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Related papers: Uni-ISP: Toward Unifying the Learning of ISPs from…

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This paper presents a modular neural image signal processing (ISP) framework that processes raw inputs and renders high-quality display-referred images. Unlike prior neural ISP designs, our method introduces a high degree of modularity,…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Mahmoud Afifi , Zhongling Wang , Ran Zhang , Michael S. Brown

The quality of images captured by smartphones is an important specification since smartphones are becoming ubiquitous as primary capturing devices. The traditional image signal processing (ISP) pipeline in a smartphone camera consists of…

Image and Video Processing · Electrical Eng. & Systems 2021-08-29 Saumya Gupta , Diplav Srivastava , Umang Chaturvedi , Anurag Jain , Gaurav Khandelwal

Image Signal Processors (ISPs) play important roles in image recognition tasks as well as in the perceptual quality of captured images. In most cases, experts make a lot of effort to manually tune many parameters of ISPs, but the parameters…

Computer Vision and Pattern Recognition · Computer Science 2023-08-29 Masakazu Yoshimura , Junji Otsuka , Atsushi Irie , Takeshi Ohashi

RAW to sRGB mapping, which aims to convert RAW images from smartphones into RGB form equivalent to that of Digital Single-Lens Reflex (DSLR) cameras, has become an important area of research. However, current methods often ignore the…

Computer Vision and Pattern Recognition · Computer Science 2024-01-05 Xuanhua He , Tao Hu , Guoli Wang , Zejin Wang , Run Wang , Qian Zhang , Keyu Yan , Ziyi Chen , Rui Li , Chenjun Xie , Jie Zhang , Man Zhou

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…

Computer Vision and Pattern Recognition · Computer Science 2021-03-19 Yue Cao , Xiaohe Wu , Shuran Qi , Xiao Liu , Zhongqin Wu , Wangmeng Zuo

Under-display cameras have been proposed in recent years as a way to reduce the form factor of mobile devices while maximizing the screen area. Unfortunately, placing the camera behind the screen results in significant image distortions,…

Image and Video Processing · Electrical Eng. & Systems 2021-11-03 Miao Qi , Yuqi Li , Wolfgang Heidrich

Nowadays, many of the images captured are `observed' by machines only and not by humans, e.g., in autonomous systems. High-level machine vision models, such as object recognition or semantic segmentation, assume images are transformed into…

Computer Vision and Pattern Recognition · Computer Science 2023-05-05 Eli Schwartz , Alex Bronstein , Raja Giryes

Image signal processors (ISPs) are historically grown legacy software systems for reconstructing color images from noisy raw sensor measurements. They are usually composited of many heuristic blocks for denoising, demosaicking, and color…

Computer Vision and Pattern Recognition · Computer Science 2022-03-23 Matheus Souza , Wolfgang Heidrich

Learned Image Signal Processing (ISP) pipelines offer powerful end-to-end performance but are critically dependent on large-scale paired raw-to-sRGB datasets. This reliance on costly-to-acquire paired data remains a significant bottleneck.…

Computer Vision and Pattern Recognition · Computer Science 2025-12-08 Georgy Perevozchikov , Nancy Mehta , Egor Ershov , Radu Timofte

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…

Computer Vision and Pattern Recognition · Computer Science 2025-07-22 Shani Gamrian , Hila Barel , Feiran Li , Masakazu Yoshimura , Daisuke Iso

As the revolutionary improvement being made on the performance of smartphones over the last decade, mobile photography becomes one of the most common practices among the majority of smartphone users. However, due to the limited size of…

Image and Video Processing · Electrical Eng. & Systems 2020-09-15 Linhui Dai , Xiaohong Liu , Chengqi Li , Jun Chen

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…

Computer Vision and Pattern Recognition · Computer Science 2025-02-03 Yunfan Lu , Yanlin Qian , Ziyang Rao , Junren Xiao , Liming Chen , Hui Xiong

Full DNN-based image signal processors (ISPs) have been actively studied and have achieved superior image quality compared to conventional ISPs. In contrast to this trend, we propose a lightweight ISP that consists of simple conventional…

Image and Video Processing · Electrical Eng. & Systems 2024-03-18 Masakazu Yoshimura , Junji Otsuka , Takeshi Ohashi

In recent years, there has been a growing trend in computer vision towards exploiting RAW sensor data, which preserves richer information compared to conventional low-bit RGB images. Early studies mainly focused on enhancing visual quality,…

Computer Vision and Pattern Recognition · Computer Science 2025-09-18 Kai Chen , Jin Xiao , Leheng Zhang , Kexuan Shi , Shuhang Gu

Cameras capture sensor RAW images and transform them into pleasant RGB images, suitable for the human eyes, using their integrated Image Signal Processor (ISP). Numerous low-level vision tasks operate in the RAW domain (e.g. image…

Traditional image signal processors (ISPs) are primarily designed and optimized to improve the image quality perceived by humans. However, optimal perceptual image quality does not always translate into optimal performance for computer…

Image and Video Processing · Electrical Eng. & Systems 2019-11-15 Chyuan-Tyng Wu , Leo F. Isikdogan , Sushma Rao , Bhavin Nayak , Timo Gerasimow , Aleksandar Sutic , Liron Ain-kedem , Gilad Michael

With the advent of deep learning methods replacing the ISP in transforming sensor RAW readings into RGB images, numerous methodologies solidified into real-life applications. Equally potent is the task of inverting this process which will…

Computer Vision and Pattern Recognition · Computer Science 2022-10-24 Jinha Kim , Jun Jiang , Jinwei Gu

Reconstructing RGB image from RAW data obtained with a mobile device is related to a number of image signal processing (ISP) tasks, such as demosaicing, denoising, etc. Deep neural networks have shown promising results over hand-crafted ISP…

Image and Video Processing · Electrical Eng. & Systems 2021-04-08 Byung-Hoon Kim , Joonyoung Song , Jong Chul Ye , JaeHyun Baek

Low-light Object detection is crucial for many real-world applications but remains challenging due to degraded image quality. While recent studies have shown that RAW images offer superior potential over RGB images, existing approaches…

Computer Vision and Pattern Recognition · Computer Science 2025-09-12 Jiasheng Guo , Xin Gao , Yuxiang Yan , Guanghao Li , Jian Pu

Image compression is an essential and last processing unit in the camera image signal processing (ISP) pipeline. While many studies have been made to replace the conventional ISP pipeline with a single end-to-end optimized deep learning…

Image and Video Processing · Electrical Eng. & Systems 2022-08-17 Wooseok Jeong , Seung-Won Jung