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Detecting and matching robust viewpoint-invariant keypoints is critical for visual SLAM and Structure-from-Motion. State-of-the-art learning-based methods generate training samples via homography adaptation to create 2D synthetic views with…

Computer Vision and Pattern Recognition · Computer Science 2020-11-19 Jiexiong Tang , Rares Ambrus , Vitor Guizilini , Sudeep Pillai , Hanme Kim , Patric Jensfelt , Adrien Gaidon

Video subtitles play a crucial role in short videos and movies, as they not only help models better understand video content but also support applications such as video translation and content retrieval. Existing video subtitle extraction…

Computer Vision and Pattern Recognition · Computer Science 2025-12-05 Haiyang Yu , Mengyang Zhao , Jinghui Lu , Ke Niu , Yanjie Wang , Weijie Yin , Weitao Jia , Teng Fu , Yang Liu , Jun Liu , Hong Chen

Multi-view cooperative perception and multimodal fusion are essential for reliable 3D spatiotemporal understanding in autonomous driving, especially under occlusions, limited viewpoints, and communication delays in V2X scenarios. This paper…

Computer Vision and Pattern Recognition · Computer Science 2025-12-29 Zhenwei Yang , Yibo Ai , Weidong Zhang

Recent Video Large Language Models (Video-LLMs) have demonstrated strong capabilities in video reasoning through reinforcement learning (RL). However, existing RL pipelines rely heavily on human-annotated tasks and solutions, making them…

Computer Vision and Pattern Recognition · Computer Science 2026-05-22 Shiqi Huang , Ziyue Wang , Zhongrong Zuo , Han Qiu , Qi She , Bihan Wen

Deep-learning and large scale language-image training have produced image object detectors that generalise well to diverse environments and semantic classes. However, single-image object detectors trained on internet data are not optimally…

Robotics · Computer Science 2024-02-07 Nicolas Harvey Chapman , Feras Dayoub , Will Browne , Chris Lehnert

Efficient Visual Instruction Fine-Tuning (EVIT) seeks to adapt Multimodal Large Language Models (MLLMs) to downstream tasks with minimal computational overhead. However, as task diversity and complexity increase, EVIT faces significant…

Computer Vision and Pattern Recognition · Computer Science 2025-07-02 Pengkun Jiao , Bin Zhu , Jingjing Chen , Chong-Wah Ngo , Yu-Gang Jiang

Current language-guided robotic manipulation systems often require low-level action-labeled datasets for imitation learning. While object-centric flow prediction methods mitigate this issue, they remain limited to scenarios involving rigid…

Robotics · Computer Science 2025-07-09 Yixiang Chen , Peiyan Li , Yan Huang , Jiabing Yang , Kehan Chen , Liang Wang

In egocentric scenarios, anticipating both the next action and its visual outcome is essential for understanding human-object interactions and for enabling robotic planning. However, existing paradigms fall short of jointly modeling these…

Computer Vision and Pattern Recognition · Computer Science 2025-08-29 Binjie Zhang , Mike Zheng Shou

We present a self-supervised approach for learning video representations using temporal video alignment as a pretext task, while exploiting both frame-level and video-level information. We leverage a novel combination of temporal alignment…

Computer Vision and Pattern Recognition · Computer Science 2023-08-21 Sanjay Haresh , Sateesh Kumar , Huseyin Coskun , Shahram Najam Syed , Andrey Konin , Muhammad Zeeshan Zia , Quoc-Huy Tran

Environment understanding in egocentric videos is an important step for applications like robotics, augmented reality and assistive technologies. These videos are characterized by dynamic interactions and a strong dependence on the wearer…

Computer Vision and Pattern Recognition · Computer Science 2025-03-12 Lorenzo Mur-Labadia , Josechu Guerrero , Ruben Martinez-Cantin

This technical report presents our solution, EgoAdapt (Egocentric Adaptation via Category, Calibration, and Consistency), to the CVPR 2026 HD-EPIC VQA challenge. HD-EPIC evaluates whether a vision-language model can reason over realistic…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Zhiwei Chen , Yupeng Hu , Zixu Li , Zhiheng Fu , Guozhi Qiu , Weili Guan , Liqiang Nie

User-Centric Embodied Visual Tracking (UC-EVT) presents a novel challenge for reinforcement learning-based models due to the substantial gap between high-level user instructions and low-level agent actions. While recent advancements in…

Computer Vision and Pattern Recognition · Computer Science 2025-05-28 Kui Wu , Hao Chen , Churan Wang , Fakhri Karray , Zhoujun Li , Yizhou Wang , Fangwei Zhong

Ultra-long egocentric videos spanning multiple days present significant challenges for video understanding. Existing approaches still rely on fragmented local processing and limited temporal modeling, restricting their ability to reason…

Computer Vision and Pattern Recognition · Computer Science 2026-03-02 Shitong Sun , Ke Han , Yukai Huang , Weitong Cai , Jifei Song

We introduce Perception Encoder (PE), a state-of-the-art vision encoder for image and video understanding trained via simple vision-language learning. Traditionally, vision encoders have relied on a variety of pretraining objectives, each…

We present CLIP2Video network to transfer the image-language pre-training model to video-text retrieval in an end-to-end manner. Leading approaches in the domain of video-and-language learning try to distill the spatio-temporal video…

Computer Vision and Pattern Recognition · Computer Science 2021-06-22 Han Fang , Pengfei Xiong , Luhui Xu , Yu Chen

Foundation video generation models such as WAN 2.2 exhibit strong text- and image-conditioned synthesis abilities but remain constrained to the same-view generation setting. In this work, we introduce Exo2EgoSyn, an adaptation of WAN 2.2…

Computer Vision and Pattern Recognition · Computer Science 2025-11-26 Mohammad Mahdi , Yuqian Fu , Nedko Savov , Jiancheng Pan , Danda Pani Paudel , Luc Van Gool

Humans can rearrange objects in cluttered environments using egocentric perception, navigating occlusions without global coordinates. Inspired by this capability, we study long-horizon multi-object non-prehensile rearrangement for mobile…

Robotics · Computer Science 2026-02-23 Boyuan An , Zhexiong Wang , Yipeng Wang , Jiaqi Li , Sihang Li , Jing Zhang , Chen Feng

We introduce EgoSchema, a very long-form video question-answering dataset, and benchmark to evaluate long video understanding capabilities of modern vision and language systems. Derived from Ego4D, EgoSchema consists of over 5000 human…

Computer Vision and Pattern Recognition · Computer Science 2023-08-21 Karttikeya Mangalam , Raiymbek Akshulakov , Jitendra Malik

Humans can perceive and reason about spatial relationships from sequential visual observations, such as egocentric video streams. However, how pretrained models acquire such abilities, especially high-level reasoning, remains unclear. This…

Artificial Intelligence · Computer Science 2025-04-18 Baining Zhao , Ziyou Wang , Jianjie Fang , Chen Gao , Fanhang Man , Jinqiang Cui , Xin Wang , Xinlei Chen , Yong Li , Wenwu Zhu

Accurate driving behavior recognition and reasoning are critical for autonomous driving video understanding. However, existing methods often tend to dig out the shallow causal, fail to address spurious correlations across modalities, and…

Computer Vision and Pattern Recognition · Computer Science 2025-07-09 Tongtong Cheng , Rongzhen Li , Yixin Xiong , Tao Zhang , Jing Wang , Kai Liu