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Ensuring the realism of computer-generated synthetic images is crucial to deep neural network (DNN) training. Due to different semantic distributions between synthetic and real-world captured datasets, there exists semantic mismatch between…

计算机视觉与模式识别 · 计算机科学 2023-04-27 Ganning Zhao , Tingwei Shen , Suya You , C. -C. Jay Kuo

Deep convolutional neural networks (CNNs) are indispensable to state-of-the-art computer vision algorithms. However, they are still rarely deployed on battery-powered mobile devices, such as smartphones and wearable gadgets, where vision…

计算机视觉与模式识别 · 计算机科学 2017-04-20 Tien-Ju Yang , Yu-Hsin Chen , Vivienne Sze

Decreased visibility, intensive noise, and biased color are the common problems existing in low-light images. These visual disturbances further reduce the performance of high-level vision tasks, such as object detection, and tracking. To…

计算机视觉与模式识别 · 计算机科学 2023-06-30 Hao Chen , Zhi Jin

Images captured under sub-optimal illumination conditions may contain both over- and under-exposures. Current approaches mainly focus on adjusting image brightness, which may exacerbate the color tone distortion in under-exposed areas and…

计算机视觉与模式识别 · 计算机科学 2024-05-30 Yiyu Li , Ke Xu , Gerhard Petrus Hancke , Rynson W. H. Lau

The semiconductor industry faces a computational crisis in extreme ultraviolet (EUV) lithography optimization, where traditional methods consume billions of CPU hours while failing to achieve sub-nanometer precision. We present a…

机器学习 · 计算机科学 2025-11-18 Rubén Darío Guerrero

Cellphones equipped with high-quality cameras and powerful CPUs as well as GPUs are widespread. This opens new prospects to use such existing computational and imaging resources to perform medical diagnosis in developing countries at a very…

Introduction: Quantification of dynamic contrast-enhanced (DCE)-MRI has the potential to provide valuable clinical information, but robust pharmacokinetic modeling remains a challenge for clinical adoption. Methods: A 7-layer neural network…

医学物理 · 物理学 2024-05-22 Ouri Cohen , Soudabeh Kargar , Sungmin Woo , Alberto Vargas , Ricardo Otazo

Low-dose computed tomography (CT) has attracted a major attention in the medical imaging field, since CT-associated x-ray radiation carries health risks for patients. The reduction of CT radiation dose, however, compromises the…

计算机视觉与模式识别 · 计算机科学 2019-07-16 Hongming Shan , Yi Zhang , Qingsong Yang , Uwe Kruger , Mannudeep K. Kalra , Ling Sun , Wenxiang Cong , Ge Wang

The omnipresence of deep learning architectures such as deep convolutional neural networks (CNN)s is fueled by the synergistic combination of ever-increasing labeled datasets and specialized hardware. Despite the indisputable success, the…

Uneven light image enhancement is a highly demanded task in many industrial image processing applications. Many existing enhancement methods using physical lighting models or deep-learning techniques often lead to unnatural results. This is…

图像与视频处理 · 电气工程与系统科学 2023-05-26 Tian Pu , Shuhang Wang , Zhenming Peng , Qingsong Zhu

Recent methods for reinforcement learning from images use auxiliary tasks to learn image features that are used by the agent's policy or Q-function. In particular, methods based on contrastive learning that induce linearity of the latent…

机器学习 · 计算机科学 2022-03-04 Bang You , Oleg Arenz , Youping Chen , Jan Peters

Deep convolutional neural networks (DCNNs) have aided high dynamic range (HDR) imaging recently and have received a lot of attention. The quality of DCNN-generated HDR images has overperformed the traditional counterparts. However, DCNNs…

计算机视觉与模式识别 · 计算机科学 2022-09-26 Ziyi Liu , Jie Yang , Svetlana Yanushkevich , Orly Yadid-Pecht

Effective properties of composite materials are defined as the ensemble average of property-specific PDE solutions over the underlying microstructure distributions. Traditionally, predicting such properties can be done by solving PDEs…

机器学习 · 计算机科学 2025-08-26 Guangyu Nie , Yang Jiao , Yi Ren

In this paper, we propose a physics-inspired contrastive learning paradigm for low-light enhancement, called PIE. PIE primarily addresses three issues: (i) To resolve the problem of existing learning-based methods often training a LLE model…

计算机视觉与模式识别 · 计算机科学 2024-04-11 Dong Liang , Zhengyan Xu , Ling Li , Mingqiang Wei , Songcan Chen

Under-display camera (UDC) is a novel technology that can make digital imaging experience in handheld devices seamless by providing large screen-to-body ratio. UDC images are severely degraded owing to their positioning under a display…

计算机视觉与模式识别 · 计算机科学 2020-09-22 Hrishikesh P. S. , Densen Puthussery , Melvin Kuriakose , Jiji C.

As convolutional neural networks (CNNs) enable state-of-the-art computer vision applications, their high energy consumption has emerged as a key impediment to their deployment on embedded and mobile devices. Towards efficient image…

This paper presents Contrastive Reconstruction, ConRec - a self-supervised learning algorithm that obtains image representations by jointly optimizing a contrastive and a self-reconstruction loss. We showcase that state-of-the-art…

计算机视觉与模式识别 · 计算机科学 2022-02-23 Jonas Dippel , Steffen Vogler , Johannes Höhne

Deep models have been widely and successfully used in image manipulation detection, which aims to classify tampered images and localize tampered regions. Most existing methods mainly focus on extracting global features from tampered images,…

计算机视觉与模式识别 · 计算机科学 2023-02-23 Yuyuan Zeng , Bowen Zhao , Shanzhao Qiu , Tao Dai , Shu-Tao Xia

The contextual information is critical for various computer vision tasks, previous works commonly design plug-and-play modules and structural losses to effectively extract and aggregate the global context. These methods utilize fine-label…

计算机视觉与模式识别 · 计算机科学 2023-02-24 Jing Wang , Jiangyun Li , Wei Li , Lingfei Xuan , Tianxiang Zhang , Wenxuan Wang

Contrast enhanced ultrasound is a radiation-free imaging modality which uses encapsulated gas microbubbles for improved visualization of the vascular bed deep within the tissue. It has recently been used to enable imaging with unprecedented…

机器学习 · 计算机科学 2019-01-23 Oren Solomon , Regev Cohen , Yi Zhang , Yi Yang , He Qiong , Jianwen Luo , Ruud J. G. van Sloun , Yonina C. Eldar