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Video moment retrieval is a challenging task requiring fine-grained interactions between video and text modalities. Recent work in image-text pretraining has demonstrated that most existing pretrained models suffer from information…

计算机视觉与模式识别 · 计算机科学 2023-12-13 Love Panta , Prashant Shrestha , Brabeem Sapkota , Amrita Bhattarai , Suresh Manandhar , Anand Kumar Sah

Conventional image denoising models often inadvertently learn spurious correlations between environmental factors and noise patterns. Moreover, due to high-frequency ambiguity, they struggle to reliably distinguish subtle textures from…

计算机视觉与模式识别 · 计算机科学 2026-03-03 Kuai Jiang , Zhaoyan Ding , Guijuan Zhang , Dianjie Lu , Zhuoran Zheng

We introduce the task of retrieving relevant video moments from a large corpus of untrimmed, unsegmented videos given a natural language query. Our task poses unique challenges as a system must efficiently identify both the relevant videos…

计算机视觉与模式识别 · 计算机科学 2022-02-24 Victor Escorcia , Mattia Soldan , Josef Sivic , Bernard Ghanem , Bryan Russell

In video denoising, the adjacent frames often provide very useful information, but accurate alignment is needed before such information can be harnassed. In this work, we present a multi-alignment network, which generates multiple flow…

计算机视觉与模式识别 · 计算机科学 2022-07-12 Yaping Zhao , Haitian Zheng , Zhongrui Wang , Jiebo Luo , Edmund Y. Lam

Video Moment Retrieval (VMR) is a task to localize the temporal moment in untrimmed video specified by natural language query. For VMR, several methods that require full supervision for training have been proposed. Unfortunately, acquiring…

计算机视觉与模式识别 · 计算机科学 2023-10-10 Minuk Ma , Sunjae Yoon , Junyeong Kim , Youngjoon Lee , Sunghun Kang , Chang D. Yoo

Time-to-Collision (TTC) forecasting is a critical task in collision prevention, requiring precise temporal prediction and comprehending both local and global patterns encapsulated in a video, both spatially and temporally. To address the…

计算机视觉与模式识别 · 计算机科学 2026-04-20 Nishq Poorav Desai , Ali Etemad , Michael Greenspan

Varying density of point clouds increases the difficulty of 3D detection. In this paper, we present a context-aware dynamic network (CADNet) to capture the variance of density by considering both point context and semantic context.…

计算机视觉与模式识别 · 计算机科学 2020-07-29 Yonglin Tian , Lichao Huang , Xuesong Li , Kunfeng Wang , Zilei Wang , Fei-Yue Wang

The audio-visual event localization task requires identifying concurrent visual and auditory events from unconstrained videos within a network model, locating them, and classifying their category. The efficient extraction and integration of…

计算机视觉与模式识别 · 计算机科学 2024-08-06 Xiang He , Xiangxi Liu , Yang Li , Dongcheng Zhao , Guobin Shen , Qingqun Kong , Xin Yang , Yi Zeng

Video moment retrieval (VMR) aims to localize target moments in untrimmed videos pertinent to a given textual query. Existing retrieval systems tend to rely on retrieval bias as a shortcut and thus, fail to sufficiently learn multi-modal…

计算机视觉与模式识别 · 计算机科学 2025-04-15 Sunjae Yoon , Ji Woo Hong , Eunseop Yoon , Dahyun Kim , Junyeong Kim , Hee Suk Yoon , Chang D. Yoo

Video moment retrieval targets at retrieving a moment in a video for a given language query. The challenges of this task include 1) the requirement of localizing the relevant moment in an untrimmed video, and 2) bridging the semantic gap…

计算机视觉与模式识别 · 计算机科学 2023-04-06 Haoyu Tang , Jihua Zhu , Meng Liu , Zan Gao , Zhiyong Cheng

The goal of video moment retrieval and highlight detection is to identify specific segments and highlights based on a given text query. With the rapid growth of video content and the overlap between these tasks, recent works have addressed…

计算机视觉与模式识别 · 计算机科学 2025-01-07 Sung Jin Um , Dongjin Kim , Sangmin Lee , Jung Uk Kim

Deep learning models are widely used for time series classification (TSC) due to their scalability and efficiency. However, their performance degrades under challenging data conditions such as class similarity, multimodal distributions, and…

机器学习 · 计算机科学 2025-07-30 Yaoyu Zhang , Chi-Guhn Lee

In this paper, we introduce a novel unsupervised video denoising deep learning approach that can help to mitigate data scarcity issues and shows robustness against different noise patterns, enhancing its broad applicability. Our method…

计算机视觉与模式识别 · 计算机科学 2023-07-04 Mary Damilola Aiyetigbo , Dineshchandar Ravichandran , Reda Chalhoub , Peter Kalivas , Nianyi Li

Video moment retrieval and highlight detection have received attention in the current era of video content proliferation, aiming to localize moments and estimate clip relevances based on user-specific queries. Given that the video content…

计算机视觉与模式识别 · 计算机科学 2024-03-05 Henghao Zhao , Kevin Qinghong Lin , Rui Yan , Zechao Li

Temporal action localization is an important yet challenging problem. Given a long, untrimmed video consisting of multiple action instances and complex background contents, we need not only to recognize their action categories, but also to…

计算机视觉与模式识别 · 计算机科学 2017-06-14 Zheng Shou , Jonathan Chan , Alireza Zareian , Kazuyuki Miyazawa , Shih-Fu Chang

Cross-modal retrieval methods have been significantly improved in last years with the use of deep neural networks and large-scale annotated datasets such as ImageNet and Places. However, collecting and annotating such datasets requires a…

计算机视觉与模式识别 · 计算机科学 2019-02-04 Yash Patel , Lluis Gomez , Marçal Rusiñol , Dimosthenis Karatzas , C. V. Jawahar

Video-language modeling has attracted much attention with the rapid growth of web videos. Most existing methods assume that the video frames and text description are semantically correlated, and focus on video-language modeling at video…

计算机视觉与模式识别 · 计算机科学 2022-12-06 Haoyu Lu , Mingyu Ding , Nanyi Fei , Yuqi Huo , Zhiwu Lu

Contextual information is vital in visual understanding problems, such as semantic segmentation and object detection. We propose a Criss-Cross Network (CCNet) for obtaining full-image contextual information in a very effective and efficient…

计算机视觉与模式识别 · 计算机科学 2020-07-10 Zilong Huang , Xinggang Wang , Yunchao Wei , Lichao Huang , Humphrey Shi , Wenyu Liu , Thomas S. Huang

Enhancing the quality of low-light images plays a very important role in many image processing and multimedia applications. In recent years, a variety of deep learning techniques have been developed to address this challenging task. A…

图像与视频处理 · 电气工程与系统科学 2021-12-13 Long Ma , Risheng Liu , Jiaao Zhang , Xin Fan , Zhongxuan Luo

We introduce a novel network, called CO-attention Siamese Network (COSNet), to address the unsupervised video object segmentation task from a holistic view. We emphasize the importance of inherent correlation among video frames and…

计算机视觉与模式识别 · 计算机科学 2020-01-22 Xiankai Lu , Wenguan Wang , Chao Ma , Jianbing Shen , Ling Shao , Fatih Porikli