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Text-driven human motion synthesis has showcased its potential for revolutionizing motion design in the movie and game industry. Existing methods often rely on 3D motion capture data, which requires special setups, resulting in high costs…

Computer Vision and Pattern Recognition · Computer Science 2026-05-20 Ruoxi Guo , Huaijin Pi , Zehong Shen , Qing Shuai , Zechen Hu , Zhumei Wang , Yajiao Dong , Ruizhen Hu , Taku Komura , Sida Peng , Xiaowei Zhou

Human mobility studies how people move to access their needed resources and plays a significant role in urban planning and location-based services. As a paramount task of human mobility modeling, next location prediction is challenging…

Artificial Intelligence · Computer Science 2024-12-30 Zhaoping Hu , Zongyuan Huang , Jinming Yang , Tao Yang , Yaohui Jin , Yanyan Xu

Action recognition in videos is a challenging task due to the complexity of the spatio-temporal patterns to model and the difficulty to acquire and learn on large quantities of video data. Deep learning, although a breakthrough for image…

Computer Vision and Pattern Recognition · Computer Science 2016-08-26 César Roberto de Souza , Adrien Gaidon , Eleonora Vig , Antonio Manuel López

In recent years, artificial intelligence (AI) based on deep learning (DL) has sparked tremendous global interest. DL is widely used today and has expanded into various interesting areas. It is becoming more popular in cross-subject…

Computer Vision and Pattern Recognition · Computer Science 2019-11-13 Ahmed Ali Hammam , Mona Soliman , Aboul Ella Hassanien

We introduce a novel semi-supervised video segmentation approach based on an efficient video representation, called as "super-trajectory". Each super-trajectory corresponds to a group of compact trajectories that exhibit consistent motion…

Computer Vision and Pattern Recognition · Computer Science 2017-07-25 Wenguan Wang , Jianbing Shen , Jianwen Xie , Fatih Porikli

Optimization-based 3D object tracking is known to be precise and fast, but sensitive to large inter-frame displacements. In this paper we propose a fast and effective non-local 3D tracking method. Based on the observation that erroneous…

Computer Vision and Pattern Recognition · Computer Science 2022-07-27 Xuhui Tian , Xinran Lin , Fan Zhong , Xueying Qin

Localized Narratives is a dataset with detailed natural language descriptions of images paired with mouse traces that provide a sparse, fine-grained visual grounding for phrases. We propose TReCS, a sequential model that exploits this…

Computer Vision and Pattern Recognition · Computer Science 2021-04-01 Jing Yu Koh , Jason Baldridge , Honglak Lee , Yinfei Yang

In this paper, we propose a new framework for action localization that tracks people in videos and extracts full-body human tubes, i.e., spatio-temporal regions localizing actions, even in the case of occlusions or truncations. This is…

Computer Vision and Pattern Recognition · Computer Science 2017-07-25 Nicolas Chesneau , Grégory Rogez , Karteek Alahari , Cordelia Schmid

Current research on visual place recognition mostly focuses on aggregating local visual features of an image into a single vector representation. Therefore, high-level information such as the geometric arrangement of the features is…

Computer Vision and Pattern Recognition · Computer Science 2021-01-22 Felix Taubner , Florian Tschopp , Tonci Novkovic , Roland Siegwart , Fadri Furrer

Existing deep learning approaches on 3d human pose estimation for videos are either based on Recurrent or Convolutional Neural Networks (RNNs or CNNs). However, RNN-based frameworks can only tackle sequences with limited frames because…

Computer Vision and Pattern Recognition · Computer Science 2019-08-23 Jiahao Lin , Gim Hee Lee

This paper presents a method for improving any object tracking algorithm based on machine learning. During the training phase, important trajectory features are extracted which are then used to calculate a confidence value of trajectory.…

Computer Vision and Pattern Recognition · Computer Science 2010-07-21 Duc Phu Chau , Francois Bremond , Etienne Corvee , Monique Thonnat

Due to the advent of new mobile devices and tracking sensors in recent years, huge amounts of data are being produced every day. Therefore, novel methodologies need to emerge that dive through this vast sea of information and generate…

Computer Vision and Pattern Recognition · Computer Science 2022-05-31 Ioannis Kontopoulos , Antonios Makris , Konstantinos Tserpes , Vania Bogorny

Tracking and reconstructing the 3D pose and geometry of two hands in interaction is a challenging problem that has a high relevance for several human-computer interaction applications, including AR/VR, robotics, or sign language…

Computer Vision and Pattern Recognition · Computer Science 2021-06-23 Jiayi Wang , Franziska Mueller , Florian Bernard , Suzanne Sorli , Oleksandr Sotnychenko , Neng Qian , Miguel A. Otaduy , Dan Casas , Christian Theobalt

To plan safe trajectories in urban environments, autonomous vehicles must be able to quickly assess the future intentions of dynamic agents. Pedestrians are particularly challenging to model, as their motion patterns are often uncertain…

Robotics · Computer Science 2014-05-23 Sarah Ferguson , Brandon Luders , Robert C. Grande , Jonathan P. How

Human skeleton, as a compact representation of human action, has received increasing attention in recent years. Many skeleton-based action recognition methods adopt graph convolutional networks (GCN) to extract features on top of human…

Computer Vision and Pattern Recognition · Computer Science 2022-04-05 Haodong Duan , Yue Zhao , Kai Chen , Dahua Lin , Bo Dai

Real-time simultaneous tracking of hands manipulating and interacting with external objects has many potential applications in augmented reality, tangible computing, and wearable computing. However, due to difficult occlusions, fast…

Computer Vision and Pattern Recognition · Computer Science 2016-10-18 Srinath Sridhar , Franziska Mueller , Michael Zollhöfer , Dan Casas , Antti Oulasvirta , Christian Theobalt

This work proposes a process for efficiently training a point-wise object detector that enables localizing objects and computing their 6D poses in cluttered and occluded scenes. Accurate pose estimation is typically a requirement for robust…

Computer Vision and Pattern Recognition · Computer Science 2019-02-22 Jean-Philippe Mercier , Chaitanya Mitash , Philippe Giguère , Abdeslam Boularias

The interest in 3D dynamical tracking is growing in fields such as robotics, biology and fluid dynamics. Recently, a major source of progress in 3D tracking has been the study of collective behaviour in biological systems, where the…

Computer Vision and Pattern Recognition · Computer Science 2015-11-05 Andrea Cavagna , Chiara Creato , Lorenzo Del Castello , Stefania Melillo , Leonardo Parisi , Massimiliano Viale

Visual localization and mapping is a crucial capability to address many challenges in mobile robotics. It constitutes a robust, accurate and cost-effective approach for local and global pose estimation within prior maps. Yet, in highly…

Computer Vision and Pattern Recognition · Computer Science 2018-07-11 Guoxiang Zhou , Berta Bescos , Marcin Dymczyk , Mark Pfeiffer , José Neira , Roland Siegwart

In this paper, a simultaneous localization and mapping (SLAM) method that eliminates the influence of moving objects in dynamic environments is proposed. This method utilizes the correlation between map points to separate points that are…

Computer Vision and Pattern Recognition · Computer Science 2020-07-21 Weichen Dai , Yu Zhang , Ping Li , Zheng Fang , Sebastian Scherer