Replacing mobile camera isp with a single deep learning model

A Ignatov, L Van Gool… - Proceedings of the IEEE …, 2020 - openaccess.thecvf.com
As the popularity of mobile photography is growing constantly, lots of efforts are being
invested now into building complex hand-crafted camera ISP solutions. In this work, we …

High dynamic range image tone mapping: Literature review and performance benchmark

X Han, IR Khan, S Rahardja - Digital Signal Processing, 2023 - Elsevier
Compared to conventional digital imaging, high dynamic range (HDR) image tone mapping
technology can faithfully reproduce real-world scenes on common displays to provide a …

Comparing daylight brightness perception in real and immersive virtual environments using perceptual light maps

M Hegazy, K Ichiriyama, K Yasufuku, H Abe - Automation in Construction, 2021 - Elsevier
Abstract While Immersive Virtual Environments (IVEs) are essential for pre-construction
investigation of daylight perception in buildings, current daylight studies show limitations in …

MicroISP: processing 32mp photos on mobile devices with deep learning

A Ignatov, A Sycheva, R Timofte, Y Tseng… - … on Computer Vision, 2022 - Springer
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 …

Pynet-v2 mobile: Efficient on-device photo processing with neural networks

A Ignatov, G Malivenko, R Timofte… - 2022 26th …, 2022 - ieeexplore.ieee.org
The increased importance of mobile photography created a need for fast and performant
RAW image processing pipelines capable of producing good visual results in spite of the …

Non-linear display brightness adjustment

H Pan - US Patent 10,264,266, 2019 - Google Patents
Display brightness adjustment apparatus and methods are described in which the average
brightness of a display may be scaled up or down using a non-linear function. When …

Tone-mapping using perceptual-quantizer and image histogram

IR Khan, W Aziz, SO Shim - IEEE Access, 2020 - ieeexplore.ieee.org
A new tone-mapping algorithm is presented for visualization of high dynamic range (HDR)
images on low dynamic range (LDR) displays. In the first step, the real-world pixel intensities …

Robust high dynamic range color image watermarking method based on feature map extraction

T Luo, G Jiang, M Yu, H Xu, W Gao - Signal Processing, 2019 - Elsevier
In order to protect the copyright of high dynamic range (HDR) images, a novel watermarking
method based on feature map extraction is proposed. Since the HDR image provides wide …

Display-side adaptive video processing

KI Greenebaum, H Guo, H Pan, G Cote… - US Patent 10,271,054, 2019 - Google Patents
Adaptive video processing for a target display panel may be implemented in or by a
decoding/display pipeline associated with the target display panel. The adaptive video …

High dynamic range image tone mapping based on asymmetric model of retinal adaptation

DH Lee, M Fan, SW Kim, MC Kang, SJ Ko - Signal Processing: Image …, 2018 - Elsevier
Global tone mapping operators using the symmetrical retinal response model to light tend to
produce a low dynamic range (LDR) image that exhibits loss of details of its corresponding …