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This paper presents a pilot study introducing a multimodal fusion framework for the detection and analysis of bridge defects, integrating Non-Destructive Evaluation (NDE) techniques with advanced image processing to enable precise…

计算机视觉与模式识别 · 计算机科学 2025-07-10 Ravi Datta Rachuri , Duoduo Liao , Samhita Sarikonda , Datha Vaishnavi Kondur

One of the main challenges for arbitrary-shaped text detection is to design a good text instance representation that allows networks to learn diverse text geometry variances. Most of existing methods model text instances in image spatial…

计算机视觉与模式识别 · 计算机科学 2021-04-23 Yiqin Zhu , Jianyong Chen , Lingyu Liang , Zhanghui Kuang , Lianwen Jin , Wayne Zhang

Texture is an essential information in image representation, capturing patterns and structures. As a result, texture plays a crucial role in the manufacturing industry and is extensively studied in the fields of computer vision and pattern…

计算机视觉与模式识别 · 计算机科学 2023-07-11 Jongwook Si , Sungyoung Kim

In ultrasound nondestructive testing, a widespread approach is to take synthetic aperture measurements from the surface of a specimen to detect and locate defects within it. Based on these measurements, imaging is usually performed using…

信号处理 · 电气工程与系统科学 2020-12-09 Jan Kirchhof , Sebastian Semper , Christoph W. Wagner , Eduardo Pérez , Florian Römer , Giovanni Del Galdo

Banding artifact, as known as staircase-like contour, is a common quality annoyance that happens in compression, transmission, etc. scenarios, which largely affects the user's quality of experience (QoE). The banding distortion typically…

计算机视觉与模式识别 · 计算机科学 2023-12-01 Zijian Chen , Wei Sun , Zicheng Zhang , Ru Huang , Fangfang Lu , Xiongkuo Min , Guangtao Zhai , Wenjun Zhang

We formulate mold filling in metal casting as a 2D neural operator learning problem that maps geometry and boundary data on an unstructured mesh to time resolved flow quantities, replacing expensive transient CFD. In the proposed method, a…

计算工程、金融与科学 · 计算机科学 2025-10-31 Edgard Moreira Minete , Mathis Immertreu , Fabian Teichmann , Sebastian Müller

We present FourierNet, a single shot, anchor-free, fully convolutional instance segmentation method that predicts a shape vector. Consequently, this shape vector is converted into the masks' contour points using a fast numerical transform.…

计算机视觉与模式识别 · 计算机科学 2020-10-20 Hamd ul Moqeet Riaz , Nuri Benbarka , Andreas Zell

In the realm of industrial manufacturing, product inspection remains a significant bottleneck, with only a small fraction of manufactured items undergoing inspection for surface defects. Advances in imaging systems and AI can allow…

图像与视频处理 · 电气工程与系统科学 2023-12-05 Tapan Ganatma Nakkina , Adithyaa Karthikeyan , Yuhao Zhong , Ceyhun Eksin , Satish T. S. Bukkapatnam

U-Net style networks are commonly utilized in unsupervised image registration to predict dense displacement fields, which for high-resolution volumetric image data is a resource-intensive and time-consuming task. To tackle this challenge,…

图像与视频处理 · 电气工程与系统科学 2023-07-07 Xi Jia , Alexander Thorley , Alberto Gomez , Wenqi Lu , Dipak Kotecha , Jinming Duan

Ultrasonic methods have great potential applications to detect and characterize defects in multi-layered bonded composites. However, it remains challenging to quantitatively reconstruct defects, such as disbonds and kissing bonds, that…

材料科学 · 物理学 2023-12-05 Jing Rao , Fangshu Yang , Huadong Mo , Stefan Kollmannsberger , Ernst Rank

Predicting three-dimensional (3D) turbulent flows around bridge piers is a prerequisite for assessing local scour, a primary cause of infrastructure failure. While Computational Fluid Dynamics (CFD) captures complex flow features - such as…

流体动力学 · 物理学 2026-01-13 Tokio Morimoto

Quarter sampling is a novel sensor design that allows for an acquisition of higher resolution images without increasing the number of pixels. When being used for video data, one out of four pixels is measured in each frame. Effectively,…

图像与视频处理 · 电气工程与系统科学 2022-03-18 Simon Grosche , Jürgen Seiler , André Kaup

This paper introduces a novel technique to preserve spectral features in lossy compression based on a novel fast Fourier correction algorithm\added{ for regular-grid data}. Preserving both spatial and frequency representations of data is…

分布式、并行与集群计算 · 计算机科学 2026-01-06 Congrong Ren , Robert Underwood , Sheng Di , Emrecan Kutay , Zarija Lukic , Aylin Yener , Franck Cappello , Hanqi Guo

Face morphing attacks present a significant threat to face recognition systems used in electronic identity enrolment and border control, particularly in single-image morphing attack detection (S-MAD) scenarios where no trusted reference is…

计算机视觉与模式识别 · 计算机科学 2026-01-29 Diogo J. Paulo , Hugo Proença , João C. Neves

Ultrasound (US) image segmentation is an active research area that requires real-time and highly accurate analysis in many scenarios. The detect-to-segment (DTS) frameworks have been recently proposed to balance accuracy and efficiency.…

图像与视频处理 · 电气工程与系统科学 2023-08-29 Chaoyu Chen , Xin Yang , Rusi Chen , Junxuan Yu , Liwei Du , Jian Wang , Xindi Hu , Yan Cao , Yingying Liu , Dong Ni

With the rapid advancement of intelligent driving and remote sensing, oriented object detection has gained widespread attention. However, achieving high-precision performance is fundamentally constrained by the Angle Boundary Discontinuity…

计算机视觉与模式识别 · 计算机科学 2026-04-24 Minghong Wei , Pu Cao , Zhihao Chen , Zhiyuan Zang , Lu Yang , Qing Song

Unsupervised image registration commonly adopts U-Net style networks to predict dense displacement fields in the full-resolution spatial domain. For high-resolution volumetric image data, this process is however resource-intensive and…

计算机视觉与模式识别 · 计算机科学 2023-07-07 Xi Jia , Joseph Bartlett , Wei Chen , Siyang Song , Tianyang Zhang , Xinxing Cheng , Wenqi Lu , Zhaowen Qiu , Jinming Duan

As realistic facial manipulation technologies have achieved remarkable progress, social concerns about potential malicious abuse of these technologies bring out an emerging research topic of face forgery detection. However, it is extremely…

计算机视觉与模式识别 · 计算机科学 2020-10-28 Yuyang Qian , Guojun Yin , Lu Sheng , Zixuan Chen , Jing Shao

Camouflaged Object Detection is challenging due to the high degree of similarity between camouflaged objects and their surrounding backgrounds. Current COD methods mainly rely on edge extraction in the spatial domain and local pixel-level…

计算机视觉与模式识别 · 计算机科学 2026-04-21 Song Yu , Yang Hu , Haokang Ding , Zhifang Liao , Yucheng Song

Anomaly Detection (AD) on medical images enables a model to recognize any type of anomaly pattern without lesion-specific supervised learning. Data augmentation based methods construct pseudo-healthy images by "pasting" fake lesions on real…

图像与视频处理 · 电气工程与系统科学 2022-04-19 Haote Xu , Yunlong Zhang , Liyan Sun , Chenxin Li , Yue Huang , Xinghao Ding
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