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Unprocessed sensor outputs (RAW images) potentially improve both low-level and high-level computer vision algorithms, but the lack of large-scale RAW image datasets is a barrier to research. Thus, reversed Image Signal Processing (ISP)…

计算机视觉与模式识别 · 计算机科学 2023-03-27 Junji Otsuka , Masakazu Yoshimura , Takeshi Ohashi

In the context of visual perception, the optical signal from a scene is transferred into the electronic domain by detectors in the form of image data, which are then processed for the extraction of visual information. In noisy and…

光学 · 物理学 2025-02-07 Jungmin Kim , Nanfang Yu , Zongfu Yu

Modern end-to-end image signal processors (ISPs) can learn complex mappings from RAW/XYZ data to sRGB (and vice versa), opening new possibilities in image processing. However, the growing diversity of camera models, particularly in mobile…

计算机视觉与模式识别 · 计算机科学 2026-03-02 Lingen Li , Mingde Yao , Xingyu Meng , Muquan Yu , Tianfan Xue , Jinwei Gu

The success of deep denoisers on real-world color photographs usually relies on the modeling of sensor noise and in-camera signal processing (ISP) pipeline. Performance drop will inevitably happen when the sensor and ISP pipeline of test…

计算机视觉与模式识别 · 计算机科学 2021-03-19 Yue Cao , Xiaohe Wu , Shuran Qi , Xiao Liu , Zhongqin Wu , Wangmeng Zuo

Traditional image signal processing (ISP) pipeline consists of a set of individual image processing components onboard a camera to reconstruct a high-quality sRGB image from the sensor raw data. Due to the hand-crafted nature of the ISP…

图像与视频处理 · 电气工程与系统科学 2019-08-09 Zhetong Liang , Jianrui Cai , Zisheng Cao , Lei Zhang

Unprocessed RAW data is a highly valuable image format for image editing and computer vision. However, since the file size of RAW data is huge, most users can only get access to processed and compressed sRGB images. To bridge this gap, we…

图像与视频处理 · 电气工程与系统科学 2021-04-07 Yazhou Xing , Zian Qian , Qifeng Chen

Image pyramids are commonly used in modern computer vision tasks to obtain multi-scale features for precise understanding of images. However, image pyramids process multiple resolutions of images using the same large-scale model, which…

计算机视觉与模式识别 · 计算机科学 2024-10-29 Xizhou Zhu , Xue Yang , Zhaokai Wang , Hao Li , Wenhan Dou , Junqi Ge , Lewei Lu , Yu Qiao , Jifeng Dai

The separation of the data capture and analysis in modern vision systems has led to a massive amount of data transfer between the end devices and cloud computers, resulting in long latency, slow response, and high power consumption.…

图像与视频处理 · 电气工程与系统科学 2024-08-13 Ruibing Song , Kejie Huang , Zongsheng Wang , Haibin Shen

While neural networks-based photo processing solutions can provide a better image quality compared to the traditional ISP systems, their application to mobile devices is still very limited due to their very high computational complexity. In…

Conventional cameras capture image irradiance on a sensor and convert it to RGB images using an image signal processor (ISP). The images can then be used for photography or visual computing tasks in a variety of applications, such as public…

计算机视觉与模式识别 · 计算机科学 2024-01-26 Zhihao Li , Ming Lu , Xu Zhang , Xin Feng , M. Salman Asif , Zhan Ma

We present DeepISP, a full end-to-end deep neural model of the camera image signal processing (ISP) pipeline. Our model learns a mapping from the raw low-light mosaiced image to the final visually compelling image and encompasses low-level…

图像与视频处理 · 电气工程与系统科学 2019-02-05 Eli Schwartz , Raja Giryes , Alex M. Bronstein

Despite the great advances made in the field of image super-resolution (ISR) during the last years, the performance has merely been evaluated perceptually. Thus, it is still unclear whether ISR is helpful for other vision tasks. In this…

计算机视觉与模式识别 · 计算机科学 2016-01-29 Dengxin Dai , Yujian Wang , Yuhua Chen , Luc Van Gool

In order to deploy current computer vision (CV) models on resource-constrained low-power devices, recent works have proposed in-sensor and in-pixel computing approaches that try to partly/fully bypass the image signal processor (ISP) and…

计算机视觉与模式识别 · 计算机科学 2022-10-12 Gourav Datta , Zeyu Liu , Zihan Yin , Linyu Sun , Akhilesh R. Jaiswal , Peter A. Beerel

Object detection models are typically applied to standard RGB images processed through Image Signal Processing (ISP) pipelines, which are designed to enhance sensor-captured RAW images for human vision. However, these ISP functions can lead…

计算机视觉与模式识别 · 计算机科学 2025-07-22 Shani Gamrian , Hila Barel , Feiran Li , Masakazu Yoshimura , Daisuke Iso

With the AI of Things (AIoT) development, a huge amount of visual data, e.g., images and videos, are produced in our daily work and life. These visual data are not only used for human viewing or understanding but also for machine analysis…

图像与视频处理 · 电气工程与系统科学 2021-12-21 Sien Chen , Jian Jin , Lili Meng , Weisi Lin , Zhuo Chen , Tsui-Shan Chang , Zhengguang Li , Huaxiang Zhang

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

Computer vision and multimedia information processing have made extreme progress within the last decade and many tasks can be done with a level of accuracy as if done by humans, or better. This is because we leverage the benefits of huge…

计算机视觉与模式识别 · 计算机科学 2021-11-18 Alan F. Smeaton

RAW images are rarely shared mainly due to its excessive data size compared to their sRGB counterparts obtained by camera ISPs. Learning the forward and inverse processes of camera ISPs has been recently demonstrated, enabling…

图像与视频处理 · 电气工程与系统科学 2024-04-16 Woohyeok Kim , Geonu Kim , Junyong Lee , Seungyong Lee , Seung-Hwan Baek , Sunghyun Cho

The Image Signal Processor (ISP) is a fundamental component in modern smartphone cameras responsible for conversion of RAW sensor image data to RGB images with a strong focus on perceptual quality. Recent work highlights the potential of…

计算机视觉与模式识别 · 计算机科学 2025-05-16 Andrei Arhire , Radu Timofte

Event-guided imaging has received significant attention due to its potential to revolutionize instant imaging systems. However, the prior methods primarily focus on enhancing RGB images in a post-processing manner, neglecting the challenges…

计算机视觉与模式识别 · 计算机科学 2025-02-03 Yunfan Lu , Yanlin Qian , Ziyang Rao , Junren Xiao , Liming Chen , Hui Xiong