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Adversarial examples are intentionally perturbed images that mislead classifiers. These images can, however, be easily detected using denoising algorithms, when high-frequency spatial perturbations are used, or can be noticed by humans,…

机器学习 · 计算机科学 2020-03-06 Ali Shahin Shamsabadi , Changjae Oh , Andrea Cavallaro

Camera model identification has earned paramount importance in the field of image forensics with an upsurge of digitally altered images which are constantly being shared through websites, media, and social applications. But, the task of…

图像与视频处理 · 电气工程与系统科学 2019-05-28 Abdul Muntakim Rafi , Uday Kamal , Rakibul Hoque , Abid Abrar , Sowmitra Das , Robert Laganière , Md. Kamrul Hasan

Automated vehicles promise to enhance transportation safety and efficiency. However, ensuring their reliability in real-world conditions remains challenging, particularly due to rare and unexpected situations known as edge cases. While…

Stereo vision systems have become popular in computer vision applications, such as 3D reconstruction, object tracking, and autonomous navigation. However, traditional stereo vision systems that use rectilinear lenses may not be suitable for…

计算机视觉与模式识别 · 计算机科学 2023-07-10 Matvei Panteleev , Houari Bettahar

Image captioning requires numerous annotated image-text pairs, resulting in substantial annotation costs. Recently, large models (e.g. diffusion models and large language models) have excelled in producing high-quality images and text. This…

计算机视觉与模式识别 · 计算机科学 2023-12-20 Feipeng Ma , Yizhou Zhou , Fengyun Rao , Yueyi Zhang , Xiaoyan Sun

Due to the limited availability of anomaly examples, video anomaly detection is often seen as one-class classification (OCC) problem. A popular way to tackle this problem is by utilizing an autoencoder (AE) trained only on normal data. At…

计算机视觉与模式识别 · 计算机科学 2021-10-20 Marcella Astrid , Muhammad Zaigham Zaheer , Seung-Ik Lee

The proliferation of sophisticated AI-generated deepfakes poses critical challenges for digital media authentication and societal security. While existing detection methods perform well within specific generative domains, they exhibit…

计算机视觉与模式识别 · 计算机科学 2025-05-26 Naseem Khan , Tuan Nguyen , Amine Bermak , Issa Khalil

To assist underwater object detection for better performance, image enhancement technology is often used as a pre-processing step. However, most of the existing enhancement methods tend to pursue the visual quality of an image, instead of…

计算机视觉与模式识别 · 计算机科学 2023-02-07 Yanling Qiu , Qianxue Feng , Boqin Cai , Hongan Wei , Weiling Chen

Edge detection, a basic task in the field of computer vision, is an important preprocessing operation for the recognition and understanding of a visual scene. In conventional models, the edge image generated is ambiguous, and the edge lines…

计算机视觉与模式识别 · 计算机科学 2022-03-18 Dawei Dai , Chunjie Wang , Shuyin Xia , Yingge Liu , Guoyin Wang

With recent generative models facilitating photo-realistic image synthesis, the proliferation of synthetic images has also engendered certain negative impacts on social platforms, thereby raising an urgent imperative to develop effective…

计算机视觉与模式识别 · 计算机科学 2025-01-07 Ouxiang Li , Jiayin Cai , Yanbin Hao , Xiaolong Jiang , Yao Hu , Fuli Feng

This paper proposes a robust localization system that employs deep learning for better scene representation, and enhances the accuracy of 6-DOF camera pose estimation. Inspired by the fact that global scene structure can be revealed by wide…

计算机视觉与模式识别 · 计算机科学 2019-04-23 Hsin-I Chen , Sebastian Agethen , Chiamin Wu , Winston Hsu , Bing-Yu Chen

Shadows are often under-considered or even ignored in image editing applications, limiting the realism of the edited results. In this paper, we introduce MetaShadow, a three-in-one versatile framework that enables detection, removal, and…

计算机视觉与模式识别 · 计算机科学 2024-12-04 Tianyu Wang , Jianming Zhang , Haitian Zheng , Zhihong Ding , Scott Cohen , Zhe Lin , Wei Xiong , Chi-Wing Fu , Luis Figueroa , Soo Ye Kim

The paper presents a new model for single channel images low-level interpretation. The image is decomposed into a graph which captures a complete set of structural features. The description allows to accurately identify every edge location…

计算机视觉与模式识别 · 计算机科学 2019-04-23 Alessandro Dal Palu'

The availability of large image data sets has been a crucial factor in the success of deep learning-based classification and detection methods. While data sets for everyday objects are widely available, data for specific industrial…

计算机视觉与模式识别 · 计算机科学 2019-09-25 Matthew Z. Wong , Kiyohito Kunii , Max Baylis , Wai Hong Ong , Pavel Kroupa , Swen Koller

Deep neural networks can be unreliable in the real world when the training set does not adequately cover all the settings where they are deployed. Focusing on image classification, we consider the setting where we have an error distribution…

计算机视觉与模式识别 · 计算机科学 2022-11-21 Sahil Singla , Atoosa Malemir Chegini , Mazda Moayeri , Soheil Feiz

We present two new fisheye image datasets for training face and object detection models: VOC-360 and Wider-360. The fisheye images are created by post-processing regular images collected from two well-known datasets, VOC2012 and Wider Face,…

计算机视觉与模式识别 · 计算机科学 2019-07-01 Jianglin Fu , Ivan V. Bajic , Rodney G. Vaughan

Modern autonomous driving systems increasingly rely on mixed camera configurations with pinhole and fisheye cameras for full view perception. However, Bird's-Eye View (BEV) 3D object detection models are predominantly designed for pinhole…

计算机视觉与模式识别 · 计算机科学 2026-03-31 Xiangzhong Liu , Hao Shen

Numerous significant progress on fisheye image rectification has been achieved through CNN. Nevertheless, constrained by a fixed receptive field, the global distribution and the local symmetry of the distortion have not been fully…

计算机视觉与模式识别 · 计算机科学 2022-08-02 Shangrong Yang , Chunyu Lin , Kang Liao , Yao Zhao

Deep learning approaches require enough training samples to perform well, but it is a challenge to collect enough real training data and label them manually. In this letter, we propose the use of realistic synthetic data with a wide…

计算机视觉与模式识别 · 计算机科学 2020-06-11 Weixing Liu , Jun Liu , Bin Luo

Despite the notable accomplishments of deep object detection models, a major challenge that persists is the requirement for extensive amounts of training data. The process of procuring such real-world data is a laborious undertaking, which…

计算机视觉与模式识别 · 计算机科学 2023-06-19 Roy Voetman , Maya Aghaei , Klaas Dijkstra