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Related papers: Action Completion: A Temporal Model for Moment Det…

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Tensor completion is an extension of matrix completion aimed at recovering a multiway data tensor by leveraging a given subset of its entries (observations) and the pattern of observation. The low-rank assumption is key in establishing a…

Numerical Analysis · Mathematics 2026-03-12 Shakir Showkat Sofi , Lieven De Lathauwer

Though action recognition in videos has achieved great success recently, it remains a challenging task due to the massive computational cost. Designing lightweight networks is a possible solution, but it may degrade the recognition…

Computer Vision and Pattern Recognition · Computer Science 2020-02-11 Wenhao Wu , Dongliang He , Xiao Tan , Shifeng Chen , Yi Yang , Shilei Wen

Automated vision-based score estimation models can be used as an alternate opinion to avoid judgment bias. In the past works the score estimation models were learned by regressing the video representations to the ground truth score provided…

Computer Vision and Pattern Recognition · Computer Science 2020-02-28 Hiteshi Jain , Gaurav Harit , Avinash Sharma

This paper introduces a probabilistic graphical model for continuous action recognition with two novel components: substructure transition model and discriminative boundary model. The first component encodes the sparse and global temporal…

Computer Vision and Pattern Recognition · Computer Science 2012-03-12 Zhaowen Wang , Jinjun Wang , Jing Xiao , Kai-Hsiang Lin , Thomas Huang

Temporally locating and classifying action segments in long untrimmed videos is of particular interest to many applications like surveillance and robotics. While traditional approaches follow a two-step pipeline, by generating frame-wise…

Computer Vision and Pattern Recognition · Computer Science 2019-04-03 Yazan Abu Farha , Juergen Gall

Human beings always engage in a vast range of activities and tasks that demonstrate their ability to adapt to different scenarios. Any human activity can be represented as a temporal sequence of actions performed to achieve a certain goal.…

Computer Vision and Pattern Recognition · Computer Science 2023-07-21 Vinayak Gupta , Srikanta Bedathur

The problem of anticipating human actions is an inherently uncertain one. However, we can reduce this uncertainty if we have a sense of the goal that the actor is trying to achieve. Here, we present an action anticipation model that…

Computer Vision and Pattern Recognition · Computer Science 2024-08-22 Debaditya Roy , Basura Fernando

Heterogeneous but complementary sources of data provide an unprecedented opportunity for developing accurate statistical models of systems. Although the existing methods have shown promising results, they are mostly applicable to situations…

Applications · Statistics 2020-08-18 Feng Wang , Mostafa Reisi Gahrooei , Zhen Zhong , Tao Tang , Jianjun Shi

Temporal action segmentation approaches have been very successful recently. However, annotating videos with frame-wise labels to train such models is very expensive and time consuming. While weakly supervised methods trained using only…

Computer Vision and Pattern Recognition · Computer Science 2021-03-29 Zhe Li , Yazan Abu Farha , Juergen Gall

Object pose estimation is an integral part of robot vision and AR. Previous 6D pose retrieval pipelines treat the problem either as a regression task or discretize the pose space to classify. We change this paradigm and reformulate the…

Computer Vision and Pattern Recognition · Computer Science 2020-12-02 Benjamin Busam , Hyun Jun Jung , Nassir Navab

Despite huge progress in skeleton-based action recognition, its generalizability to different domains remains a challenging issue. In this paper, to solve the skeleton action generalization problem, we present a recover-and-resample…

Computer Vision and Pattern Recognition · Computer Science 2024-11-01 Hanchao Liu , Yujiang Li , Tai-Jiang Mu , Shi-Min Hu

In this paper, we present a novel perceptual consistency perspective on video semantic segmentation, which can capture both temporal consistency and pixel-wise correctness. Given two nearby video frames, perceptual consistency measures how…

Computer Vision and Pattern Recognition · Computer Science 2021-10-26 Yizhe Zhang , Shubhankar Borse , Hong Cai , Ying Wang , Ning Bi , Xiaoyun Jiang , Fatih Porikli

We introduce associative embedding, a novel method for supervising convolutional neural networks for the task of detection and grouping. A number of computer vision problems can be framed in this manner including multi-person pose…

Computer Vision and Pattern Recognition · Computer Science 2017-06-12 Alejandro Newell , Zhiao Huang , Jia Deng

Temporal action localization aims to identify the boundaries and categories of actions in videos, such as scoring a goal in a football match. Single-frame supervision has emerged as a labor-efficient way to train action localizers as it…

Human-Computer Interaction · Computer Science 2023-12-11 Changjian Chen , Jiashu Chen , Weikai Yang , Haoze Wang , Johannes Knittel , Xibin Zhao , Steffen Koch , Thomas Ertl , Shixia Liu

This report presents our method for Temporal Action Localisation (TAL), which focuses on identifying and classifying actions within specific time intervals throughout a video sequence. We employ a data augmentation technique by expanding…

Computer Vision and Pattern Recognition · Computer Science 2024-10-15 Yinan Han , Qingyuan Jiang , Hongming Mei , Yang Yang , Jinhui Tang

Online action recognition is an important task for human centered intelligent services, which is still difficult to achieve due to the varieties and uncertainties of spatial and temporal scales of human actions. In this paper, we propose…

Computer Vision and Pattern Recognition · Computer Science 2020-11-04 Guoliang Liu , Qinghui Zhang , Yichao Cao , Junwei Li , Hao Wu , Guohui Tian

This paper considers the task of detecting the ball from a single viewpoint in the challenging but common case where the ball interacts frequently with players while being poorly contrasted with respect to the background. We propose a novel…

Computer Vision and Pattern Recognition · Computer Science 2021-12-02 Gabriel Van Zandycke , Christophe De Vleeschouwer

Many interesting events in the real world are rare making preannotated machine learning ready videos a rarity in consequence. Thus, temporal activity detection models that are able to learn from a few examples are desirable. In this paper,…

Computer Vision and Pattern Recognition · Computer Science 2020-04-02 Huijuan Xu , Ximeng Sun , Eric Tzeng , Abir Das , Kate Saenko , Trevor Darrell

Autonomous robots deal with unexpected scenarios in real environments. Given input images, various visual perception tasks can be performed, e.g., semantic segmentation, depth estimation and normal estimation. These different tasks provide…

Computer Vision and Pattern Recognition · Computer Science 2022-03-01 Boyang Sun , Jiaxu Xing , Hermann Blum , Roland Siegwart , Cesar Cadena

With the widespread use of installed cameras, video-based monitoring approaches have seized considerable attention for different purposes like assisted living. Temporal redundancy and the sheer size of raw videos are the two most common…

Computer Vision and Pattern Recognition · Computer Science 2022-09-30 Ali Abdari , Pouria Amirjan , Azadeh Mansouri