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Mapping a single exposure low dynamic range (LDR) image into a high dynamic range (HDR) is considered among the most strenuous image to image translation tasks due to exposure-related missing information. This study tackles the challenges…

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

While most images shared on the web and social media platforms are encoded in standard dynamic range (SDR), many displays now can accommodate high dynamic range (HDR) content. Additionally, modern cameras can capture images in an HDR format…

Image and Video Processing · Electrical Eng. & Systems 2025-03-18 Trevor D. Canham , SaiKiran Tedla , Michael J. Murdoch , Michael S. Brown

Image harmonization is a critical task in computer vision, which aims to adjust the foreground to make it compatible with the background. Recent works mainly focus on using global transformations (i.e., normalization and color curve…

Computer Vision and Pattern Recognition · Computer Science 2023-05-09 Haoxing Chen , Zhangxuan Gu , Yaohui Li , Jun Lan , Changhua Meng , Weiqiang Wang , Huaxiong Li

High dynamic range (HDR) imaging has been attracting much attention as a technology that can provide immersive experience. Its ultimate goal is to provide better quality of experience (QoE) via enhanced contrast. In this paper, we analyze…

Human-Computer Interaction · Computer Science 2018-09-14 Seong-Eun Moon , Jong-Seok Lee

Few tone mapping operators (TMOs) take color management into consideration, limiting compression to luminance values only. This may lead to changes in image chroma and hues which are typically managed with a post-processing step. However,…

Computer Vision and Pattern Recognition · Computer Science 2017-11-27 E. Sikudova , T. Pouli , A. Artusi , A. O. Akyuz , F. Banterle , Z. M. Mazlumoglu , E. Reinhard

An accurate depth map of the environment is critical to the safe operation of autonomous robots and vehicles. Currently, either light detection and ranging (LIDAR) or stereo matching algorithms are used to acquire such depth information.…

ITM(inverse tone-mapping) converts SDR (standard dynamic range) footage to HDR/WCG (high dynamic range /wide color gamut) for media production. It happens not only when remastering legacy SDR footage in front-end content provider, but also…

Multimedia · Computer Science 2023-10-17 Cheng Guo , Leidong Fan , Qian Zhang , Hanyuan Liu , Kanglin Liu , Xiuhua Jiang

This paper presents a new approach for contrast enhancement of spinal cord medical images based on multirate scheme incorporated into multiscale retinex algorithm. The proposed work here uses HSV color space, since HSV color space separates…

Computer Vision and Pattern Recognition · Computer Science 2014-08-14 Sreenivasa Setty , N. K Srinath , M. C Hanumantharaju

High dynamic range (HDR) images capture much more intensity levels than standard ones. Current methods predominantly generate HDR images from 8-bit low dynamic range (LDR) sRGB images that have been degraded by the camera processing…

Image and Video Processing · Electrical Eng. & Systems 2023-09-06 Yunhao Zou , Chenggang Yan , Ying Fu

The main aim of this paper is to propose a color texture classification approach which uses color sensor information and texture features jointly. High accuracy, low noise sensitivity and low computational complexity are specified aims for…

Computer Vision and Pattern Recognition · Computer Science 2019-06-27 Shervan Fekri-Ershad , Farshad Tajeripour

High Dynamic Range (HDR) imaging is gaining increased attention due to its realistic content, for not only regular displays but also smartphones. Before sufficient HDR content is distributed, HDR visualization still relies mostly on…

Computer Vision and Pattern Recognition · Computer Science 2020-01-22 Subhayan Mukherjee , Guan-Ming Su , Irene Cheng

High dynamic range (HDR) capture and display have seen significant growth in popularity driven by the advancements in technology and increasing consumer demand for superior image quality. As a result, HDR image compression is crucial to…

Image and Video Processing · Electrical Eng. & Systems 2024-07-19 Peibei Cao , Haoyu Chen , Jingzhe Ma , Yu-Chieh Yuan , Zhiyong Xie , Xin Xie , Haiqing Bai , Kede Ma

High dynamic range (HDR) imaging is an important task in image processing that aims to generate well-exposed images in scenes with varying illumination. Although existing multi-exposure fusion methods have achieved impressive results,…

Computer Vision and Pattern Recognition · Computer Science 2023-05-30 Jun Xiao , Qian Ye , Tianshan Liu , Cong Zhang , Kin-Man Lam

Multiple imaging modalities are often used for disease diagnosis, prediction, or population-based analyses. However, not all modalities might be available due to cost, different study designs, or changes in imaging technology. If the…

Image and Video Processing · Electrical Eng. & Systems 2023-03-21 Boqi Chen , Marc Niethammer

Low-contrast image enhancement is essential for high-quality image display and other visual applications. However, it is a challenging task as the enhancement is expected to increase the visibility of an image while maintaining its…

Image and Video Processing · Electrical Eng. & Systems 2021-11-24 Thaweesak Trongtirakul , Sos Agaian

Deep high dynamic range (HDR) imaging as an image translation issue has achieved great performance without explicit optical flow alignment. However, challenges remain over content association ambiguities especially caused by saturation and…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 Hui Li , Xuyang Yao , Wuyuan Xie , Miaohui Wang

Depth information is useful for many applications. Active depth sensors are appealing because they obtain dense and accurate depth maps. However, due to issues that range from power constraints to multi-sensor interference, these sensors…

Image and Video Processing · Electrical Eng. & Systems 2020-02-04 James Noraky , Vivienne Sze

High dynamic range (HDR) rendering has the ability to faithfully reproduce the wide luminance ranges in natural scenes, but how to accurately assess the rendering quality is relatively underexplored. Existing quality models are mostly…

Image and Video Processing · Electrical Eng. & Systems 2024-09-11 Peibei Cao , Rafal K. Mantiuk , Kede Ma

In recent years, consumer-level depth cameras have been adopted for various applications. However, they often produce depth maps at only a moderately high frame rate (approximately 30 frames per second), preventing them from being used for…

Graphics · Computer Science 2018-11-06 Ming-Ze Yuan , Lin Gao , Hongbo Fu , Shihong Xia

There are shadow and highlight regions in a low dynamic range (LDR) image which is captured from a high dynamic range (HDR) scene. It is an ill-posed problem to restore the saturated regions of the LDR image. In this paper, the saturated…

Computer Vision and Pattern Recognition · Computer Science 2021-11-16 Chaobing Zheng , Zhengguo Li , Shiqian Wu