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Camera Image Signal Processing (ISP) pipelines can get appealing results in different image signal processing tasks. Nonetheless, the majority of these methods, including those employing an encoder-decoder deep architecture for the task,…

Image and Video Processing · Electrical Eng. & Systems 2023-10-04 Yunhao Yang , Yi Wang , Chandrajit Bajaj

The increasing complexity of large-scale FPGA accelerators poses significant challenges in achieving high performance while maintaining design productivity. High-level synthesis (HLS) has been adopted as a solution, but the mismatch between…

Hardware Architecture · Computer Science 2024-10-18 Jason Lau , Yuanlong Xiao , Yutong Xie , Yuze Chi , Linghao Song , Shaojie Xiang , Michael Lo , Zhiru Zhang , Jason Cong , Licheng Guo

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

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…

Computer Vision and Pattern Recognition · Computer Science 2026-03-02 Lingen Li , Mingde Yao , Xingyu Meng , Muquan Yu , Tianfan Xue , Jinwei Gu

Pansharpening in remote sensing image aims at acquiring a high-resolution multispectral (HRMS) image directly by fusing a low-resolution multispectral (LRMS) image with a panchromatic (PAN) image. The main concern is how to effectively…

Image and Video Processing · Electrical Eng. & Systems 2021-11-25 Jiahui Ni , Zhimin Shao , Zhongzhou Zhang , Mingzheng Hou , Jiliu Zhou , Leyuan Fang , Yi Zhang

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

Due to hardware constraints, standard off-the-shelf digital cameras suffers from low dynamic range (LDR) and low frame per second (FPS) outputs. Previous works in high dynamic range (HDR) video reconstruction uses sequence of alternating…

Image and Video Processing · Electrical Eng. & Systems 2022-10-11 Zeeshan Khan , Parth Shettiwar , Mukul Khanna , Shanmuganathan Raman

One of the most successful approaches to modern high quality HDR-video capture is to use camera setups with multiple sensors imaging the scene through a common optical system. However, such systems pose several challenges for HDR…

Computer Vision and Pattern Recognition · Computer Science 2013-08-23 Joel Kronander , Stefan Gustavson , Gerhard Bonnet , Anders Ynnerman , Jonas Unger

Multispectral image fusion is a computer vision process that is essential to remote sensing. For applications such as dehazing and object detection, there is a need to offer solutions that can perform in real-time on any type of scene.…

Computer Vision and Pattern Recognition · Computer Science 2023-05-09 Nati Ofir , Jean-Christophe Nebel

In recent years, the fusion of high spatial resolution multispectral image (HR-MSI) and low spatial resolution hyperspectral image (LR-HSI) has been recognized as an effective method for HSI super-resolution (HSI-SR). However, both HSI and…

Image and Video Processing · Electrical Eng. & Systems 2024-03-15 Yuan Fang , Yipeng Liu , Jie Chen , Zhen Long , Ao Li , Chong-Yung Chi , Ce Zhu

In this paper, we propose a novel deep neural network model that reconstructs a high dynamic range (HDR) image from a single low dynamic range (LDR) image. The proposed model is based on a convolutional neural network composed of dilated…

Computer Vision and Pattern Recognition · Computer Science 2020-06-30 Siyeong Lee , Gwon Hwan An , Suk-Ju Kang

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

Pixel binning is considered one of the most prominent solutions to tackle the hardware limitation of smartphone cameras. Despite numerous advantages, such an image sensor has to appropriate an artefact-prone non-Bayer colour filter array…

Computer Vision and Pattern Recognition · Computer Science 2021-04-20 SMA Sharif , Rizwan Ali Naqvi , Mithun Biswas

This paper presents an algorithm that enhances undesirably illuminated images by generating and fusing multi-level illuminations from a single image.The input image is first decomposed into illumination and reflectance components by using…

Computer Vision and Pattern Recognition · Computer Science 2017-08-03 Jae Sung Park , Nam Ik Cho

The limited dynamic range of commercial compact camera sensors results in an inaccurate representation of scenes with varying illumination conditions, adversely affecting image quality and subsequently limiting the performance of underlying…

Computer Vision and Pattern Recognition · Computer Science 2022-05-17 Pranjay Shyam , Sandeep Singh Sengar , Kuk-Jin Yoon , Kyung-Soo Kim

High dynamic range (HDR) images are important for a range of tasks, from navigation to consumer photography. Accordingly, a host of specialized HDR sensors have been developed, the most successful of which are based on capturing variable…

Image and Video Processing · Electrical Eng. & Systems 2023-08-17 Mingyang Xie , Matthew Chan , Christopher Metzler

In recent years, single image super-resolution (SISR) methods using deep convolution neural network (CNN) have achieved impressive results. Thanks to the powerful representation capabilities of the deep networks, numerous previous ways can…

Image and Video Processing · Electrical Eng. & Systems 2019-09-27 Zheng Hui , Xinbo Gao , Yunchu Yang , Xiumei Wang

Infrared and visible (IR-VIS) image fusion has gained significant attention for its broad application value. However, existing methods often neglect the complementary role of infrared image in restoring visible image features under hazy…

Computer Vision and Pattern Recognition · Computer Science 2026-01-12 Huafeng Li , Jiaqi Fang , Yafei Zhang , Yu Liu

This paper introduces an effective processing framework nominated ICP (Image Cloud Processing) to powerfully cope with the data explosion in image processing field. While most previous researches focus on optimizing the image processing…

Computer Vision and Pattern Recognition · Computer Science 2016-07-05 Le Dong , Zhiyu Lin , Yan Liang , Ling He , Ning Zhang , Qi Chen , Xiaochun Cao , Ebroul lzquierdo