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Related papers: ISP Distillation

200 papers

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…

Computer Vision and Pattern Recognition · Computer Science 2024-04-08 William Ljungbergh , Joakim Johnander , Christoffer Petersson , Michael Felsberg

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)…

Computer Vision and Pattern Recognition · Computer Science 2023-03-27 Junji Otsuka , Masakazu Yoshimura , Takeshi Ohashi

Digital cameras transform sensor RAW readings into RGB images by means of their Image Signal Processor (ISP). Computational photography tasks such as image denoising and colour constancy are commonly performed in the RAW domain, in part due…

Image and Video Processing · Electrical Eng. & Systems 2022-09-23 Marcos V. Conde , Steven McDonagh , Matteo Maggioni , Aleš Leonardis , Eduardo Pérez-Pellitero

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

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…

Computer Vision and Pattern Recognition · Computer Science 2024-01-26 Zhihao Li , Ming Lu , Xu Zhang , Xin Feng , M. Salman Asif , Zhan Ma

In modern smartphone cameras, the Image Signal Processor (ISP) is the core element that converts the RAW readings from the sensor into perceptually pleasant RGB images for the end users. The ISP is typically proprietary and handcrafted and…

Computer Vision and Pattern Recognition · Computer Science 2024-09-26 Omar Elezabi , Marcos V. Conde , Radu Timofte

Compared to RGB images, raw sensor data provides a richer representation of information, which is crucial for accurate recognition, particularly under challenging conditions such as low-light environments. The traditional Image Signal…

Computer Vision and Pattern Recognition · Computer Science 2026-05-11 Hanxi Li , Yao Cheng , Bo Zhang , Li Zeng

sRGB images are now the predominant choice for pre-training visual models in computer vision research, owing to their ease of acquisition and efficient storage. Meanwhile, the advantage of RAW images lies in their rich physical information…

Computer Vision and Pattern Recognition · Computer Science 2024-08-28 Ziteng Cui , Tatsuya Harada

Image Signal Processors (ISPs) convert raw sensor signals into digital images, which significantly influence the image quality and the performance of downstream computer vision tasks. Designing ISP pipeline and tuning ISP parameters are two…

Computer Vision and Pattern Recognition · Computer Science 2024-10-31 Yujin Wang , Tianyi Xu , Fan Zhang , Tianfan Xue , Jinwei Gu

We propose a trainable Image Signal Processing (ISP) framework that produces DSLR quality images given RAW images captured by a smartphone. To address the color misalignments between training image pairs, we employ a color-conditional ISP…

Computer Vision and Pattern Recognition · Computer Science 2022-07-13 Ardhendu Shekhar Tripathi , Martin Danelljan , Samarth Shukla , Radu Timofte , Luc Van Gool

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

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…

Computer Vision and Pattern Recognition · Computer Science 2025-04-04 Masakazu Yoshimura , Junji Otsuka , Radu Berdan , Takeshi Ohashi

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

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…

Computer Vision and Pattern Recognition · Computer Science 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…

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

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

The entire Image Signal Processor (ISP) of a camera relies on several processes to transform the data from the Color Filter Array (CFA) sensor, such as demosaicing, denoising, and enhancement. These processes can be executed either by some…

Convolutional neural networks (CNNs) are now predominant components in a variety of computer vision (CV) systems. These systems typically include an image signal processor (ISP), even though the ISP is traditionally designed to produce…

Image and Video Processing · Electrical Eng. & Systems 2021-03-18 Patrick Hansen , Alexey Vilkin , Yury Khrustalev , James Imber , David Hanwell , Matthew Mattina , Paul N. Whatmough

Conventional image signal processing (ISP) frameworks are designed to reconstruct an RGB image from a single raw measurement. As multi-camera systems become increasingly popular these days, it is worth exploring improvements in ISP…

Image and Video Processing · Electrical Eng. & Systems 2022-11-16 Ahmad Bin Rabiah , Qi Guo

Image signal processors (ISPs) are historically grown legacy software systems for reconstructing color images from noisy raw sensor measurements. Each smartphone manufacturer has developed its ISPs with its own characteristic heuristics for…

Computer Vision and Pattern Recognition · Computer Science 2024-01-09 Matheus Souza , Wolfgang Heidrich
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