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We propose a novel real-time selfie video stabilization method. Our method is completely automatic and runs at 26 fps. We use a 1D linear convolutional network to directly infer the rigid moving least squares warping which implicitly…

Computer Vision and Pattern Recognition · Computer Science 2021-06-18 Jiyang Yu , Ravi Ramamoorthi , Keli Cheng , Michel Sarkis , Ning Bi

We present an approach to estimating camera rotation in crowded, real-world scenes from handheld monocular video. While camera rotation estimation is a well-studied problem, no previous methods exhibit both high accuracy and acceptable…

Computer Vision and Pattern Recognition · Computer Science 2023-09-18 Fabien Delattre , David Dirnfeld , Phat Nguyen , Stephen Scarano , Michael J. Jones , Pedro Miraldo , Erik Learned-Miller

We focus on first-person action recognition from egocentric videos. Unlike third person domain, researchers have divided first-person actions into two categories: involving hand-object interactions and the ones without, and developed…

Computer Vision and Pattern Recognition · Computer Science 2019-10-18 Sagar Verma , Pravin Nagar , Divam Gupta , Chetan Arora

Video reasoning models are a core component of egocentric and embodied agents. However, standard benchmarks for assessing models provide only evaluation of the output (e.g. the answer to a question), without evaluation of intermediate…

Computer Vision and Pattern Recognition · Computer Science 2026-05-18 Arsha Nagrani , Jasper Uijilings , Shyamal Buch , Tobias Weyand , Sudheendra Vijayanarasimhan , Bo Hu , Ramin Mehran , David A Ross , Cordelia Schmid

Traditional video summarization methods generate fixed video representations regardless of user interest. Therefore such methods limit users' expectations in content search and exploration scenarios. Multi-modal video summarization is one…

Computer Vision and Pattern Recognition · Computer Science 2021-04-27 Jia-Hong Huang , Luka Murn , Marta Mrak , Marcel Worring

We propose a stereo vision-based approach for tracking the camera ego-motion and 3D semantic objects in dynamic autonomous driving scenarios. Instead of directly regressing the 3D bounding box using end-to-end approaches, we propose to use…

Computer Vision and Pattern Recognition · Computer Science 2018-11-30 Peiliang Li , Tong Qin , Shaojie Shen

With the spread of wearable devices and head mounted cameras, a wide range of application requiring precise user localization is now possible. In this paper we propose to treat the problem of obtaining the user position with respect to a…

Computer Vision and Pattern Recognition · Computer Science 2016-07-29 Stefano Alletto , Giuseppe Serra , Rita Cucchiara

Video Moment Retrieval (VMR) aims to retrieve temporal segments in untrimmed videos corresponding to a given language query by constructing cross-modal alignment strategies. However, these existing strategies are often sub-optimal since…

Computer Vision and Pattern Recognition · Computer Science 2023-12-20 Zhihang Liu , Jun Li , Hongtao Xie , Pandeng Li , Jiannan Ge , Sun-Ao Liu , Guoqing Jin

Evaluation of automatic video summaries is a challenging problem. In the past years, some evaluation methods are presented that utilize only a single feature like color feature to detect similarity between automatic video summaries and…

Computer Vision and Pattern Recognition · Computer Science 2016-04-20 Karim M. Mahmoud

Wearable cameras allow people to record their daily activities from a user-centered (First Person Vision) perspective. Due to their favorable location, wearable cameras frequently capture the hands of the user, and may thus represent a…

Human-Computer Interaction · Computer Science 2016-09-15 Alejandro Betancourt , Pietro Morerio , Emilia Barakova , Lucio Marcenaro , Matthias Rauterberg , Carlo Regazzoni

Video stabilization algorithms are of greater importance nowadays with the prevalence of hand-held devices which unavoidably produce videos with undesirable shaky motions. In this paper we propose a data-driven online video stabilization…

Computer Vision and Pattern Recognition · Computer Science 2019-07-25 Chia-Hung Huang , Hang Yin , Yu-Wing Tai , Chi-Keung Tang

We present a technique that uses images, videos and sensor data taken from first-person point-of-view devices to perform egocentric field-of-view (FOV) localization. We define egocentric FOV localization as capturing the visual information…

Computer Vision and Pattern Recognition · Computer Science 2016-11-17 Vinay Bettadapura , Irfan Essa , Caroline Pantofaru

First-person video naturally brings the use of a physical environment to the forefront, since it shows the camera wearer interacting fluidly in a space based on his intentions. However, current methods largely separate the observed actions…

Computer Vision and Pattern Recognition · Computer Science 2020-03-31 Tushar Nagarajan , Yanghao Li , Christoph Feichtenhofer , Kristen Grauman

Most existing real-time deep models trained with each frame independently may produce inconsistent results across the temporal axis when tested on a video sequence. A few methods take the correlations in the video sequence into…

Computer Vision and Pattern Recognition · Computer Science 2022-02-28 Yifan Liu , Chunhua Shen , Changqian Yu , Jingdong Wang

First-person stories can be analyzed by means of egocentric pictures acquired throughout the whole active day with wearable cameras. This manuscript presents an egocentric dataset with more than 45,000 pictures from four people in different…

Computer Vision and Pattern Recognition · Computer Science 2017-07-26 Pedro Herruzo , Laura Portell , Alberto Soto , Beatriz Remeseiro

Video is one of the robust sources of information and the consumption of online and offline videos has reached an unprecedented level in the last few years. A fundamental challenge of extracting information from videos is a viewer has to go…

Information Retrieval · Computer Science 2020-11-17 Shruti Jadon , Mahmood Jasim

In this work, we address the problem of measuring and predicting temporal video saliency - a metric which defines the importance of a video frame for human attention. Unlike the conventional spatial saliency which defines the location of…

Human-Computer Interaction · Computer Science 2020-02-13 Oleksii Sidorov , Marius Pedersen , Nam Wook Kim , Sumit Shekhar

Hand pose estimation from egocentric video has broad implications across various domains, including human-computer interaction, assistive technologies, activity recognition, and robotics, making it a topic of significant research interest.…

Computer Vision and Pattern Recognition · Computer Science 2024-09-12 Olga Taran , Damian M. Manzone , Jose Zariffa

Semantic scene segmentation has primarily been addressed by forming representations of single images both with supervised and unsupervised methods. The problem of semantic segmentation in dynamic scenes has begun to recently receive…

Computer Vision and Pattern Recognition · Computer Science 2019-04-02 Li Ding , Jack Terwilliger , Rini Sherony , Bryan Reimer , Lex Fridman

Self-supervised approaches for video have shown impressive results in video understanding tasks. However, unlike early works that leverage temporal self-supervision, current state-of-the-art methods primarily rely on tasks from the image…

Computer Vision and Pattern Recognition · Computer Science 2023-12-21 Ishan Rajendrakumar Dave , Simon Jenni , Mubarak Shah