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Open-vocabulary object detection (OVOD) enables models to recognize objects beyond predefined categories, but existing approaches remain limited in practical deployment. On the one hand, multimodal designs often incur substantial…

Computer Vision and Pattern Recognition · Computer Science 2026-05-14 Siheng Wang , Yanshu Li , Bohan Hu , Zhengdao Li , Haibo Zhan , Linshan Li , Weiming Liu , Ruizhi Qian , Guangxin Wu , Hao Zhang , Jifeng Shen , Piotr Koniusz , Zhengtao Yao , Junhao Dong , Qiang Sun

Convolutional Neural networks (CNN) have been the first choice of paradigm in many computer vision applications. The convolution operation however has a significant weakness which is it only operates on a local neighborhood of pixels, thus…

Computer Vision and Pattern Recognition · Computer Science 2022-06-14 Michael Yang

When it comes to addressing the safety/security related needs at different production/construction sites, accurate detection of the presence of workers, vehicles, equipment important and formed an integral part of computer vision-based…

Computer Vision and Pattern Recognition · Computer Science 2020-03-04 Nimish M. Awalgaonkar , Haining Zheng , Christopher S. Gurciullo

Majority of deep learning methods utilize vanilla convolution for enhancing underwater images. While vanilla convolution excels in capturing local features and learning the spatial hierarchical structure of images, it tends to smooth input…

Computer Vision and Pattern Recognition · Computer Science 2024-10-01 Song Zhang , Daoliang Li , Ran Zhao

This paper comprehensively reviews recent advances in underwater acoustic signal denoising, an area critical for improving the reliability and clarity of underwater communication and monitoring systems. Despite significant progress in the…

Sound · Computer Science 2024-07-19 Ruobin Gao , Maohan Liang , Heng Dong , Xuewen Luo , P. N. Suganthan

In object detection, the intersection over union (IoU) threshold is frequently used to define positives/negatives. The threshold used to train a detector defines its \textit{quality}. While the commonly used threshold of 0.5 leads to noisy…

Computer Vision and Pattern Recognition · Computer Science 2019-06-25 Zhaowei Cai , Nuno Vasconcelos

Taking the deep learning-based algorithms into account has become a crucial way to boost object detection performance in aerial images. While various neural network representations have been developed, previous works are still inefficient…

Computer Vision and Pattern Recognition · Computer Science 2020-12-21 Chengyuan Li , Jun Liu , Hailong Hong , Wenju Mao , Chenjie Wang , Chudi Hu , Xin Su , Bin Luo

Under-display cameras (UDCs) allow for full-screen designs by positioning the imaging sensor underneath the display. Nonetheless, light diffraction and scattering through the various display layers result in spatially varying and complex…

Computer Vision and Pattern Recognition · Computer Science 2026-04-02 Daehyun Kim , Youngmin Kim , Yoon Ju Oh , Tae Hyun Kim

We present DINO (\textbf{D}ETR with \textbf{I}mproved de\textbf{N}oising anch\textbf{O}r boxes), a state-of-the-art end-to-end object detector. % in this paper. DINO improves over previous DETR-like models in performance and efficiency by…

Computer Vision and Pattern Recognition · Computer Science 2022-07-12 Hao Zhang , Feng Li , Shilong Liu , Lei Zhang , Hang Su , Jun Zhu , Lionel M. Ni , Heung-Yeung Shum

The utilization of biometric authentication with pattern images is increasingly popular in compact Internet of Things (IoT) devices. However, the reliability of such systems can be compromised by image quality issues, particularly in the…

Image and Video Processing · Electrical Eng. & Systems 2025-09-16 Youzhi Liang , Wen Liang

Convolutional Neural Networks achieve state-of-the-art accuracy in object detection tasks. However, they have large computational and energy requirements that challenge their deployment on resource-constrained edge devices. Object detection…

Computer Vision and Pattern Recognition · Computer Science 2021-08-17 Marina Neseem , Sherief Reda

Salient Object Detection (SOD) domain using RGB-D data has lately emerged with some current models' adequately precise results. However, they have restrained generalization abilities and intensive computational complexity. In this paper,…

Computer Vision and Pattern Recognition · Computer Science 2021-02-15 Tanveer Hussain , Saeed Anwar , Amin Ullah , Khan Muhammad , Sung Wook Baik

Grasping inhomogeneous objects in real-world applications remains a challenging task due to the unknown physical properties such as mass distribution and coefficient of friction. In this study, we propose a meta-learning algorithm called…

Robotics · Computer Science 2023-09-15 Ning Gao , Jingyu Zhang , Ruijie Chen , Ngo Anh Vien , Hanna Ziesche , Gerhard Neumann

Contrastive learning methods in self-supervised settings have primarily focused on pre-training encoders, while decoders are typically introduced and trained separately for downstream dense prediction tasks. However, this conventional…

Computer Vision and Pattern Recognition · Computer Science 2026-03-05 Sébastien Quetin , Tapotosh Ghosh , Farhad Maleki

Low-light image sequences generally suffer from spatio-temporal incoherent noise, flicker and blurring of moving objects. These artefacts significantly reduce visual quality and, in most cases, post-processing is needed in order to generate…

Image and Video Processing · Electrical Eng. & Systems 2022-03-04 N. Anantrasirichai , David Bull

Realizing the full potential of quantum computation requires quantum error correction (QEC), with most recent breakthrough demonstrations of QEC using the surface code. QEC codes use multiple noisy physical qubits to encode information in…

Conventional image denoising models often inadvertently learn spurious correlations between environmental factors and noise patterns. Moreover, due to high-frequency ambiguity, they struggle to reliably distinguish subtle textures from…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Kuai Jiang , Zhaoyan Ding , Guijuan Zhang , Dianjie Lu , Zhuoran Zheng

Low signal-to-noise ratio videos -- such as those from underwater sonar, ultrasound, and microscopy -- pose significant challenges for computer vision models, particularly when paired clean imagery is unavailable. We present Spatiotemporal…

Computer Vision and Pattern Recognition · Computer Science 2025-10-14 Suzanne Stathatos , Michael Hobley , Pietro Perona , Markus Marks

Convolutional Neural Networks (CNN) have dominated the field of detection ever since the success of AlexNet in ImageNet classification [12]. With the sweeping reform of Transformers [27] in natural language processing, Carion et al. [2]…

Computer Vision and Pattern Recognition · Computer Science 2022-06-08 Chi Zhang , Lijuan Liu , Xiaoxue Zang , Frederick Liu , Hao Zhang , Xinying Song , Jindong Chen

Recent weakly supervised video anomaly detection methods have achieved significant advances by employing unified frameworks for joint optimization. However, this paradigm is limited by a fundamental sensitivity-stability trade-off, as the…

Computer Vision and Pattern Recognition · Computer Science 2026-03-23 Hantao Zheng , Ning Han , Yawen Zeng , Hao Chen