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Existing Moment retrieval (MR) methods focus on Single-Moment Retrieval (SMR). However, one query can correspond to multiple relevant moments in real-world applications. This makes the existing datasets and methods insufficient for video…

计算机视觉与模式识别 · 计算机科学 2025-10-21 Zhuo Cao , Heming Du , Bingqing Zhang , Xin Yu , Xue Li , Sen Wang

Multimodal learning, while contributing to numerous success stories across various fields, faces the challenge of prohibitively expensive manual annotation. To address the scarcity of annotated data, a popular solution is unsupervised…

计算机视觉与模式识别 · 计算机科学 2025-11-12 Jun Sun , Xinxin Zhang , Simin Hong , Jian Zhu , Xiang Gao

Multi-Source Domain Adaptation (MSDA) focuses on transferring the knowledge from multiple source domains to the target domain, which is a more practical and challenging problem compared to the conventional single-source domain adaptation.…

计算机视觉与模式识别 · 计算机科学 2022-06-16 Minghao Xu , Hang Wang , Bingbing Ni

Unsupervised Domain Adaptation (UDA) is crucial to tackle the lack of annotations in a new domain. There are many multi-modal datasets, but most UDA approaches are uni-modal. In this work, we explore how to learn from multi-modality and…

计算机视觉与模式识别 · 计算机科学 2020-04-01 Maximilian Jaritz , Tuan-Hung Vu , Raoul de Charette , Émilie Wirbel , Patrick Pérez

Unsupervised cross-domain action recognition aims at adapting the model trained on an existing labeled source domain to a new unlabeled target domain. Most existing methods solve the task by directly aligning the feature distributions of…

计算机视觉与模式识别 · 计算机科学 2023-11-27 Yuan Qing , Naixing Wu , Shaohua Wan , Lixin Duan

Video Corpus Moment Retrieval (VCMR) is a new video retrieval task aimed at retrieving a relevant moment from a large corpus of untrimmed videos using a text query. The relevance between the video and query is partial, mainly evident in two…

计算机视觉与模式识别 · 计算机科学 2024-04-24 Danyang Hou , Liang Pang , Huawei Shen , Xueqi Cheng

Video moment retrieval is to search the moment that is most relevant to the given natural language query. Existing methods are mostly trained in a fully-supervised setting, which requires the full annotations of temporal boundary for each…

计算机视觉与模式识别 · 计算机科学 2020-01-16 Zhijie Lin , Zhou Zhao , Zhu Zhang , Qi Wang , Huasheng Liu

The correlation between the vision and text is essential for video moment retrieval (VMR), however, existing methods heavily rely on separate pre-training feature extractors for visual and textual understanding. Without sufficient temporal…

计算机视觉与模式识别 · 计算机科学 2023-03-27 Dezhao Luo , Jiabo Huang , Shaogang Gong , Hailin Jin , Yang Liu

Video Moment Retrieval (VMR) aims to retrieve relevant moments of an untrimmed video corresponding to the query. While cross-modal interaction approaches have shown progress in filtering out query-irrelevant information in videos, they…

人工智能 · 计算机科学 2024-08-26 Chenghua Gao , Min Li , Jianshuo Liu , Junxing Ren , Lin Chen , Haoyu Liu , Bo Meng , Jitao Fu , Wenwen Su

Video corpus moment retrieval (VCMR) is the task to retrieve the most relevant video moment from a large video corpus using a natural language query. For narrative videos, e.g., dramas or movies, the holistic understanding of temporal…

计算与语言 · 计算机科学 2022-10-25 Minjoon Jung , Seongho Choi , Joochan Kim , Jin-Hwa Kim , Byoung-Tak Zhang

Early Unsupervised Domain Adaptation (UDA) methods have mostly assumed the setting of a single source domain, where all the labeled source data come from the same distribution. However, in practice the labeled data can come from multiple…

机器学习 · 计算机科学 2020-03-31 Zhenpeng Li , Zhen Zhao , Yuhong Guo , Haifeng Shen , Jieping Ye

Advancements in cross-modal feature extraction and integration have significantly enhanced performance in few-shot learning tasks. However, current multi-modal object detection (MM-OD) methods often experience notable performance…

计算机视觉与模式识别 · 计算机科学 2025-02-25 Zeyu Shangguan , Daniel Seita , Mohammad Rostami

Cross-domain object detection is challenging, and it involves aligning labeled source and unlabeled target domains. Previous approaches have used adversarial training to align features at both image-level and instance-level. At the instance…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Onkar Krishna , Hiroki Ohashi , Saptarshi Sinha

Video moment retrieval is to identify the target moment according to the given sentence in an untrimmed video. Due to temporal boundary annotations of the video are extremely time-consuming to acquire, modeling in the weakly-supervised…

多媒体 · 计算机科学 2023-11-27 Haoyuan Li , Zhou Zhao , Zhu Zhang , Zhijie Lin

Unsupervised cross-domain person re-identification (Re-ID) aims to adapt the information from the labelled source domain to an unlabelled target domain. Due to the lack of supervision in the target domain, it is crucial to identify the…

计算机视觉与模式识别 · 计算机科学 2020-01-14 Xinyu Zhang , Dong Gong , Jiewei Cao , Chunhua Shen

We tackle the task of video moment retrieval (VMR), which aims to localize a specific moment in a video according to a textual query. Existing methods primarily model the matching relationship between query and moment by complex cross-modal…

计算机视觉与模式识别 · 计算机科学 2021-06-04 Xun Yang , Fuli Feng , Wei Ji , Meng Wang , Tat-Seng Chua

Learning transferable and domain adaptive feature representations from videos is important for video-relevant tasks such as action recognition. Existing video domain adaptation methods mainly rely on adversarial feature alignment, which has…

计算机视觉与模式识别 · 计算机科学 2021-08-30 Donghyun Kim , Yi-Hsuan Tsai , Bingbing Zhuang , Xiang Yu , Stan Sclaroff , Kate Saenko , Manmohan Chandraker

Recently the problem of cross-domain object detection has started drawing attention in the computer vision community. In this paper, we propose a novel unsupervised cross-domain detection model that exploits the annotated data in a source…

计算机视觉与模式识别 · 计算机科学 2020-11-17 Zhen Zhao , Yuhong Guo , Jieping Ye

Multi-source domain adaptation (MSDA) plays an important role in industrial model generalization. Recent efforts on MSDA focus on enhancing multi-domain distributional alignment while omitting three issues, e.g., the class-level discrepancy…

机器学习 · 计算机科学 2024-12-24 Min Huang , Zifeng Xie , Bo Sun , Ning Wang

Deep learning models usually require a large amount of labeled data to achieve satisfactory performance. In multimedia analysis, domain adaptation studies the problem of cross-domain knowledge transfer from a label rich source domain to a…

计算机视觉与模式识别 · 计算机科学 2021-09-10 Lei Zhu , Zhaojing Luo , Wei Wang , Meihui Zhang , Gang Chen , Kaiping Zheng