Modeling multi-label action dependencies for temporal action localization

P Tirupattur, K Duarte, YS Rawat… - Proceedings of the …, 2021 - openaccess.thecvf.com
Real world videos contain many complex actions with inherent relationships between action
classes. In this work, we propose an attention-based architecture that model these action …

A novel geometric framework on gram matrix trajectories for human behavior understanding

A Kacem, M Daoudi, BB Amor, S Berretti… - IEEE transactions on …, 2018 - ieeexplore.ieee.org
In this paper, we propose a novel space-time geometric representation of human landmark
configurations and derive tools for comparison and classification. We model the temporal …

Classification of drilling stick slip severity using machine learning

C Hegde, H Millwater, K Gray - Journal of Petroleum Science and …, 2019 - Elsevier
Rate of penetration (ROP) is a key metric used to monitor the success of drilling a well. It is
directly affected by drilling vibrations since excessive vibrations result in a reduction of ROP …

Multi-manifold attention for vision transformers

D Konstantinidis, I Papastratis, K Dimitropoulos… - IEEE …, 2023 - ieeexplore.ieee.org
Vision Transformers are very popular nowadays due to their state-of-the-art performance in
several computer vision tasks, such as image classification and action recognition. Although …

Deep covariance descriptors for facial expression recognition

N Otberdout, A Kacem, M Daoudi, L Ballihi… - arXiv preprint arXiv …, 2018 - arxiv.org
In this paper, covariance matrices are exploited to encode the deep convolutional neural
networks (DCNN) features for facial expression recognition. The space geometry of the …

Emotion recognition by body movement representation on the manifold of symmetric positive definite matrices

M Daoudi, S Berretti, P Pala, Y Delevoye… - Image Analysis and …, 2017 - Springer
Emotion recognition is attracting great interest for its potential application in a multitude of
real-life situations. Much of the Computer Vision research in this field has focused on …

Beyond vision: a semantic reasoning enhanced model for gesture recognition with improved spatiotemporal capacity

Y Wang, C Cao, Y Zhang - … on Pattern Recognition and Computer Vision …, 2022 - Springer
Gesture recognition is an imperative and practical problem owing to its great application
potential. Although recent works have made great progress in this field, there also exist three …

Siamese tracking with adaptive template-updating strategy

Z Xu, H Luo, B Hui, Z Chang, M Ju - Applied Sciences, 2019 - mdpi.com
Recently, we combined a contour-detection network and a fully convolutional Siamese
tracking network to initialize a new start-up of vehicle tracking by clicking on the target …

Video Action Understanding: Action Classification, Temporal Localization, And Detection

P Tirupattur - 2024 - stars.library.ucf.edu
Video action understanding involves comprehending actions performed by humans,
depicted in videos. Central to the task of video action understanding are four fundamental …

Novel Geometric Tools for Human Behavior Understanding

A Kacem - 2018 - hal.science
Developing intelligent systems dedicated to human behavior understanding has been a very
hot research topic in the few recent decades. Indeed, it is crucial to understand the human …