1 code implementation • 15 Oct 2024 • Yizhe Liu, Yan Song Hu, Yuhao Chen, John Zelek
Image-based Pose-Agnostic 3D Anomaly Detection is an important task that has emerged in industrial quality control.
1 code implementation • 25 Sep 2024 • Nicolas Abboud, Malak Sayour, Imad H. Elhajj, John Zelek, Daniel Asmar
Calibrated H-SLAM outperforms other state of the art direct, indirect, and hybrid Visual SLAM systems in all the experiments.
no code implementations • 7 Aug 2024 • Yan Song Hu, Dayou Mao, Yuhao Chen, John Zelek
Initial applications of 3D Gaussian Splatting (3DGS) in Visual Simultaneous Localization and Mapping (VSLAM) demonstrate the generation of high-quality volumetric reconstructions from monocular video streams.
no code implementations • 27 Jun 2024 • Yuxiang Huang, Yuhao Chen, John Zelek
In contrast, traditional methods based on optical flow do not require training data, however, they often fail to capture object-level information, leading to over-segmentation or under-segmentation.
no code implementations • 2 May 2024 • Yuxiang Huang, Yuhao Chen, John Zelek
Detecting and segmenting moving objects from a moving monocular camera is challenging in the presence of unknown camera motion, diverse object motions and complex scene structures.
no code implementations • 17 Mar 2024 • Bavesh Balaji, Jerrin Bright, Sirisha Rambhatla, Yuhao Chen, Alexander Wong, John Zelek, David A Clausi
We further introduce a new spatio-temporal network leveraging our novel d-MAE for unique player identification.
no code implementations • 14 Mar 2024 • Jerrin Bright, Bavesh Balaji, Harish Prakash, Yuhao Chen, David A Clausi, John Zelek
Precise Human Mesh Recovery (HMR) with in-the-wild data is a formidable challenge and is often hindered by depth ambiguities and reduced precision.
no code implementations • 3 Mar 2024 • Yuxiang Huang, John Zelek
Motion segmentation is a fundamental problem in computer vision and is crucial in various applications such as robotics, autonomous driving and action recognition.
no code implementations • 24 Sep 2023 • Yuxiang Huang, John Zelek
We then construct two robust affinity matrices representing the pairwise object motion affinities throughout the whole video using epipolar geometry and the motion information provided by optical flow.
no code implementations • 12 Sep 2023 • Bavesh Balaji, Jerrin Bright, Harish Prakash, Yuhao Chen, David A Clausi, John Zelek
To address these issues, we propose a robust keyframe identification module that extracts frames containing essential high-level information about the jersey number.
no code implementations • 2 Sep 2023 • Jerrin Bright, Yuhao Chen, John Zelek
The findings highlight the effectiveness of our method in mitigating the challenges posed by motion blur, thereby enhancing the overall quality of pose estimation.
2 code implementations • 12 Jun 2023 • Georges Younes, Douaa Khalil, John Zelek, Daniel Asmar
The recent success of hybrid methods in monocular odometry has led to many attempts to generalize the performance gains to hybrid monocular SLAM.
no code implementations • 17 May 2022 • Zobeir Raisi, John Zelek
Our central contribution is introducing utilizing an end-to-end scene text spotting framework to adequately capture the irregular and occluded text regions in different challenging places.
no code implementations • 22 Feb 2022 • Zobeir Raisi, Georges Younes, John Zelek
At its core, our proposed method leverages a bounding box loss function that accurately measures the arbitrary detected text regions' changes in scale and aspect ratio.
no code implementations • 6 Oct 2021 • Kanav Vats, Pascale Walters, Mehrnaz Fani, David A. Clausi, John Zelek
The player identification model further takes advantage of the available NHL game roster data to obtain a player identification accuracy of 83%.
no code implementations • 17 Aug 2021 • Kanav Vats, Mehrnaz Fani, David A. Clausi, John Zelek
Identifying players in sports videos by recognizing their jersey numbers is a challenging task in computer vision.
no code implementations • 21 May 2021 • Kanav Vats, Mehrnaz Fani, David A. Clausi, John Zelek
In this paper, we introduce and implement a network for puck localization in broadcast hockey video.
no code implementations • 22 Apr 2021 • Mehrnaz Fani, Pascale Berunelle Walters, David A. Clausi, John Zelek, Alexander Wong
To localize the frames on the ice-rink model, a ResNet18-based regressor is implemented and trained, which regresses to four control points on the model in a frame-by-frame fashion.
1 code implementation • 8 Jun 2020 • Zobeir Raisi, Mohamed A. Naiel, Paul Fieguth, Steven Wardell, John Zelek
Thus, unlike previous surveys in this field, the objectives of this survey are as follows: first, offering the reader not only a review on the recent advancement in scene text detection and recognition, but also presenting the results of conducting extensive experiments using a unified evaluation framework that assesses pre-trained models of the selected methods on challenging cases, and applies the same evaluation criteria on these techniques.
no code implementations • 13 Apr 2020 • Kanav Vats, Mehrnaz Fani, Pascale Walters, David A. Clausi, John Zelek
Experimental results demonstrate the effectiveness of the network by obtaining a 55% average F1 score on the NHL dataset and by achieving competitive performance compared to the state of the art on the SoccerNet dataset.
Ranked #4 on
Action Spotting
on SoccerNet
1 code implementation • Journal of Computational Vision and Imaging Systems 2020 • Manpreet Singh Minhas, John Zelek
But for defect detection lack of availability of a large number of anomalous instances and labelled data is a problem.
no code implementations • 11 Dec 2019 • Kanav Vats, William McNally, Chris Dulhanty, Zhong Qiu Lin, David A. Clausi, John Zelek
The network is able to regress the puck location from broadcast hockey video clips with varying camera angles.
no code implementations • 24 Nov 2019 • Manpreet Singh Minhas, John Zelek
AnoNet can learn from a limited number of images.
Supervised Anomaly Detection
Weakly-supervised Anomaly Detection
no code implementations • 9 May 2019 • Manpreet Singh Minhas, John Zelek
Visual defect assessment is a form of anomaly detection.
no code implementations • 24 Mar 2019 • Kanav Vats, Helmut Neher, Alexander Wong, David A. Clausi, John Zelek
This approach is motivated by the notion that rich contextual knowledge can be transferred between different keypoint subsets representing separate domains.
no code implementations • 11 Mar 2019 • Georges Younes, Daniel Asmar, John Zelek
Monocular Odometry systems can be broadly categorized as being either Direct, Indirect, or a hybrid of both.
no code implementations • 22 Dec 2018 • Zixi Cai, Helmut Neher, Kanav Vats, David Clausi, John Zelek
Third, pose and optical flow streams are fused and passed to fully-connected layers to estimate the hockey player's action.
no code implementations • 15 Apr 2018 • Georges Younes, Daniel Asmar, John Zelek
Visual Odometry (VO) can be categorized as being either direct or feature based.
1 code implementation • 2 Jul 2016 • Georges Younes, Daniel Asmar, Elie Shammas, John Zelek
Extensive research in the field of monocular SLAM for the past fifteen years has yielded workable systems that found their way into various applications in robotics and augmented reality.