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Related papers: Zero-Shot Dense Video Captioning by Jointly Optimi…

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We consider the task of image-captioning using only the CLIP model and additional text data at training time, and no additional captioned images. Our approach relies on the fact that CLIP is trained to make visual and textual embeddings…

Computer Vision and Pattern Recognition · Computer Science 2023-10-13 David Nukrai , Ron Mokady , Amir Globerson

Automatically generating sentences to describe events and temporally localizing sentences in a video are two important tasks that bridge language and videos. Recent techniques leverage the multimodal nature of videos by using off-the-shelf…

Computer Vision and Pattern Recognition · Computer Science 2020-07-29 Shaoxiang Chen , Wenhao Jiang , Wei Liu , Yu-Gang Jiang

Vision-Language Models (VLMs) have demonstrated impressive capabilities in zero-shot action recognition by learning to associate video embeddings with class embeddings. However, a significant challenge arises when relying solely on action…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Yehna Kim , Young-Eun Kim , Seong-Whan Lee

Dense video captioning is a challenging task that aims to localize and caption multiple events in an untrimmed video. Recent studies mainly follow the transformer-based architecture to jointly perform the two sub-tasks, i.e., event…

Computer Vision and Pattern Recognition · Computer Science 2025-06-23 Yizhe Li , Sanping Zhou , Zheng Qin , Le Wang

Video summarization aims to eliminate visual redundancy while retaining key parts of video to construct concise and comprehensive synopses. Most existing methods use discriminative models to predict the importance scores of video frames.…

Computer Vision and Pattern Recognition · Computer Science 2024-12-13 Zirui Shang , Yubo Zhu , Hongxi Li , Shuo Yang , Xinxiao Wu

The ability to quickly annotate medical imaging data plays a critical role in training deep learning frameworks for segmentation. Doing so for image volumes or video sequences is even more pressing as annotating these is particularly…

Computer Vision and Pattern Recognition · Computer Science 2021-07-20 Laurent Lejeune , Raphael Sznitman

The robust association of the same objects across video frames in complex scenes is crucial for many applications, especially Multiple Object Tracking (MOT). Current methods predominantly rely on labeled domain-specific video datasets,…

Computer Vision and Pattern Recognition · Computer Science 2024-06-07 Siyuan Li , Lei Ke , Martin Danelljan , Luigi Piccinelli , Mattia Segu , Luc Van Gool , Fisher Yu

Untrimmed videos have interrelated events, dependencies, context, overlapping events, object-object interactions, domain specificity, and other semantics that are worth highlighting while describing a video in natural language. Owing to…

Computer Vision and Pattern Recognition · Computer Science 2023-11-07 Iqra Qasim , Alexander Horsch , Dilip K. Prasad

In this paper, we consider the problem of temporal action localization under low-shot (zero-shot & few-shot) scenario, with the goal of detecting and classifying the action instances from arbitrary categories within some untrimmed videos,…

Computer Vision and Pattern Recognition · Computer Science 2023-03-22 Chen Ju , Zeqian Li , Peisen Zhao , Ya Zhang , Xiaopeng Zhang , Qi Tian , Yanfeng Wang , Weidi Xie

Weakly-Supervised Dense Video Captioning aims to localize and describe events in videos trained only on caption annotations, without temporal boundaries. Prior work introduced an implicit supervision paradigm based on Gaussian masking and…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Ye-Chan Kim , SeungJu Cha , Si-Woo Kim , Minju Jeon , Hyungee Kim , Dong-Jin Kim

Audiovisual video captioning aims to generate semantically rich descriptions with temporal alignment between visual and auditory events, thereby benefiting both video understanding and generation. In this paper, we present AVoCaDO, a…

Computer Vision and Pattern Recognition · Computer Science 2025-10-14 Xinlong Chen , Yue Ding , Weihong Lin , Jingyun Hua , Linli Yao , Yang Shi , Bozhou Li , Yuanxing Zhang , Qiang Liu , Pengfei Wan , Liang Wang , Tieniu Tan

Zero-shot depth completion has gained attention for its ability to generalize across environments without sensor-specific datasets or retraining. However, most existing approaches rely on diffusion-based test-time optimization, which is…

Computer Vision and Pattern Recognition · Computer Science 2026-04-06 Minseok Seo , Wonjun Lee , Jaehyuk Jang , Changick Kim

Video deblurring aims to enhance the quality of restored results in motion-blurred videos by effectively gathering information from adjacent video frames to compensate for the insufficient data in a single blurred frame. However, when faced…

Computer Vision and Pattern Recognition · Computer Science 2024-08-29 Taewoo Kim , Hoonhee Cho , Kuk-Jin Yoon

Multimodal large language models have fueled progress in image captioning. These models, fine-tuned on vast image datasets, exhibit a deep understanding of semantic concepts. In this work, we show that this ability can be re-purposed for…

Audio and Speech Processing · Electrical Eng. & Systems 2024-10-10 Hugo Malard , Michel Olvera , Stéphane Lathuiliere , Slim Essid

Diffusion models have made significant advances in generating high-quality images, but their application to video generation has remained challenging due to the complexity of temporal motion. Zero-shot video editing offers a solution by…

Computer Vision and Pattern Recognition · Computer Science 2023-12-20 Xirui Li , Chao Ma , Xiaokang Yang , Ming-Hsuan Yang

This report describes the details of our approach for the event dense-captioning task in ActivityNet Challenge 2021. We present a semantic-aware pretraining method for dense video captioning, which empowers the learned features to recognize…

Computer Vision and Pattern Recognition · Computer Science 2022-04-18 Teng Wang , Zhu Liu , Feng Zheng , Zhichao Lu , Ran Cheng , Ping Luo

Video detailed captioning is a key task which aims to generate comprehensive and coherent textual descriptions of video content, benefiting both video understanding and generation. In this paper, we propose AuroraCap, a video captioner…

Computer Vision and Pattern Recognition · Computer Science 2025-04-10 Wenhao Chai , Enxin Song , Yilun Du , Chenlin Meng , Vashisht Madhavan , Omer Bar-Tal , Jenq-Neng Hwang , Saining Xie , Christopher D. Manning

The explosive growth of video data intensified the need for flexible user-controllable summarization tools that operate without training data. Existing methods either rely on domain-specific datasets, limiting generalization, or cannot…

Computer Vision and Pattern Recognition · Computer Science 2026-02-18 Mario Barbara , Alaa Maalouf

Significant performance gains in deep learning coupled with the exponential growth of image and video data on the Internet have resulted in the recent emergence of automated image captioning systems. Ensuring scalability of automated image…

Computer Vision and Pattern Recognition · Computer Science 2016-06-07 Karan Sharma , Arun CS Kumar , Suchendra Bhandarkar

Spatially dense self-supervised learning is a rapidly growing problem domain with promising applications for unsupervised segmentation and pretraining for dense downstream tasks. Despite the abundance of temporal data in the form of videos,…

Computer Vision and Pattern Recognition · Computer Science 2023-08-24 Mohammadreza Salehi , Efstratios Gavves , Cees G. M. Snoek , Yuki M. Asano