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Zero-shot action recognition, which recognizes actions in videos without having received any training examples, is gaining wide attention considering it can save labor costs and training time. Nevertheless, the performance of zero-shot…

计算机视觉与模式识别 · 计算机科学 2023-06-13 Nan Wu , Hiroshi Kera , Kazuhiko Kawamoto

One of the major challenges in training text-to-image generation models is the need of a large number of high-quality image-text pairs. While image samples are often easily accessible, the associated text descriptions typically require…

计算机视觉与模式识别 · 计算机科学 2022-03-25 Yufan Zhou , Ruiyi Zhang , Changyou Chen , Chunyuan Li , Chris Tensmeyer , Tong Yu , Jiuxiang Gu , Jinhui Xu , Tong Sun

Grounding natural language instructions to visual observations is fundamental for embodied agents operating in open-world environments. Recent advances in visual-language mapping have enabled generalizable semantic representations by…

机器人学 · 计算机科学 2025-08-05 Danyang Li , Zenghui Yang , Guangpeng Qi , Songtao Pang , Guangyong Shang , Qiang Ma , Zheng Yang

Today, image and video data is not only viewed by humans, but also automatically analyzed by computer vision algorithms. However, current coding standards are optimized for human perception. Emerging from this, research on video coding for…

图像与视频处理 · 电气工程与系统科学 2024-06-13 Marc Windsheimer , Fabian Brand , André Kaup

Zero-shot learning, which aims to recognize new categories that are not included in the training set, has gained popularity owing to its potential ability in the real-word applications. Zero-shot learning models rely on learning an…

计算机视觉与模式识别 · 计算机科学 2025-10-22 Xinsheng Wang , Shanmin Pang , Jihua Zhu , Zhongyu Li , Zhiqiang Tian , Yaochen Li

Equitable urban transportation applications require high-fidelity digital representations of the built environment: not just streets and sidewalks, but bike lanes, marked and unmarked crossings, curb ramps and cuts, obstructions, traffic…

计算机视觉与模式识别 · 计算机科学 2024-08-05 Bin Han , Yiwei Yang , Anat Caspi , Bill Howe

The recent introduction of the large-scale, long-form MAD and Ego4D datasets has enabled researchers to investigate the performance of current state-of-the-art methods for video grounding in the long-form setup, with interesting findings:…

计算机视觉与模式识别 · 计算机科学 2023-10-17 Wayner Barrios , Mattia Soldan , Alberto Mario Ceballos-Arroyo , Fabian Caba Heilbron , Bernard Ghanem

Zero-shot, training-free, image-based text-to-video generation is an emerging area that aims to generate videos using existing image-based diffusion models. Current methods in this space require specific architectural changes to image…

计算机视觉与模式识别 · 计算机科学 2025-04-10 Diljeet Jagpal , Xi Chen , Vinay P. Namboodiri

The goal of this paper is to recognize actions in video without the need for examples. Different from traditional zero-shot approaches we do not demand the design and specification of attribute classifiers and class-to-attribute mappings to…

计算机视觉与模式识别 · 计算机科学 2015-10-26 Mihir Jain , Jan C. van Gemert , Thomas Mensink , Cees G. M. Snoek

Video temporal grounding (VTG) takes an untrimmed video and a natural-language query as input and localizes the temporal moment that best matches the query. Existing methods rely on large, task-specific datasets requiring costly manual…

计算机视觉与模式识别 · 计算机科学 2026-05-14 Minjoon Jung , Byoung-Tak Zhang , Lorenzo Torresani

Despite significant results achieved by Contrastive Language-Image Pretraining (CLIP) in zero-shot image recognition, limited effort has been made exploring its potential for zero-shot video recognition. This paper presents Open-VCLIP++, a…

计算机视觉与模式识别 · 计算机科学 2023-10-10 Zuxuan Wu , Zejia Weng , Wujian Peng , Xitong Yang , Ang Li , Larry S. Davis , Yu-Gang Jiang

Recent advancements in large-scale pre-training of visual-language models on paired image-text data have demonstrated impressive generalization capabilities for zero-shot tasks. Building on this success, efforts have been made to adapt…

计算机视觉与模式识别 · 计算机科学 2024-01-22 Shahzad Ahmad , Sukalpa Chanda , Yogesh S Rawat

Weakly supervised temporal video grounding aims to localize query-relevant segments in untrimmed videos using only video-sentence pairs, without requiring ground-truth segment annotations that specify exact temporal boundaries. Recent…

计算机视觉与模式识别 · 计算机科学 2026-02-05 Sunoh Kim , Kimin Yun , Daeho Um

Zero-shot video captioning aims to generate sentences for describing videos without training the model on video-text pairs, which remains underexplored. Existing zero-shot image captioning methods typically adopt a text-only training…

计算机视觉与模式识别 · 计算机科学 2025-08-05 Zeyu Pan , Ping Li , Wenxiao Wang

Text-driven image manipulation remains challenging in training or inference flexibility. Conditional generative models depend heavily on expensive annotated training data. Meanwhile, recent frameworks, which leverage pre-trained…

计算机视觉与模式识别 · 计算机科学 2025-07-04 Yueming Lyu , Tianwei Lin , Fu Li , Dongliang He , Jing Dong , Tieniu Tan

Semantic Segmentation is one of the most challenging vision tasks, usually requiring large amounts of training data with expensive pixel level annotations. With the success of foundation models and especially vision-language models, recent…

计算机视觉与模式识别 · 计算机科学 2024-09-17 Soroush Seifi , Daniel Olmeda Reino , Fabien Despinoy , Rahaf Aljundi

Combining a vision module inside a closed-loop control system for a \emph{seamless movement} of a robot in a manipulation task is challenging due to the inconsistent update rates between utilized modules. This task is even more difficult in…

机器人学 · 计算机科学 2024-06-21 Huy Hoang Nguyen , Minh Nhat Vu , Florian Beck , Gerald Ebmer , Anh Nguyen , Andreas Kugi

Pre-trained on tremendous image-text pairs, vision-language models like CLIP have demonstrated promising zero-shot generalization across numerous image-based tasks. However, extending these capabilities to video tasks remains challenging…

计算机视觉与模式识别 · 计算机科学 2025-03-26 Zichen Liu , Kunlun Xu , Bing Su , Xu Zou , Yuxin Peng , Jiahuan Zhou

Our objective is the automatic generation of Audio Descriptions (ADs) for edited video material, such as movies and TV series. To achieve this, we propose a two-stage framework that leverages "shots" as the fundamental units of video…

计算机视觉与模式识别 · 计算机科学 2025-09-16 Junyu Xie , Tengda Han , Max Bain , Arsha Nagrani , Eshika Khandelwal , Gül Varol , Weidi Xie , Andrew Zisserman

Visual grounding, i.e., localizing objects in images according to natural language queries, is an important topic in visual language understanding. The most effective approaches for this task are based on deep learning, which generally…

计算机视觉与模式识别 · 计算机科学 2022-11-18 Haojun Jiang , Yuanze Lin , Dongchen Han , Shiji Song , Gao Huang