Results 51 to 60 of about 4,734,173 (343)

Joint Reconstruction of Multi-channel, Spectral CT Data via Constrained Total Nuclear Variation Minimization [PDF]

open access: yes, 2014
We explore the use of the recently proposed "total nuclear variation" (TNV) as a regularizer for reconstructing multi-channel, spectral CT images. This convex penalty is a natural extension of the total variation (TV) to vector-valued images and has the ...
La Riviere, Patrick, Rigie, David
core   +1 more source

Pricing Decisions and Online Channel Selection Strategies in Dual-Channel Supply Chains considering Block Chain

open access: yesDiscrete Dynamics in Nature and Society, 2022
Pricing decisions and online channel selection strategies are playing an increasingly important role in e-commerce. In this paper, we consider two different types of dual-channel supply chain sales models, namely, an online direct + online distribution ...
Qiang Li, Huanling Li
doaj   +1 more source

Quantitative dual-channel FRET microscopy

open access: yesOptics Express, 2017
Acceptor-sensitized quantitative Förster resonance energy transfer (FRET) measurement (E-FRET) is mainly impeded by donor emission crosstalk and acceptor direct excitation crosstalk. In this paper, we develop a novel E-FRET approach (Lux-E-FRET) based on linear unmixing (Lux) of the fluorescence intensity ratio between two detection channels with each ...
Lichun, Wei   +7 more
openaire   +2 more sources

Aggregation Induced Emissive Liquid Crystals‐Polymer Composite Membrane for Dual‐Channel Analysis of Parathyroid Hormone

open access: yesAggregate
Parathyroid hormone (PTH) is an important factor in maintaining blood calcium levels in the human body. Therefore, monitoring PTH levels is essential for assessing the various diseases progression and managing overall health.
Yingping Tong   +4 more
doaj   +1 more source

Green degree decision and pricing strategy of dual-channel supply chains

open access: yesFrontiers in Energy Research
With the prevalence of green supply chains, the government has basic requirements for companies’ green investments and outcomes while consumers increasingly favor green products.
Xiaomeng Luo   +4 more
doaj   +1 more source

A triangle of dualities: reversibly decomposable quantum channels, source-channel duality, and time reversal

open access: yes, 2005
Two quantum information processing protocols are said to be dual under resource reversal if the resources consumed (generated) in one protocol are generated (consumed) in the other.
C. E. Shannon, I. Devetak, R. Jozsa
core   +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

Dual-Exciting Central Carbon Nanoclusters for the Dual-Channel Detection of Hemin

open access: yesInorganics, 2023
Constructing optical nanoprobes with superior performance is highly desirable for sensitive and accurate assays. Herein, we develop a facile room-temperature strategy for the fabrication of green emissive carbon nanoclusters (CNCs) with dual-exciting ...
Ya-Ting Gao   +3 more
doaj   +1 more source

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

Dynamic double directional propagation channel analysis with dual circular arrays [PDF]

open access: yes, 2004
Dynamic double directional propagation channel analysis with dual circular arrays. (pp. 6 p).
Beach, MA   +4 more
core   +1 more source

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