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Privacy concerns have led to a surge in the creation of synthetic datasets, with diffusion models emerging as a promising avenue. Although prior studies have performed empirical evaluations on these models, there has been a gap in providing…

Machine Learning · Computer Science 2024-06-04 Rongzhe Wei , Eleonora Kreačić , Haoyu Wang , Haoteng Yin , Eli Chien , Vamsi K. Potluru , Pan Li

Autonomous machines must self-maintain proper functionality to ensure the safety of humans and themselves. This pertains particularly to its cameras as predominant sensors to perceive the environment and support actions. A fundamental…

Computer Vision and Pattern Recognition · Computer Science 2024-04-05 Maik Wischow , Patrick Irmisch , Anko Boerner , Guillermo Gallego

Deep neural networks have been extensively applied in the medical domain for various tasks, including image classification, segmentation, and landmark detection. However, their application is often hindered by data scarcity, both in terms…

Computer Vision and Pattern Recognition · Computer Science 2025-03-07 Roberto Di Via , Francesca Odone , Vito Paolo Pastore

In this work we introduce a novel stochastic algorithm dubbed SNIPS, which draws samples from the posterior distribution of any linear inverse problem, where the observation is assumed to be contaminated by additive white Gaussian noise.…

Image and Video Processing · Electrical Eng. & Systems 2021-11-11 Bahjat Kawar , Gregory Vaksman , Michael Elad

Image denoising is the process of removing noise from noisy images, which is an image domain transferring task, i.e., from a single or several noise level domains to a photo-realistic domain. In this paper, we propose an effective image…

Image and Video Processing · Electrical Eng. & Systems 2019-06-05 Xianxu Hou , Hongming Luo , Jingxin Liu , Bolei Xu , Ke Sun , Yuanhao Gong , Bozhi Liu , Guoping Qiu

Though current object detection models based on deep learning have achieved excellent results on many conventional benchmark datasets, their performance will dramatically decline on real-world images taken under extreme conditions. Existing…

Computer Vision and Pattern Recognition · Computer Science 2024-06-19 Yuexiong Ding , Xiaowei Luo

Image denoising is a fundamental challenge in computer vision, with applications in photography and medical imaging. While deep learning-based methods have shown remarkable success, their reliance on specific noise distributions limits…

Computer Vision and Pattern Recognition · Computer Science 2025-08-28 Dongjin Kim , Jaekyun Ko , Muhammad Kashif Ali , Tae Hyun Kim

Significant progress has been made in self-supervised image denoising (SSID) in the recent few years. However, most methods focus on dealing with spatially independent noise, and they have little practicality on real-world sRGB images with…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Junyi Li , Zhilu Zhang , Xiaoyu Liu , Chaoyu Feng , Xiaotao Wang , Lei Lei , Wangmeng Zuo

Deep learning-based face recognition (FR) systems pose significant privacy risks by tracking users without their consent. While adversarial attacks can protect privacy, they often produce visible artifacts compromising user experience. To…

Computer Vision and Pattern Recognition · Computer Science 2024-08-23 Fahad Shamshad , Muzammal Naseer , Karthik Nandakumar

We consider the discrete-time filtering problem in scenarios where the observation noise is low or degenerate. We focus on the case where the observation equation is a linear function of the state and the data involve additive noise.…

Computation · Statistics 2026-04-01 Abylay Zhumekenov , Alexandros Beskos , Dan Crisan , Ajay Jasra , Nikolas Kantas

With the recent success of deep neural networks, remarkable progress has been achieved on face recognition. However, collecting large-scale real-world training data for face recognition has turned out to be challenging, especially due to…

Computer Vision and Pattern Recognition · Computer Science 2021-12-06 Haibo Qiu , Baosheng Yu , Dihong Gong , Zhifeng Li , Wei Liu , Dacheng Tao

Recent advances in deep learning-based object detection techniques have revolutionized their applicability in several fields. However, since these methods rely on unwieldy and large amounts of data, a common practice is to download models…

Computer Vision and Pattern Recognition · Computer Science 2018-07-27 João Borrego , Atabak Dehban , Rui Figueiredo , Plinio Moreno , Alexandre Bernardino , José Santos-Victor

Inspired by the philosophy employed by human beings to determine whether a presented face example is genuine or not, i.e., to glance at the example globally first and then carefully observe the local regions to gain more discriminative…

Computer Vision and Pattern Recognition · Computer Science 2020-09-29 Rizhao Cai , Haoliang Li , Shiqi Wang , Changsheng Chen , Alex Chichung Kot

In this paper, detection of deception attack on deep neural network (DNN) based image classification in autonomous and cyber-physical systems is considered. Several studies have shown the vulnerability of DNN to malicious deception attacks.…

Image and Video Processing · Electrical Eng. & Systems 2020-07-10 Darpan Kumar Yadav , Kartik Mundra , Rahul Modpur , Arpan Chattopadhyay , Indra Narayan Kar

The use of biometrics to authenticate users and control access to secure areas has become extremely popular in recent years, and biometric access control systems are frequently used by both governments and private corporations. However,…

Cryptography and Security · Computer Science 2023-12-04 Justin Spencer , Deborah Lawrence , Prosenjit Chatterjee , Kaushik Roy , Albert Esterline , Jung-Hee Kim

Recent deep learning-based image denoising methods have shown impressive performance; however, many lack the flexibility to adjust the denoising strength based on the noise levels, camera settings, and user preferences. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2025-09-05 Youngjin Oh , Junhyeong Kwon , Keuntek Lee , Nam Ik Cho

Deep generative models come with the promise to learn an explainable representation for visual objects that allows image sampling, synthesis, and selective modification. The main challenge is to learn to properly model the independent…

Computer Vision and Pattern Recognition · Computer Science 2019-10-24 Patrick Esser , Johannes Haux , Björn Ommer

With the rapid advancement of vision generation models, the potential security risks stemming from synthetic visual content have garnered increasing attention, posing significant challenges for AI-generated image detection. Existing methods…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Xinghan Li , Yue Yu , Xue Song , Haijun Shan , Jingjing Chen

In the industrial domain, the pose estimation of multiple texture-less shiny parts is a valuable but challenging task. In this particular scenario, it is impractical to utilize keypoints or other texture information because most of them are…

Robotics · Computer Science 2019-09-27 Chen Chen , Xin Jiang , Weiguo Zhou , Yun-Hui Liu

Due to the pervasiveness of image capturing devices in every-day life, images of individuals are routinely captured. Although this has enabled many benefits, it also infringes on personal privacy. A promising direction in research on…

Cryptography and Security · Computer Science 2021-02-23 William Croft , Jörg-Rüdiger Sack , Wei Shi