Results 81 to 90 of about 4,521,731 (325)

Research on public data classification and grading and application practice

open access: yes大数据
The public data classification and grading system is an important part of the data foundation system. Its strong and orderly application and implementation of data elements of the system supply, efficient circulation and security governance has an ...
HE Zhengqing   +5 more
doaj  

New determination of $\mathcal{S} \mathcal{T} \langle N| \overline{q} D_{\mu} D_{\nu} q |N \rangle$ based on recent experimental constraints

open access: yes, 2015
The symmetric and traceless part of the matrix element $\mathcal{S} \mathcal{T} \langle N| \overline{q} D_{\mu} D_{\nu} q |N \rangle$ can be determined from the second moment of the twist-3 parton distribution function $e(x)$.
Gubler, Philipp   +2 more
core   +1 more source

Cyclic nucleotide signaling as a drug target in retinitis pigmentosa

open access: yesFEBS Letters, EarlyView.
Disruptions in cGMP and cAMP signaling can contribute to retinal dysfunction and photoreceptor loss in retinitis pigmentosa. This perspective examines the mechanisms and evaluates emerging evidence on targeting these pathways as a potential therapeutic strategy to slow or prevent retinal degeneration.
Katri Vainionpää   +2 more
wiley   +1 more source

Mining Two-Line Element Data to Detect Orbital Maneuver for Satellite

open access: yesIEEE Access, 2019
Data clustering analysis is proposed to detect the orbital maneuvers of satellites at different scales. In this study, the unsupervised classification methods of K-means, hierarchical, and fuzzy C-means clustering are used to handle the two-line element (
Xue Bai, Chuan Liao, Xiao Pan, Ming Xu
doaj   +1 more source

A direct element resequencing procedure [PDF]

open access: yes
Element by element frontal solution algorithms are utilized in many of the existing finite element codes. The overall computational efficiency of this type of procedure is directly related to the element data input sequence. Thus, it is important to have
Akin, J. E., Fulford, R. E.
core   +1 more source

TRAF2 binds to TIFA via a novel motif and contributes to its autophagic degradation

open access: yesFEBS Letters, EarlyView.
TRAF family members couple receptor signalling complexes to downstream outputs, but how they interact with these complexes is not always clear. Here, we show that during ADP‐heptose signalling, TRAF2 binding to TIFA requires two short sequence motifs in the C‐terminal tail of TIFA, which are distinct from the TRAF6 binding motif.
Tom Snelling   +4 more
wiley   +1 more source

Manual for extending the laser specklegram technique to strain analysis of rotating components [PDF]

open access: yes
The theory, techniques, and equipment necessary for extending laser speckle techniques to analyze stresses in rotating blades are described. Details for setting up the equipment, for timing the events, for data recording, and for data analysis are ...
Chien, L. C.   +3 more
core   +1 more source

The epithelial barrier theory proposes a comprehensive explanation for the origins of allergic and other chronic noncommunicable diseases

open access: yesFEBS Letters, EarlyView.
Exposure to common noxious agents (1), including allergens, pollutants, and micro‐nanoplastics, can cause epithelial barrier damage (2) in our body's protective linings. This may trigger an immune response to our microbiome (3). The epithelial barrier theory explains how this process can lead to chronic noncommunicable diseases (4) affecting organs ...
Can Zeyneloglu   +17 more
wiley   +1 more source

Finite element convergence for singular data

open access: yesNumerische Mathematik, 1973
Convergence of the finite element solutionu h of the Dirichlet problem Δu=? is proved, where ? is the Dirac ?-function (unit impulse). In two dimensions, the Green's function (fundamental solution)u lies outsideH 1, but we are able to prove that $$\parallel u - u^h \parallel _{L^2 } = O (h)$$ . Since the singularity ofu is logarithmic, we conclude that
openaire   +3 more sources

Focusing on a Probability Element: Parameter Selection of Message Importance Measure in Big Data

open access: yes, 2017
Message importance measure (MIM) is applicable to characterize the importance of information in the scenario of big data, similar to entropy in information theory.
Dong, Yunquan   +3 more
core   +1 more source

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