Murun Yang , Qiaozhi He , Tong Xiao , Chunliang Zhang , Tongran Liu , Quan Du , Di Yang , Jingbo Zhu

Reinforcement fine-tuning (RFT), a two-stage framework consisting of supervised fine-tuning (SFT) and reinforcement learning (RL) has shown promising results on improving reasoning ability of large language models (LLMs). Yet extending RFT…

计算机视觉与模式识别 · 计算机科学 2026-04-21 Yifan Jiang , Yueying Wang , Rui Zhao , Toufiq Parag , Zhimin Chen , Zhenyu Liao , Jayakrishnan Unnikrishnan

While Vision Language Models (VLMs) show advancing reasoning capabilities, their application in meteorology is constrained by a domain gap and a reasoning faithfulness gap. Specifically, mainstream Reinforcement Fine-Tuning (RFT) can induce…

计算机视觉与模式识别 · 计算机科学 2026-04-23 Kaiyu Wu , Pucheng Han , Hualong Zhang , Naigeng Wu , Keze Wang

Fine-tuning Stable Diffusion enables subject-driven image synthesis by adapting the model to generate images containing specific subjects. However, existing fine-tuning methods suffer from two key issues: underfitting, where the model fails…

图形学 · 计算机科学 2025-06-10 Yao Ni , Song Wen , Piotr Koniusz , Anoop Cherian

Deep learning-based watermarking has made remarkable progress in recent years. To achieve robustness against various distortions, current methods commonly adopt a training strategy where a \underline{\textbf{s}}ingle…

计算机视觉与模式识别 · 计算机科学 2026-02-26 Yuheng Li , Weitong Chen , Chengcheng Zhu , Jiale Zhang , Chunpeng Ge , Di Wu , Guodong Long

Users often possess a clear visual intent but struggle to articulate it precisely in language. This intention-expression gap makes aligning generated images with latent visual preferences a fundamental challenge in text-to-image diffusion…

计算机视觉与模式识别 · 计算机科学 2026-05-19 Wenxi Wang , Hongbin Liu , Mingqian Li , Junyan Yuan , Junqi Zhang

Image downscaling and upscaling are two basic rescaling operations. Once the image is downscaled, it is difficult to be reconstructed via upscaling due to the loss of information. To make these two processes more compatible and improve the…

图像与视频处理 · 电气工程与系统科学 2023-01-10 Shang Li , Guixuan Zhang , Zhengxiong Luo , Jie Liu , Zhi Zeng , Shuwu Zhang

Hallucination remains a fundamental challenge in vision-language models (VLMs), where autoregressive generation may produce linguistically plausible yet physically inconsistent or visually ungrounded responses due to likelihood maximization…

计算机视觉与模式识别 · 计算机科学 2026-05-19 Qinwu Xu

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

The Reflow operation aims to straighten the inference trajectories of the rectified flow during training by constructing deterministic couplings between noises and images, thereby improving the quality of generated images in single-step or…

计算机视觉与模式识别 · 计算机科学 2025-07-15 Jimin Dai , Jiexi Yan , Jian Yang , Lei Luo

Understanding real-world videos with complex semantics and long temporal dependencies remains a fundamental challenge in computer vision. Recent progress in multimodal large language models (MLLMs) has demonstrated strong capabilities in…

计算机视觉与模式识别 · 计算机科学 2025-06-03 Hongyu Li , Songhao Han , Yue Liao , Junfeng Luo , Jialin Gao , Shuicheng Yan , Si Liu

Supervised fine-tuning (SFT) improves in-domain performance but can degrade out-of-domain (OOD) generalization. Prior work suggests that this degradation is related to changes in dominant singular subspaces of pretrained weight matrices.…

机器学习 · 计算机科学 2026-05-13 Hangzhan Jin , Tianwei Ni , Lu Li , Pierre-Luc Bacon , Mohammad Hamdaqa , Doina Precup