Results 81 to 90 of about 18,365,131 (347)

Low Dynamic Range Solutions to the High Dynamic Range Imaging Problem

open access: yesJournal of Measurement Science and Instrumentation, 2010
While capturing a real world scene using a common digital camera,due to limitations of the sensor dynamic range,we will not be able to capture the entire dynamic range of the scene.This problem is evident while capturing a picture of a scene which has ...
Shanmuganathan RAMAN, Subhasis CHAUDHURI
doaj  

Express analytical methods of time response characteristics in large dynamic range for scintillator

open access: yesHe jishu, 2021
BackgroundInternational basic nuclear physics research and fusion energy research need pulse radiation detection system with higher and higher accuracy.
HUANG Zhanchang   +6 more
doaj   +1 more source

High‐dynamic range image generation from single low‐dynamic range image

open access: yesIET Image Processing, 2016
Due to the growing popularity of high‐dynamic range (HDR) image and the high complexity to capture HDR image, researchers focus on converting low‐dynamic range (LDR) content to HDR, which gives rise to a number of dynamic range expansion methods. Most of the existing methods try their best to tackle highlight areas during the expanding, however, in ...
Yang, Fan, Huo, Yongqing
openaire   +1 more source

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

A high-sensitivity MEMS gravimeter with a large dynamic range

open access: yesMicrosystems & Nanoengineering, 2019
Precise measurement of variations in the local gravitational acceleration is valuable for natural hazard forecasting, prospecting, and geophysical studies. Common issues of the present gravimetry technologies include their high cost, high mass, and large
Shihao Tang   +8 more
semanticscholar   +1 more source

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

Dynamic Kerr effect responses in the Terahertz-range

open access: yes, 2005
Dynamic Kerr effect measurements provide a simple realization of a nonlinear experiment. We propose a field-off experiment where an electric field of one or several sinusoidal cycles is applied to a sample in thermal equilibrium.
Gregor Diezemann   +5 more
core   +2 more sources

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

Multi-Scale Dense Networks for Deep High Dynamic Range Imaging

open access: yesIEEE Workshop/Winter Conference on Applications of Computer Vision, 2019
Generating a high dynamic range (HDR) image from a set of sequential exposures is a challenging task for dynamic scenes. The most common approaches are aligning the input images to a reference image before merging them into an HDR image, but artifacts ...
Qingsen Yan   +6 more
semanticscholar   +1 more source

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

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