Results 41 to 50 of about 4,191,146 (301)

High-throughput high-dynamic range imaging by spatiotemporally structured illumination

open access: yesAPL Photonics, 2022
Recent advances in biochemistry and optics have enabled observation of the faintest signals from even single molecules. However, although biological samples can have varying degrees of fluorescence expression ranging from a single to thousands of ...
Taeseong Woo   +7 more
doaj   +1 more source

Real-time high dynamic range laser scanning microscopy

open access: yesNature Communications, 2016
Confocal and multiphoton fluorescence microscopy often suffers from low dynamic range. Here the authors develop a high dynamic range, laser scanning fluorescence technique by simultaneously recording different light intensity ranges.
C. Vinegoni   +6 more
doaj   +1 more source

Deep Chain HDRI: Reconstructing a High Dynamic Range Image from a Single Low Dynamic Range Image

open access: yesIEEE Access, 2018
Recently, high dynamic range (HDR) imaging has attracted much attention as a technology to reflect human visual characteristics owing to the development of the display and camera technology.
Siyeong Lee, Gwon Hwan An, Suk-Ju Kang
doaj   +1 more source

TONE COMPRESSION ALGORITHM FOR HIGH DYNAMIC RANGE MEDICAL IMAGES [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2019
We propose here an HDR compression method for medical images based on a windowing operator, an adaptive tone mapping operator, and the probabilistic normal-gamma model.
I. A. Gracheva, A. V. Kopylov
doaj   +1 more source

COMPRESSION OF HIGH DYNAMIC RANGE OF SAR IMAGES

open access: yesСистемный анализ и прикладная информатика, 2018
The paper presents results of our experiments on compression of the high dynamic range SAR images. The range is equal to 16-bit. Objectives of study were comparison of known approaches to compression of the high dynamic range images; selection of optimal
Yu. I. Golub
doaj   +1 more source

Adaptive Binocular Fringe Dynamic Projection Method for High Dynamic Range Measurement

open access: yesSensors, 2019
Three-dimensional measurement with fringe projection sensor has been commonly researched. However, the measurement accuracy and efficiency of most fringe projection sensors are still seriously affected by image saturation and the non-linear effects of ...
Changzhi Yu   +3 more
doaj   +1 more source

ExpandNet: A Deep Convolutional Neural Network for High Dynamic Range Expansion from Low Dynamic Range Content [PDF]

open access: yesComputer graphics forum (Print), 2018
High dynamic range (HDR) imaging provides the capability of handling real world lighting as opposed to the traditional low dynamic range (LDR) which struggles to accurately represent images with higher dynamic range.
Demetris Marnerides   +3 more
semanticscholar   +1 more source

Target Association of Heterogeneous Sensors Based on Nearest-neighbor and Topology

open access: yesLeida xuebao, 2012
A new data association algorithm is proposed in this paper for heterogeneous sensors information fusion system, which consists of Radar and high-dynamic-range IR, based on joint usage of the nearest-neighbor (NN) and the topology similarity. The proposed
Yuan Ding-bo   +3 more
doaj   +1 more source

High Dynamic Range Structured Illumination Microscope Based on Multiple Exposures

open access: yesFrontiers in Physics, 2021
Structured illumination microscope (SIM) can double the spatial resolution by using fringed pattern illumination. However, for samples with large intra-scene dynamic ranges, such as clustered objects, SIM fails to reconstruct high-quality images and ...
Yong Liang   +14 more
doaj   +1 more source

Deep Tone Mapping Operator for High Dynamic Range Images [PDF]

open access: yesIEEE Transactions on Image Processing, 2019
A computationally fast tone mapping operator (TMO) that can quickly adapt to a wide spectrum of high dynamic range (HDR) content is quintessential for visualization on varied low dynamic range (LDR) output devices such as movie screens or standard ...
A. Rana   +5 more
semanticscholar   +1 more source

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