Results 1 to 10 of about 31,861,741 (256)

AN ALGORITHM FOR IMAGE FORMING OF PHOTOGRAPHING OBJECT HAVING LARGE RANGE OF BRIGHTNESS

Приборы и методы измерений, 2015
An algorithm for image forming of photographing object having large range of brightness  from a series of  images obtained by exposure bracketing of LDR-images that minimizes loss of information had been proposed.
V. G. Kolobrodov, D. O. Pivtorak
doaj  

ADAPTIVE COMPRESSING OF THE HIGH DYNAMIC RANGE OF DIGITAL RADAR SATELLITE IMAGES

Informatika, 2018
Transformation of a digital radar image with a wide dynamic range of luminance values (up to 216 tones) for visualization on a standard monitor is considered. The monitor has 28 gray value range or any of three basic colors in the RGB system.
V. V. Starovoitov
doaj  

A Review of Recent Advances in High-Dynamic-Range CMOS Image Sensors

Chips
High-dynamic-range (HDR) technology enhances the capture of luminance beyond the limits of traditional images, facilitating the capture of more nuanced and lifelike visual effects.
Jingyang Chen, Nanbo Chen, Zhe Wang, Runjiang Dou, Jian Liu, Nanjian Wu, Liyuan Liu, Peng Feng, Gang Wang   +8 more
doaj   +1 more source

High Dynamic Range Imaging at the Quantum Limit with Single Photon Avalanche Diode-Based Image Sensors

Sensors, 2018
This paper examines methods to best exploit the High Dynamic Range (HDR) of the single photon avalanche diode (SPAD) in a high fill-factor HDR photon counting pixel that is scalable to megapixel arrays.
Neale A.W. Dutton, Tarek Al Abbas, Istvan Gyongy, Francescopaolo Mattioli Della Rocca, Robert K. Henderson   +4 more
doaj   +1 more source

Multi‐exposure embeddings for graph learning: Towards high dynamic range image saliency prediction

IET Image Processing
Identifying saliency in high dynamic range (HDR) images is a fundamentally important issue in HDR imaging, and plays critical roles towards comprehensive scene understanding.
Jun Xing, Qiudan Zhang, Xuelin Shen, Xu Wang   +3 more
doaj   +1 more source

Performance Characterization and Tuning of a Charge-Splitting High Dynamic Range 4-Tap CMOS Image Sensor

Sensors
Single-exposure high dynamic range (HDR) imaging is critical for applications such as automotive and surveillance cameras, where motion artifacts and light emitting diode (LED) flicker are significant challenges.
Yu Feng, Keiichiro Kagawa, Kamel Mars, Keita Yasutomi, Shoji Kawahito   +4 more
doaj   +1 more source

Inverse Tone Mapping Based upon Retina Response

The Scientific World Journal, 2014
The development of high dynamic range (HDR) display arouses the research of inverse tone mapping methods, which expand dynamic range of the low dynamic range (LDR) image to match that of HDR monitor.
Yongqing Huo, Fan Yang, Vincent Brost
doaj   +1 more source

RADIANCE DOMAIN COMPOSITING FOR HIGH DYNAMIC RANGE IMAGING [PDF]

ICTACT Journal on Image and Video Processing, 2013
High dynamic range imaging aims at creating an image with a range of intensity variations larger than the range supported by a camera sensor. Most commonly used methods combine multiple exposure low dynamic range (LDR) images, to obtain the high dynamic ...
M.R. Renu
doaj  

A Multiresponse Image Fusion for High Dynamic Range CMOS Image Sensor Combining Dual Conversion Gain and Logarithmic Response

IET Circuits, Devices and Systems
This article introduces a multiresponse image fusion method tailored for a high dynamic range (HDR) CMOS image sensor (CIS), which combines dual conversion gain (DCG) and logarithmic responses within a single exposure.
Shanshan Lou, Chunyan Li, Qian Jiang, Botao Xiong, Yuchun Chang   +4 more
doaj   +1 more source

Pixel-wise exposure control for single-shot HDR imaging: A joint optimization approach

APL Photonics
Dynamic range is one of the primary limitations that restricts digital image sensors from acquiring more visual information. Current high dynamic range (HDR) imaging techniques entail a trade-off between dynamic range and visual fidelity.
Yu Liang, Honghao Huang, Yutong He, Chengyang Hu, Sigang Yang, Hongwei Chen   +5 more
doaj   +1 more source