Results 41 to 50 of about 94,222 (181)

Perceptual Tone Mapping Model for High Dynamic Range Imaging

IEEE Access, 2023
One of the key challenges in tone mapping is to preserve the perceptual quality of high dynamic range (HDR) images when mapping them to standard dynamic range (SDR) displays.
Imran Mehmood, Xinye Shi, Muhammad Usman Khan, Ming Ronnier Luo   +3 more
doaj   +1 more source

The listening talker: A review of human and algorithmic context-induced modifications of speech [PDF]

, 2014
International audienceSpeech output technology is finding widespread application, including in scenarios where intelligibility might be compromised - at least for some listeners - by adverse conditions. Unlike most current algorithms, talkers continually
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core   +3 more sources

Low-Light Image Enhancement Using CycleGAN-Based Near-Infrared Image Generation and Fusion

Mathematics
Image visibility is often degraded under challenging conditions such as low light, backlighting, and inadequate contrast. To mitigate these issues, techniques like histogram equalization, high dynamic range (HDR) tone mapping and near-infrared (NIR ...
Min-Han Lee, Young-Ho Go, Seung-Hwan Lee, Sung-Hak Lee   +3 more
doaj   +1 more source

Complex-Tone Pitch Discrimination in Listeners With Sensorineural Hearing Loss

Trends in Hearing, 2016
Physiological studies have shown that noise-induced sensorineural hearing loss (SNHL) enhances the amplitude of envelope coding in auditory-nerve fibers.
Federica Bianchi, Michal Fereczkowski, Johannes Zaar, Sébastien Santurette, Torsten Dau   +4 more
doaj   +1 more source

Advances on CMOS image sensors [PDF]

, 2016
This paper offers an introduction to the technological advances of image sensors designed using complementary metal–oxide–semiconductor (CMOS) processes along the last decades.
Gouveia, Luiz
core   +1 more source

Deep Chroma Compression of Tone-Mapped Images

ACM Transactions on Multimedia Computing, Communications, and Applications
Acquisition of High Dynamic Range (HDR) images is thriving due to the increasing use of smart devices and the demand for high-quality output. Extensive research has focused on developing methods for reducing the luminance range in HDR images using conventional and deep learning-based tone mapping operators to enable accurate reproduction on ...
Xenios Milidonis, Alessandro Artusi, Francesco Banterle   +2 more
openaire   +2 more sources

Large-scale spectral bandwidth compression by complex electro-optic temporal phase modulation

, 2018
Spectral-temporal shaping of quantum light has important applications in quantum communications and photonic quantum information processing. Electro-optic temporal lenses have recently been recognized as a tool for noise-free, efficient spectral ...
Karpinski, Michal, Sosnicki, Filip
core   +1 more source

Vasovagal cardiac arrest during spinal anesthesia for Cesarean section -A case report- [PDF]

Korean Journal of Anesthesiology, 2013
The vasovagal response is characterized by an inappropriate combination of bradycardia and paradoxical vasodilation. During a general or neuraxial anesthesia-induced sympathectomy, a sudden vagal activation and/or an acute reduction in sympathetic tone ...
Young-Eun Jang, Sang-Hwan Do, In-Ae Song
doaj   +1 more source

High dynamic range imaging for archaeological recording [PDF]

, 2010
This paper notes the adoption of digital photography as a primary recording means within archaeology, and reviews some issues and problems that this presents.
Wheatley, David
core   +1 more source

The Evaluation of Digital Rectal Examination for Assessment of Anal Tone

Global Spine Journal, 2012
Introduction Cauda equina syndrome represents the constellation of symptoms and signs resulting from compression of lumbosacral nerve routes. Combined with subjective neurological findings, a reduction in anal tone is an important sign deeming further ...
K. E. Sherlock, W. Turner, S. Elsayed, E. Bagouri, L. Baha, B. M. Boszczyk, D. McNally   +6 more
doaj   +1 more source