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A novel object detection method is presented that handles freely rotated objects of arbitrary sizes, including tiny objects as small as $2\times 2$ pixels. Such tiny objects appear frequently in remotely sensed images, and present a…

Computer Vision and Pattern Recognition · Computer Science 2022-02-16 Mohsen Zand , Ali Etemad , Michael Greenspan

We address the problem of instance-level semantic segmentation, which aims at jointly detecting, segmenting and classifying every individual object in an image. In this context, existing methods typically propose candidate objects, usually…

Computer Vision and Pattern Recognition · Computer Science 2017-04-10 Zeeshan Hayder , Xuming He , Mathieu Salzmann

The increasing deployment of small drones as tools of conflict and disruption has amplified their threat, highlighting the urgent need for effective anti-drone measures. However, the compact size of most drones presents a significant…

Computer Vision and Pattern Recognition · Computer Science 2024-12-24 Hanfang Liang , Jinming Hu , Xiaohuan Ling , Bing Wang

Object detection in natural environments is still a very challenging task, even though deep learning has brought a tremendous improvement in performance over the last years. A fundamental problem of object detection based on deep learning…

Computer Vision and Pattern Recognition · Computer Science 2020-04-29 Julian Pegoraro , Roman Pflugfelder

Detecting partially occluded objects is a difficult task. Our experimental results show that deep learning approaches, such as Faster R-CNN, are not robust at object detection under occlusion. Compositional convolutional neural networks…

Computer Vision and Pattern Recognition · Computer Science 2020-06-02 Angtian Wang , Yihong Sun , Adam Kortylewski , Alan Yuille

In critical applications, including search-and-rescue in degraded environments, blockages can be prevalent and prevent the effective deployment of certain sensing modalities, particularly vision, due to occlusion and the constrained range…

Instance segmentation is a challenging task aiming at classifying and segmenting all object instances of specific classes. While two-stage box-based methods achieve top performances in the image domain, they cannot easily extend their…

Computer Vision and Pattern Recognition · Computer Science 2021-10-22 Xiang Li , Jinglu Wang , Xiao Li , Yan Lu

Malware developers use combinations of techniques such as compression, encryption, and obfuscation to bypass anti-virus software. Malware with anti-analysis technologies can bypass AI-based anti-virus software and malware analysis tools.…

Cryptography and Security · Computer Science 2022-08-18 Jong-Wouk Kim , Yang-Sae Moon , Mi-Jung Choi

Object detection is a fundamental problem in computer vision, aiming at locating and classifying objects in image. Although current devices can easily take very high-resolution images, current approaches of object detection seldom consider…

Computer Vision and Pattern Recognition · Computer Science 2023-03-03 Jinyan Liu , Jie Chen

X-ray Computed Tomography (CT) based 3D imaging is widely used in airports for aviation security screening whilst prior work on prohibited item detection focuses primarily on 2D X-ray imagery. In this paper, we aim to evaluate the…

Computer Vision and Pattern Recognition · Computer Science 2020-03-31 Qian Wang , Neelanjan Bhowmik , Toby P. Breckon

The problem of radar detection in compound Gaussian clutter when a radar signature is not completely known has not been considered yet and is addressed in this paper. We proposed a robust technique to detect, based on the generalized…

Signal Processing · Electrical Eng. & Systems 2017-10-10 Mai P. T. Nguyen , I. Song

This paper focuses on vision-based pose estimation for multiple rigid objects placed in clutter, especially in cases involving occlusions and objects resting on each other. Progress has been achieved recently in object recognition given…

Robotics · Computer Science 2019-04-04 Chaitanya Mitash , Abdeslam Boularias , Kostas Bekris

In this work, we propose an efficient and effective approach for unconstrained salient object detection in images using deep convolutional neural networks. Instead of generating thousands of candidate bounding boxes and refining them, our…

Computer Vision and Pattern Recognition · Computer Science 2017-08-03 Mahyar Najibi , Fan Yang , Qiaosong Wang , Robinson Piramuthu

Instance segmentation is essential for numerous computer vision applications, including robotics, human-computer interaction, and autonomous driving. Currently, popular models bring impressive performance in instance segmentation by…

Computer Vision and Pattern Recognition · Computer Science 2025-09-09 Cuong Manh Hoang

Weakly supervised object detection aims at learning precise object detectors, given image category labels. In recent prevailing works, this problem is generally formulated as a multiple instance learning module guided by an image…

Computer Vision and Pattern Recognition · Computer Science 2019-04-02 Xiaoyan Li , Meina Kan , Shiguang Shan , Xilin Chen

We present a learning approach for localization and segmentation of objects in an image in a manner that is robust to partial occlusion. Our algorithm produces a bounding box around the full extent of the object and labels pixels in the…

Computer Vision and Pattern Recognition · Computer Science 2015-07-29 Samarth Brahmbhatt , Heni Ben Amor , Henrik Christensen

Within the field of process mining, several different trace clustering approaches exist for partitioning traces or process instances into similar groups. Typically, this partitioning is based on certain patterns or similarity between the…

Machine Learning · Computer Science 2022-08-18 Pieter De Koninck , Klaas Nelissen , Seppe vanden Broucke , Bart Baesens , Monique Snoeck , Jochen De Weerdt

Segmentation of unseen industrial parts is essential for autonomous industrial systems. However, industrial components are texture-less, reflective, and often found in cluttered and unstructured environments with heavy occlusion, which…

Computer Vision and Pattern Recognition · Computer Science 2020-06-03 Seunghyeok Back , Jongwon Kim , Raeyoung Kang , Seungjun Choi , Kyoobin Lee

Deformable parts models show a great potential in tracking by principally addressing non-rigid object deformations and self occlusions, but according to recent benchmarks, they often lag behind the holistic approaches. The reason is that…

Computer Vision and Pattern Recognition · Computer Science 2016-05-13 Alan Lukežič , Luka Čehovin , Matej Kristan

Boundary detection of irregular and translucent objects is an important problem with applications in medical imaging, environmental monitoring and manufacturing, where many of these applications are plagued with scarce labeled data and low…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Fei Yu Guan , Ian Keefe , Sophie Wilkinson , Daniel D. B. Perrakis , Steven Waslander
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