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Digital cameras digitize scene light into linear raw representations, which the image signal processor (ISP) converts into display-ready outputs. While raw data preserves full sensor information--valuable for editing and vision…

计算机视觉与模式识别 · 计算机科学 2026-03-05 Mahmoud Afifi , Ran Zhang , Michael S. Brown

Image cropping can be maliciously used to manipulate the layout of an image and alter the underlying meaning. Previous image crop detection schemes only predicts whether an image has been cropped, ignoring which part of the image is…

计算机视觉与模式识别 · 计算机科学 2022-06-01 Qichao Ying , Xiaoxiao Hu , Xiangyu Zhang , Zhenxing Qian , Xinpeng Zhang

Multiple low-vision tasks such as denoising, deblurring and super-resolution depart from RGB images and further reduce the degradations, improving the quality. However, modeling the degradations in the sRGB domain is complicated because of…

图像与视频处理 · 电气工程与系统科学 2024-09-30 Marcos V. Conde , Florin Vasluianu , Radu Timofte

Real-world image super-resolution (Real SR) aims to generate high-fidelity, detail-rich high-resolution (HR) images from low-resolution (LR) counterparts. Existing Real SR methods primarily focus on generating details from the LR RGB…

图像与视频处理 · 电气工程与系统科学 2024-11-22 Long Peng , Wenbo Li , Jiaming Guo , Xin Di , Haoze Sun , Yong Li , Renjing Pei , Yang Wang , Yang Cao , Zheng-Jun Zha

Images fed to a deep neural network have in general undergone several handcrafted image signal processing (ISP) operations, all of which have been optimized to produce visually pleasing images. In this work, we investigate the hypothesis…

计算机视觉与模式识别 · 计算机科学 2024-04-08 William Ljungbergh , Joakim Johnander , Christoffer Petersson , Michael Felsberg

We introduce a novel approach to counter adversarial attacks, namely, image resampling. Image resampling transforms a discrete image into a new one, simulating the process of scene recapturing or rerendering as specified by a geometrical…

计算机视觉与模式识别 · 计算机科学 2024-04-16 Yue Cao , Tianlin Li , Xiaofeng Cao , Ivor Tsang , Yang Liu , Qing Guo

In the computer vision community, the preference for pre-training visual models has largely shifted toward sRGB images due to their ease of acquisition and compact storage. However, camera RAW images preserve abundant physical details…

计算机视觉与模式识别 · 计算机科学 2025-03-24 Ziteng Cui , Jianfei Yang , Tatsuya Harada

The recent advent in the field of multimedia proposed a many facilities in transport, transmission and manipulation of data. Along with this advancement of facilities there are larger threats in authentication of data, its licensed use and…

多媒体 · 计算机科学 2009-09-22 Harsh K Verma , Abhishek Narain Singh , Raman Kumar

In this work we address the problem of rain streak removal with RAW images. The general approach is firstly processing RAW data into RGB images and removing rain streak with RGB images. Actually the original information of rain in RAW…

图像与视频处理 · 电气工程与系统科学 2023-12-22 GuoDong Du , HaoJian Deng , JiaHao Su , Yuan Huang

High dynamic range (HDR) photography is becoming increasingly popular and available by DSLR and mobile-phone cameras. While deep neural networks (DNN) have greatly impacted other domains of image manipulation, their use for HDR tone-mapping…

图像与视频处理 · 电气工程与系统科学 2021-11-02 Yael Vinker , Inbar Huberman-Spiegelglas , Raanan Fattal

The advances in the Neural Radiance Fields (NeRF) research offer extensive applications in diverse domains, but protecting their copyrights has not yet been researched in depth. Recently, NeRF watermarking has been considered one of the…

计算机视觉与模式识别 · 计算机科学 2024-07-15 Youngdong Jang , Dong In Lee , MinHyuk Jang , Jong Wook Kim , Feng Yang , Sangpil Kim

Recently, diffusion models (DMs) have become the state-of-the-art method for image synthesis. Editing models based on DMs, known for their high fidelity and precision, have inadvertently introduced new challenges related to image copyright…

密码学与安全 · 计算机科学 2023-12-11 Mingtian Tan , Tianhao Wang , Somesh Jha

The proliferation of images captured from millions of cameras and the advancement of facial recognition (FR) technology have made the abuse of FR a severe privacy threat. Existing works typically rely on obfuscation, synthesis, or…

计算机视觉与模式识别 · 计算机科学 2024-01-02 Wenjun Zhu , Yuan Sun , Jiani Liu , Yushi Cheng , Xiaoyu Ji , Wenyuan Xu

We propose a transformation network for generating visually-protected images for privacy-preserving DNNs. The proposed transformation network is trained by using a plain image dataset so that plain images are transformed into visually…

图像与视频处理 · 电气工程与系统科学 2020-08-10 Hiroki Ito , Yuma Kinoshita , Hitoshi Kiya

Changing facial expressions, gestures, or background details may dramatically alter the meaning conveyed by an image. Notably, recent advances in diffusion models greatly improve the quality of image manipulation while also opening the door…

计算机视觉与模式识别 · 计算机科学 2025-06-13 Alex Costanzino , Woody Bayliss , Juil Sock , Marc Gorriz Blanch , Danijela Horak , Ivan Laptev , Philip Torr , Fabio Pizzati

With the increasing prevalence of diffusion-based malicious image manipulation, existing proactive defense methods struggle to safeguard images against tampering under unknown conditions. To address this, we propose Anti-Inpainting, a…

计算机视觉与模式识别 · 计算机科学 2025-08-05 Yimao Guo , Zuomin Qu , Wei Lu , Xiangyang Luo

To protect the copyright of the 3D scene represented by the neural radiation field, the embedding and extraction of the neural radiation field watermark are considered as a pair of inverse problems of image transformations. A scheme for…

密码学与安全 · 计算机科学 2023-12-06 Wenquan Sun , Jia Liu , Weina Dong , Lifeng Chen , Ke Niu

High-quality photography in extreme low-light conditions is challenging but impactful for digital cameras. With advanced computing hardware, traditional camera image signal processor (ISP) algorithms are gradually being replaced by…

计算机视觉与模式识别 · 计算机科学 2025-05-30 Amber Yijia Zheng , Yu Zhang , Jun Hu , Raymond A. Yeh , Chen Chen

DNN-based methods have been successful in Image Signal Processor (ISP) and image enhancement (IE) tasks. However, the cost of creating training data for these tasks is considerably higher than for other tasks, making it difficult to prepare…

计算机视觉与模式识别 · 计算机科学 2025-04-04 Masakazu Yoshimura , Junji Otsuka , Radu Berdan , Takeshi Ohashi

With the development of deep learning technology, the facial manipulation system has become powerful and easy to use. Such systems can modify the attributes of the given facial images, such as hair color, gender, and age. Malicious…

计算机视觉与模式识别 · 计算机科学 2023-03-22 Yao Zhu , Yuefeng Chen , Xiaodan Li , Rong Zhang , Xiang Tian , Bolun Zheng , Yaowu Chen