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相关论文: Contrastive learning-based video quality assessmen…

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Recent multimodal large language models (MLLMs) have shown promising performance on video quality assessment (VQA) tasks. However, adapting them to new scenarios remains expensive due to large-scale retraining and costly mean opinion score…

计算机视觉与模式识别 · 计算机科学 2026-04-15 Xinyue Li , Shubo Xu , Zhichao Zhang , Zhaolin Cai , Yitong Chen , Guangtao Zhai

This paper introduces a novel self-supervised method that leverages incoherence detection for video representation learning. It roots from the observation that visual systems of human beings can easily identify video incoherence based on…

计算机视觉与模式识别 · 计算机科学 2021-09-28 Haozhi Cao , Yuecong Xu , Jianfei Yang , Kezhi Mao , Lihua Xie , Jianxiong Yin , Simon See

Content-based video retrieval aims to find videos from a large video database that are similar to or even near-duplicate of a given query video. Video representation and similarity search algorithms are crucial to any video retrieval…

计算机视觉与模式识别 · 计算机科学 2021-04-19 Xiangteng He , Yulin Pan , Mingqian Tang , Yiliang Lv

A key factor in designing 3D systems is to understand how different visual cues and distortions affect the perceptual quality of 3D video. The ultimate way to assess video quality is through subjective tests. However, subjective evaluation…

计算机视觉与模式识别 · 计算机科学 2018-03-14 Amin Banitalebi Dehkordi

Video quality assessment (VQA) remains an important and challenging problem that affects many applications at the widest scales. Recent advances in mobile devices and cloud computing techniques have made it possible to capture, process, and…

图像与视频处理 · 电气工程与系统科学 2022-01-06 Qi Zheng , Zhengzhong Tu , Pavan C. Madhusudana , Xiaoyang Zeng , Alan C. Bovik , Yibo Fan

Video compression is a standard procedure applied to all videos to minimize storage and transmission demands while preserving visual quality as much as possible. Therefore, evaluating the visual quality of compressed videos is crucial for…

图像与视频处理 · 电气工程与系统科学 2025-07-17 Wei Sun , Linhan Cao , Kang Fu , Dandan Zhu , Jun Jia , Menghan Hu , Xiongkuo Min , Guangtao Zhai

Self-supervised learning (SSL) methods have achieved remarkable success in learning image representations allowing invariances in them - but therefore discarding transformation information that some computer vision tasks actually require.…

计算机视觉与模式识别 · 计算机科学 2026-02-11 Qin Wang , Alessio Quercia , Benjamin Bruns , Abigail Morrison , Hanno Scharr , Kai Krajsek

With the rapid development of generative models, Artificial Intelligence-Generated Contents (AIGC) have exponentially increased in daily lives. Among them, Text-to-Video (T2V) generation has received widespread attention. Though many T2V…

计算机视觉与模式识别 · 计算机科学 2024-08-08 Tengchuan Kou , Xiaohong Liu , Zicheng Zhang , Chunyi Li , Haoning Wu , Xiongkuo Min , Guangtao Zhai , Ning Liu

Integrating audio and visual data for training multimodal foundational models remains a challenge. The Audio-Video Vector Alignment (AVVA) framework addresses this by considering AV scene alignment beyond mere temporal synchronization, and…

多媒体 · 计算机科学 2025-11-12 Ali Vosoughi , Dimitra Emmanouilidou , Hannes Gamper

Self-supervised tasks have been utilized to build useful representations that can be used in downstream tasks when the annotation is unavailable. In this paper, we introduce a self-supervised video representation learning method based on…

计算机视觉与模式识别 · 计算机科学 2021-02-23 Duc Quang Vu , Ngan T. H. Le , Jia-Ching Wang

Video-based Question Answering (Video QA) is a challenging task and becomes even more intricate when addressing Socially Intelligent Question Answering (SIQA). SIQA requires context understanding, temporal reasoning, and the integration of…

计算机视觉与模式识别 · 计算机科学 2024-04-23 Aviral Agrawal , Carlos Mateo Samudio Lezcano , Iqui Balam Heredia-Marin , Prabhdeep Singh Sethi

Self-supervised learning (SSL) has shown impressive results in downstream classification tasks. However, there is limited work in understanding their failure modes and interpreting their learned representations. In this paper, we study the…

机器学习 · 计算机科学 2023-12-14 Neha Kalibhat , Kanika Narang , Hamed Firooz , Maziar Sanjabi , Soheil Feizi

With the advent of large-scale multimodal video datasets, especially sequences with audio or transcribed speech, there has been a growing interest in self-supervised learning of video representations. Most prior work formulates the…

计算机视觉与模式识别 · 计算机科学 2020-09-21 Bruno Korbar , Fabio Petroni , Rohit Girdhar , Lorenzo Torresani

Recent adaptations can boost the low-shot capability of Contrastive Vision-Language Pre-training (CLIP) by effectively facilitating knowledge transfer. However, these adaptation methods are usually operated on the global view of an input…

计算机视觉与模式识别 · 计算机科学 2024-07-22 Jinda Lu , Shuo Wang , Yanbin Hao , Haifeng Liu , Xiang Wang , Meng Wang

Current weakly supervised video anomaly detection algorithms mostly use multiple instance learning (MIL) or their varieties. Almost all recent approaches focus on how to select the correct snippets for training to improve the performance.…

计算机视觉与模式识别 · 计算机科学 2023-04-21 Weijun Tan , Qi Yao , Jingfeng Liu

The proliferation of in-the-wild videos has greatly expanded the Video Quality Assessment (VQA) problem. Unlike early definitions that usually focus on limited distortion types, VQA on in-the-wild videos is especially challenging as it…

计算机视觉与模式识别 · 计算机科学 2023-08-04 Haoning Wu , Erli Zhang , Liang Liao , Chaofeng Chen , Jingwen Hou , Annan Wang , Wenxiu Sun , Qiong Yan , Weisi Lin

The exploration of video content via Self-Supervised Learning (SSL) models has unveiled a dynamic field of study, emphasizing both the complex challenges and unique opportunities inherent in this area. Despite the growing body of research,…

计算机视觉与模式识别 · 计算机科学 2024-09-26 Malitha Gunawardhana , Limalka Sadith , Liel David , Daniel Harari , Muhammad Haris Khan

The temporal relationships between frames and their influences on video quality assessment (VQA) are still under-studied in existing works. These relationships lead to two important types of effects for video quality. Firstly, some temporal…

计算机视觉与模式识别 · 计算机科学 2022-06-22 Haoning Wu , Chaofeng Chen , Liang Liao , Jingwen Hou , Wenxiu Sun , Qiong Yan , Weisi Lin

Sign language recognition (SLR) is a weakly supervised task that annotates sign videos as textual glosses. Recent studies show that insufficient training caused by the lack of large-scale available sign datasets becomes the main bottleneck…

计算机视觉与模式识别 · 计算机科学 2023-04-13 Jiangbin Zheng , Yile Wang , Cheng Tan , Siyuan Li , Ge Wang , Jun Xia , Yidong Chen , Stan Z. Li

As a newly emerging unsupervised learning paradigm, self-supervised learning (SSL) recently gained widespread attention, which usually introduces a pretext task without manual annotation of data. With its help, SSL effectively learns the…

计算机视觉与模式识别 · 计算机科学 2020-05-18 Chuanxing Geng , Zhenghao Tan , Songcan Chen