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Video segmentation is essential for advancing robotics and autonomous driving, particularly in open-world settings where continuous perception and object association across video frames are critical. While the Segment Anything Model (SAM)…

Computer Vision and Pattern Recognition · Computer Science 2024-10-14 Pinxue Guo , Zixu Zhao , Jianxiong Gao , Chongruo Wu , Tong He , Zheng Zhang , Tianjun Xiao , Wenqiang Zhang

Action segmentation of behavioral videos is the process of labeling each frame as belonging to one or more discrete classes, and is a crucial component of many studies that investigate animal behavior. A wide range of algorithms exist to…

Computer Vision and Pattern Recognition · Computer Science 2024-12-19 Ari Blau , Evan S Schaffer , Neeli Mishra , Nathaniel J Miska , The International Brain Laboratory , Liam Paninski , Matthew R Whiteway

Spatiotemporal action recognition deals with locating and classifying actions in videos. Motivated by the latest state-of-the-art real-time object detector You Only Watch Once (YOWO), we aim to modify its structure to increase action…

Computer Vision and Pattern Recognition · Computer Science 2020-12-16 Shentong Mo , Xiaoqing Tan , Jingfei Xia , Pinxu Ren

Video temporal action detection aims to temporally localize and recognize the action in untrimmed videos. Existing one-stage approaches mostly focus on unifying two subtasks, i.e., localization of action proposals and classification of each…

Computer Vision and Pattern Recognition · Computer Science 2019-04-17 Yupan Huang , Qi Dai , Yutong Lu

Existing semi-supervised video object segmentation methods either focus on temporal feature matching or spatial-temporal feature modeling. However, they do not address the issues of sufficient target interaction and efficient parallel…

Computer Vision and Pattern Recognition · Computer Science 2024-04-10 Deshui Miao , Xin Li , Zhenyu He , Huchuan Lu , Ming-Hsuan Yang

Meta-learning methods aim to build learning algorithms capable of quickly adapting to new tasks in low-data regime. One of the most difficult benchmarks of such algorithms is a one-shot learning problem. In this setting many algorithms face…

Machine Learning · Computer Science 2022-10-04 Andrei Boiarov , Kostiantyn Khabarlak , Igor Yastrebov

\textbf{Motivation:} Predicting single-cell perturbation responses requires mapping between two unpaired single-cell data distributions. Optimal transport (OT) theory provides a principled framework for constructing such mappings by…

Machine Learning · Computer Science 2025-04-22 Yanshuo Chen , Zhengmian Hu , Wei Chen , Heng Huang

A key challenge in self-supervised video representation learning is how to effectively capture motion information besides context bias. While most existing works implicitly achieve this with video-specific pretext tasks (e.g., predicting…

Computer Vision and Pattern Recognition · Computer Science 2021-04-05 Lianghua Huang , Yu Liu , Bin Wang , Pan Pan , Yinghui Xu , Rong Jin

We address the challenging task of foreground object discovery and segmentation in video. We introduce an efficient solution, suitable for both unsupervised and supervised scenarios, based on a spacetime graph representation of the video…

Computer Vision and Pattern Recognition · Computer Science 2019-08-06 Emanuela Haller , Adina Magda Florea , Marius Leordeanu

Semi-supervised and unsupervised systems provide operators with invaluable support and can tremendously reduce the operators load. In the light of the necessity to process large volumes of video data and provide autonomous decisions, this…

Machine Learning · Statistics 2017-09-20 Olga Isupova , Danil Kuzin , Lyudmila Mihaylova

Video understanding has been considered as one critical step towards world modeling, which is an important long-term problem in AI research. Recently, multimodal foundation models have shown such potential via large-scale pretraining. These…

Computer Vision and Pattern Recognition · Computer Science 2025-12-23 Boyu Chen , Siran Chen , Kunchang Li , Qinglin Xu , Yu Qiao , Yali Wang

Video semantic segmentation (VSS) is a computationally expensive task due to the per-frame prediction for videos of high frame rates. In recent work, compact models or adaptive network strategies have been proposed for efficient VSS.…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 Yubin Hu , Yuze He , Yanghao Li , Jisheng Li , Yuxing Han , Jiangtao Wen , Yong-Jin Liu

In this paper, task offloading from vehicles with random velocities is optimized via a novel dynamic programming framework. Particularly, in a vehicular network with multiple vehicles and base stations (BSs), computing tasks of vehicles are…

Systems and Control · Electrical Eng. & Systems 2025-09-09 Qianren Li , Yuncong Hong , Bojie Lv , Rui Wang

Most successful self-supervised learning methods are trained to align the representations of two independent views from the data. State-of-the-art methods in video are inspired by image techniques, where these two views are similarly…

This paper presents a method for planning optimal trajectories with a team of Unmanned Aerial Vehicles (UAVs) performing autonomous cinematography. The method is able to plan trajectories online and in a distributed manner, providing…

Robotics · Computer Science 2021-04-06 Alfonso Alcántara , Jesús Capitán , Rita Cunha , Aníbal Ollero

This paper presents a learning-augmented trajectory planning framework for cooperative unmanned aerial vehicle (UAV) and unmanned ground vehicle (UGV) handover missions. While centralized trajectory optimization ensures dynamic feasibility…

Robotics · Computer Science 2026-05-20 Jingshan Chen , Bochen Yu , Henrik Ebel , Peter Eberhard

We propose a supervised contrastive learning framework for video representation learning that leverages temporally global context. We introduce a video to image aggregation strategy that spatially arranges multiple frames from each video…

Computer Vision and Pattern Recognition · Computer Science 2025-12-16 Shaif Chowdhury , Mushfika Rahman , Greg Hamerly

Action recognition has become one of the popular research topics in computer vision. There are various methods based on Convolutional Networks and self-attention mechanisms as Transformers to solve both spatial and temporal dimensions…

Computer Vision and Pattern Recognition · Computer Science 2024-05-03 Hoang-Quan Nguyen , Thanh-Dat Truong , Khoa Luu

There has been abundant work in unsupervised domain adaptation for semantic segmentation (DAS) seeking to adapt a model trained on images from a labeled source domain to an unlabeled target domain. While the vast majority of prior work has…

Computer Vision and Pattern Recognition · Computer Science 2024-02-29 Simar Kareer , Vivek Vijaykumar , Harsh Maheshwari , Prithvijit Chattopadhyay , Judy Hoffman , Viraj Prabhu

In this paper, the main task we aim to tackle is the multi-instance semi-supervised video object segmentation across a sequence of frames where only the first-frame box-level ground-truth is provided. Detection-based algorithms are widely…

Computer Vision and Pattern Recognition · Computer Science 2020-04-17 Mingjie Sun , Jimin Xiao , Eng Gee Lim , Bingfeng Zhang , Yao Zhao
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