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Related papers: Occluded Prohibited Items Detection: an X-ray Secu…

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Occlusion, where target structures are partially hidden by surgical instruments or overlapping tissues, remains a critical yet underexplored challenge for foundation segmentation models in clinical endoscopy. We introduce OccSAM-Bench, a…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Nhan Ho , Luu Le , Thanh-Huy Nguyen , Thien Nguyen , Xiaofeng Liu , Ulas Bagci

Image matching is a fundamental and critical task in various visual applications, such as Simultaneous Localization and Mapping (SLAM) and image retrieval, which require accurate pose estimation. However, most existing methods ignore the…

Computer Vision and Pattern Recognition · Computer Science 2023-08-31 Miao Fan , Mingrui Chen , Chen Hu , Shuchang Zhou

In the last two decades, luggage scanning has globally become one of the prime aviation security concerns. Manual screening of the baggage items is a cumbersome, subjective and inefficient process. Hence, many researchers have developed…

Computer Vision and Pattern Recognition · Computer Science 2020-01-22 Taimur Hassan , Salman H. Khan , Samet Akcay , Mohammed Bennamoun , Naoufel Werghi

Automated systems designed for screening contraband items from the X-ray imagery are still facing difficulties with high clutter, concealment, and extreme occlusion. In this paper, we addressed this challenge using a novel multi-scale…

Computer Vision and Pattern Recognition · Computer Science 2021-09-22 Taimur Hassan , Samet Akcay , Mohammed Bennamoun , Salman Khan , Naoufel Werghi

With the rapid development of modern transportation systems and the exponential growth of logistics volumes, intelligent X-ray-based security inspection systems play a crucial role in public safety. Although single-view X-ray baggage…

Computer Vision and Pattern Recognition · Computer Science 2025-05-06 Shilong Hong , Yanzhou Zhou , Weichao Xu

Occlusion presents a significant challenge in human pose estimation. The challenges posed by occlusion can be attributed to the following factors: 1) Data: The collection and annotation of occluded human pose samples are relatively…

Computer Vision and Pattern Recognition · Computer Science 2024-01-10 Linhao Xu , Lin Zhao , Xinxin Sun , Di Wang , Guangyu Li , Kedong Yan

In the last two decades, baggage scanning has globally become one of the prime aviation security concerns. Manual screening of the baggage items is tedious, error-prone, and compromise privacy. Hence, many researchers have developed X-ray…

Computer Vision and Pattern Recognition · Computer Science 2020-04-16 Taimur Hassan , Samet Akcay , Mohammed Bennamoun , Salman Khan , Naoufel Werghi

Detecting baggage threats is one of the most difficult tasks, even for expert officers. Many researchers have developed computer-aided screening systems to recognize these threats from the baggage X-ray scans. However, all of these…

Computer Vision and Pattern Recognition · Computer Science 2020-10-06 Taimur Hassan , Samet Akcay , Mohammed Bennamoun , Salman Khan , Naoufel Werghi

Occlusion Boundary Estimation (OBE) identifies boundaries arising from both inter-object occlusions and self-occlusion within individual objects. This task is closely related to Monocular Depth Estimation (MDE), which infers depth from a…

Computer Vision and Pattern Recognition · Computer Science 2025-12-01 Lintao Xu , Yinghao Wang , Chaohui Wang

3D Multi-object tracking (MOT) ensures consistency during continuous dynamic detection, conducive to subsequent motion planning and navigation tasks in autonomous driving. However, camera-based methods suffer in the case of occlusions and…

Computer Vision and Pattern Recognition · Computer Science 2022-09-13 Li Wang , Xinyu Zhang , Wenyuan Qin , Xiaoyu Li , Lei Yang , Zhiwei Li , Lei Zhu , Hong Wang , Jun Li , Huaping Liu

Identifying potential threats concealed within the baggage is of prime concern for the security staff. Many researchers have developed frameworks that can detect baggage threats from X-ray scans. However, to the best of our knowledge, all…

Computer Vision and Pattern Recognition · Computer Science 2021-07-20 Taimur Hassan , Samet Akcay , Mohammed Bennamoun , Salman Khan , Naoufel Werghi

Occlusion is one of the most significant challenges encountered by object detectors and trackers. While both object detection and tracking has received a lot of attention in the past, most existing methods in this domain do not target…

Computer Vision and Pattern Recognition · Computer Science 2021-06-22 Satyaki Chakraborty , Martial Hebert

Occluded person re-identification (Re-ID) aims to address the potential occlusion problem when matching occluded or holistic pedestrians from different camera views. Many methods use the background as artificial occlusion and rely on…

Computer Vision and Pattern Recognition · Computer Science 2024-02-23 Jiaer Xia , Lei Tan , Pingyang Dai , Mingbo Zhao , Yongjian Wu , Liujuan Cao

Occlusion handling is one of the challenges of object detection and segmentation, and scene understanding. Because objects appear differently when they are occluded in varying degree, angle, and locations. Therefore, determining the…

Computer Vision and Pattern Recognition · Computer Science 2022-04-28 Kaziwa Saleh , Zoltan Vamossy

Automatic X-ray prohibited item detection is vital for public safety. Existing deep learning-based methods all assume that the annotations of training X-ray images are correct. However, obtaining correct annotations is extremely hard if not…

Computer Vision and Pattern Recognition · Computer Science 2025-01-06 Ruikang Chen , Yan Yan , Jing-Hao Xue , Yang Lu , Hanzi Wang

Recovering the occlusion relationships between objects is a fundamental human visual ability which yields important information about the 3D world. In this paper we propose a deep network architecture, called DOC, which acts on a single…

Computer Vision and Pattern Recognition · Computer Science 2016-07-26 Peng Wang , Alan Yuille

Single-object tracking (SOT) on edge devices is a critical computer vision task, requiring accurate and continuous target localization across video frames under occlusion, distractor interference, and fast motion. However, recent…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Syed Muhammad Raza , Syed Murtaza Hussain Abidi , Khawar Islam , Muhammad Ibrahim , Ajmal Saeed Mian

Millimeter-wave (mmWave) radar provides robust sensing under adverse conditions and can penetrate thin materials for non-visual perception in industrial and robotic settings. Recent work with MIMO mmWave radar has demonstrated its ability…

Signal Processing · Electrical Eng. & Systems 2026-04-03 Stefan Hägele , Adam Misik , Constantin Patsch , Eckehard Steinbach

Inadequate bounding box modeling in regression tasks constrains the performance of one-stage 3D object detection. Our study reveals that the primary reason lies in two aspects: (1) The limited center-offset prediction seriously impairs the…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Weiping Xiao , Yiqiang Wu , Chang Liu , Yu Qin , Xiaomao Li , Liming Xin

We propose a novel online multi-object visual tracker using a Gaussian mixture Probability Hypothesis Density (GM-PHD) filter and deep appearance learning. The GM-PHD filter has a linear complexity with the number of objects and…

Computer Vision and Pattern Recognition · Computer Science 2021-08-06 Nathanael L. Baisa