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Related papers: Evaluating Context for Deep Object Detectors

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Training an accurate object detector is expensive and time-consuming. One main reason lies in the laborious labeling process, i.e., annotating category and bounding box information for all instances in every image. In this paper, we examine…

Computer Vision and Pattern Recognition · Computer Science 2021-01-19 Qing Tian , Sampath Chanda , K C Amit Kumar , Douglas Gray

The increasing demand for autonomous machines in construction environments necessitates the development of robust object detection algorithms that can perform effectively across various weather and environmental conditions. This paper…

Computer Vision and Pattern Recognition · Computer Science 2024-01-22 Maghsood Salimi , Mohammad Loni , Sara Afshar , Antonio Cicchetti , Marjan Sirjani

Weakly supervised monocular 3D detection, while less annotation-intensive, often struggles to capture the global context required for reliable 3D reasoning. Conventional label-efficient methods focus on object-centric features, neglecting…

Computer Vision and Pattern Recognition · Computer Science 2025-08-05 Chupeng Liu , Runkai Zhao , Weidong Cai

Object localization is an important task in computer vision but requires a large amount of computational power due mainly to an exhaustive multiscale search on the input image. In this paper, we describe a near real-time multiscale search…

Computer Vision and Pattern Recognition · Computer Science 2016-04-14 Hyungtae Lee , Heesung Kwon , Archith J. Bency , William D. Nothwang

Context awareness is an essential part of mobile and ubiquitous computing. Its goal is to unveil situational information about mobile users like locations and activities. The sensed context can enable many services like navigation, AR, and…

Computer Vision and Pattern Recognition · Computer Science 2020-11-03 Xiaochen Liu

This paper presents an approach to detect out-of-context (OOC) objects in an image. Given an image with a set of objects, our goal is to determine if an object is inconsistent with the scene context and detect the OOC object with a bounding…

Computer Vision and Pattern Recognition · Computer Science 2022-05-09 Manoj Acharya , Anirban Roy , Kaushik Koneripalli , Susmit Jha , Christopher Kanan , Ajay Divakaran

Human keypoint detection from a single image is very challenging due to occlusion, blur, illumination and scale variance of person instances. In this paper, we find that context information plays an important role in addressing these…

Computer Vision and Pattern Recognition · Computer Science 2019-10-29 Jing Zhang , Zhe Chen , Dacheng Tao

Lesion detection from computed tomography (CT) scans is challenging compared to natural object detection because of two major reasons: small lesion size and small inter-class variation. Firstly, the lesions usually only occupy a small…

Computer Vision and Pattern Recognition · Computer Science 2019-07-10 Qingyi Tao , Zongyuan Ge , Jianfei Cai , Jianxiong Yin , Simon See

A more realistic object detection paradigm, Open-World Object Detection, has arisen increasing research interests in the community recently. A qualified open-world object detector can not only identify objects of known categories, but also…

Computer Vision and Pattern Recognition · Computer Science 2022-02-17 Shuo Yang , Peize Sun , Yi Jiang , Xiaobo Xia , Ruiheng Zhang , Zehuan Yuan , Changhu Wang , Ping Luo , Min Xu

Object detection is an important research area in the field of computer vision. Many detection algorithms have been proposed. However, each object detector relies on specific assumptions of the object appearance and imaging conditions. As a…

Computer Vision and Pattern Recognition · Computer Science 2015-11-23 Sezer Karaoglu , Yang Liu , Theo Gevers

It is well known that attention mechanisms can effectively improve the performance of many CNNs including object detectors. Instead of refining feature maps prevalently, we reduce the prohibitive computational complexity by a novel attempt…

Computer Vision and Pattern Recognition · Computer Science 2020-02-05 Hefei Ling , Yangyang Qin , Li Zhang , Yuxuan Shi , Ping Li

Contextual information plays a critical role in object recognition models within computer vision, where changes in context can significantly affect accuracy, underscoring models' dependence on contextual cues. This study investigates how…

Computer Vision and Pattern Recognition · Computer Science 2024-11-06 Sayanta Adhikari , Rishav Kumar , Konda Reddy Mopuri , Rajalakshmi Pachamuthu

In contextual anomaly detection, an object is only considered anomalous within a specific context. Most existing methods for CAD use a single context based on a set of user-specified contextual features. However, identifying the right…

Machine Learning · Computer Science 2022-10-05 Ece Calikus , Slawomir Nowaczyk , Mohamed-Rafik Bouguelia , Onur Dikmen

We present the first systematic study on concealed object detection (COD), which aims to identify objects that are "perfectly" embedded in their background. The high intrinsic similarities between the concealed objects and their background…

Computer Vision and Pattern Recognition · Computer Science 2024-02-21 Deng-Ping Fan , Ge-Peng Ji , Ming-Ming Cheng , Ling Shao

We present Context Forest (ConF), a technique for predicting properties of the objects in an image based on its global appearance. Compared to standard nearest-neighbour techniques, ConF is more accurate, fast and memory efficient. We train…

Computer Vision and Pattern Recognition · Computer Science 2015-03-04 Davide Modolo , Alexander Vezhnevets , Vittorio Ferrari

As a consequence of an ever-increasing number of service robots, there is a growing demand for highly accurate real-time 3D object recognition. Considering the expansion of robot applications in more complex and dynamic environments,it is…

Computer Vision and Pattern Recognition · Computer Science 2021-06-01 Nils Keunecke , S. Hamidreza Kasaei

Recently, many researchers have attempted to improve deep learning-based object detection models, both in terms of accuracy and operational speeds. However, frequently, there is a trade-off between speed and accuracy of such models, which…

Computer Vision and Pattern Recognition · Computer Science 2020-12-03 Sannidhi P Kumar , Chandan Gautam , Suresh Sundaram

Recently, many researches employ middle-layer output of convolutional neural network models (CNN) as features for different visual recognition tasks. Although promising results have been achieved in some empirical studies, such type of…

Computer Vision and Pattern Recognition · Computer Science 2015-09-09 Jianwei Luo , Jianguo Li , Jun Wang , Zhiguo Jiang , Yurong Chen

Object detection and classification is one of the most important computer vision problems. Ever since the introduction of deep learning \cite{krizhevsky2012imagenet}, we have witnessed a dramatic increase in the accuracy of this object…

Computer Vision and Pattern Recognition · Computer Science 2018-11-20 Gurjeet Singh , Sun Miao , Shi Shi , Patrick Chiang

Motion trajectory recognition is important for characterizing the moving property of an object. The speed and accuracy of trajectory recognition rely on a compact and discriminative feature representation, and the situations of varying…

Computer Vision and Pattern Recognition · Computer Science 2016-04-18 Xingyu Wu , Xia Mao , Lijiang Chen , Yuli Xue , Angelo Compare