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相关论文: VistaDPO: Video Hierarchical Spatial-Temporal Dire…

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This paper introduces V2A-DPO, a novel Direct Preference Optimization (DPO) framework tailored for flow-based video-to-audio generation (V2A) models, incorporating key adaptations to effectively align generated audio with human preferences.…

声音 · 计算机科学 2026-03-13 Nolan Chan , Timmy Gang , Yongqian Wang , Yuzhe Liang , Dingdong Wang

In the field of large language models (LLMs), aligning models with the diverse preferences of users is a critical challenge. Direct Preference Optimization (DPO) has played a key role in this area. It works by using pairs of preferences…

计算与语言 · 计算机科学 2024-05-29 Yueqin Yin , Zhendong Wang , Yi Gu , Hai Huang , Weizhu Chen , Mingyuan Zhou

Preference learning extends the performance of Code LLMs beyond traditional supervised fine-tuning by leveraging relative quality comparisons. In existing approaches, a set of n candidate solutions is evaluated based on test case success…

计算与语言 · 计算机科学 2025-10-10 Jie Wu , Haoling Li , Xin Zhang , Xiao Liu , Yangyu Huang , Jianwen Luo , Yizhen Zhang , Zuchao Li , Ruihang Chu , Yujiu Yang , Scarlett Li

Videos contain a wealth of information, and generating detailed and accurate descriptions in natural language is a key aspect of video understanding. In this paper, we present video-SALMONN 2, an advanced audio-visual large language model…

计算机视觉与模式识别 · 计算机科学 2024-10-14 Changli Tang , Yixuan Li , Yudong Yang , Jimin Zhuang , Guangzhi Sun , Wei Li , Zujun Ma , Chao Zhang

While Direct Preference Optimization (DPO) has become the de facto approach for aligning Large Vision-Language Models (LVLMs), it suffers from Likelihood Displacement, where the probability of both chosen and rejected responses collapses.…

计算机视觉与模式识别 · 计算机科学 2026-03-24 Kaili Huang , Hongming Zhang , Rui Shen , Linjun Dai , Jiahao Wang , Hanming Deng , Lewei Lu

Recent studies have shown that Large Vision-Language Models (VLMs) tend to neglect image content and over-rely on language-model priors, resulting in errors in visually grounded tasks and hallucinations. We hypothesize that this issue…

计算机视觉与模式识别 · 计算机科学 2025-06-04 Shengguang Wu , Fan-Yun Sun , Kaiyue Wen , Nick Haber

The explosive growth of videos on streaming media platforms has underscored the urgent need for effective video quality assessment (VQA) algorithms to monitor and perceptually optimize the quality of streaming videos. However, VQA remains…

计算机视觉与模式识别 · 计算机科学 2024-08-27 Qihang Ge , Wei Sun , Yu Zhang , Yunhao Li , Zhongpeng Ji , Fengyu Sun , Shangling Jui , Xiongkuo Min , Guangtao Zhai

The recent success in using human preferences to align large language models (LLMs) has significantly improved their performance in various downstream tasks, such as question answering, mathematical reasoning, and code generation. However,…

机器学习 · 计算机科学 2026-05-18 Xiaoqiang Lin , Arun Verma , Zhongxiang Dai , Daniela Rus , See-Kiong Ng , Bryan Kian Hsiang Low

Recent advancements in video-audio joint generation have achieved remarkable success in semantic correspondence. However, achieving precise temporal synchronization, which requires fine-grained alignment between audio events and their…

计算机视觉与模式识别 · 计算机科学 2026-05-13 Xin Cheng , Xihua Wang , Ying Ba , Yuyue Wang , Kaisi Guan , Yinbo Wang , Wenpu Li , Ruihua Song

Current large multimodal models (LMMs) face significant challenges in processing and comprehending long-duration or high-resolution videos, which is mainly due to the lack of high-quality datasets. To address this issue from a data-centric…

计算机视觉与模式识别 · 计算机科学 2024-12-03 Weiming Ren , Huan Yang , Jie Min , Cong Wei , Wenhu Chen

Large Vision-Language Models (LVLMs) have shown remarkable performance on many visual-language tasks. However, these models still suffer from multimodal hallucination, which means the generation of objects or content that violates the…

计算与语言 · 计算机科学 2024-10-01 Fan Yuan , Chi Qin , Xiaogang Xu , Piji Li

Recent advancements in human preference optimization, initially developed for Language Models (LMs), have shown promise for text-to-image Diffusion Models, enhancing prompt alignment, visual appeal, and user preference. Unlike LMs,…

计算机视觉与模式识别 · 计算机科学 2025-12-03 Alexander Gambashidze , Anton Kulikov , Yuriy Sosnin , Ilya Makarov

The last year has witnessed the rapid progress of large language models (LLMs) across diverse domains. Among them, CodeLLMs have garnered particular attention because they can not only assist in completing various programming tasks but also…

人工智能 · 计算机科学 2024-10-25 Yibo Miao , Bofei Gao , Shanghaoran Quan , Junyang Lin , Daoguang Zan , Jiaheng Liu , Jian Yang , Tianyu Liu , Zhijie Deng

Direct Preference Optimization (DPO) is an effective framework for aligning large language models with human preferences, but it struggles with complex reasoning tasks. DPO optimizes for the likelihood of generating preferred over…

人工智能 · 计算机科学 2026-04-23 Darsh Kachroo , Adriana Caraeni , Arjun Prasaath Anbazhagan , Brennan Lagasse , Kevin Zhu

This paper presents Perceptual Preference Optimization (PerPO), a perception alignment method aimed at addressing the visual discrimination challenges in generative pre-trained multimodal large language models (MLLMs). To align MLLMs with…

人工智能 · 计算机科学 2025-02-10 Zining Zhu , Liang Zhao , Kangheng Lin , Jinze Yang , En Yu , Chenglong Liu , Haoran Wei , Jianjian Sun , Zheng Ge , Xiangyu Zhang

Large Vision-Language Models (LVLMs) bridge the gap between visual and linguistic modalities, demonstrating strong potential across a variety of domains. However, despite significant progress, LVLMs still suffer from severe hallucination…

计算机视觉与模式识别 · 计算机科学 2025-12-23 Ruiqi Ma , Yu Yan , Chunhong Zhang , Minghao Yin , XinChao Liu , Zhihong Jin , Zheng Hu

This paper explores preference distillation for large vision language models (LVLMs), improving their ability to generate helpful and faithful responses anchoring the visual context. We first build a vision-language feedback (VLFeedback)…

计算机视觉与模式识别 · 计算机科学 2023-12-19 Lei Li , Zhihui Xie , Mukai Li , Shunian Chen , Peiyi Wang , Liang Chen , Yazheng Yang , Benyou Wang , Lingpeng Kong

Large Language Models (LLMs), with remarkable conversational capability, have emerged as AI assistants that can handle both visual and textual modalities. However, their effectiveness in joint video and language understanding has not been…

计算机视觉与模式识别 · 计算机科学 2025-03-18 Ruipu Luo , Ziwang Zhao , Min Yang , Zheming Yang , Minghui Qiu , Tao Wang , Zhongyu Wei , Yanhao Wang , Cen Chen

The video visual relation detection (VidVRD) task is to identify objects and their relationships in videos, which is challenging due to the dynamic content, high annotation costs, and long-tailed distribution of relations. Visual language…

计算机视觉与模式识别 · 计算机科学 2025-03-13 Qi Liu , Weiying Xue , Yuxiao Wang , Zhenao Wei

Large Language Models (LLMs) have shown remarkable performances on a wide range of natural language understanding and generation tasks. We observe that the LLMs provide effective priors in exploiting $\textit{linguistic shortcuts}$ for…

计算机视觉与模式识别 · 计算机科学 2023-11-07 Dohwan Ko , Ji Soo Lee , Wooyoung Kang , Byungseok Roh , Hyunwoo J. Kim