Results 11 to 20 of about 4,361,784 (275)

Reconstructing the growth index $$\gamma $$ γ with Gaussian processes

open access: yesEuropean Physical Journal C: Particles and Fields
Alternative cosmological models have been proposed to alleviate the tensions reported in the concordance cosmological model, or to explain the current accelerated phase of the universe.
Fernanda Oliveira   +4 more
doaj   +3 more sources

Inadequacy of the gamma distribution to calculate the Standardized Precipitation Index [PDF]

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2015
The Standardized Precipitation Index was developed as a probability-based index able to monitor rainfall deficit in a standardized or normalized way.
Gabriel C. Blain, Monica C. Meschiatti
doaj   +3 more sources

Experimental Measurements and Computer Simulation of Fission Product Gamma-Ray Spectra [PDF]

open access: yes, 1997
Airborne gamma ray spectrometry using high volume scintillation detectors, optionally in conjunction with Ge detectors, has potential for making rapid environmental measurements in response to nuclear accidents. An experimental investigation and computer
Sanderson, D.C.W.   +4 more
core   +8 more sources

Beta, but not gamma, band oscillations index visual form-motion integration.

open access: yesPLoS ONE, 2014
Electrophysiological oscillations in different frequency bands co-occur with perceptual, motor and cognitive processes but their function and respective contributions to these processes need further investigations.
Charles Aissani   +4 more
doaj   +4 more sources

GPU-based fast gamma index calculation [PDF]

open access: yesPhysics in Medicine and Biology, 2011
The gamma-index dose comparison tool has been widely used to compare dose distributions in cancer radiotherapy. The accurate calculation of gamma-index requires an exhaustive search of the closest Euclidean distance in the high-resolution dose-distance space. This is a computational intensive task when dealing with 3D dose distributions.
Gu, Xuejun, Jia, Xun, Jiang, Steve B.
openaire   +3 more sources

THE BRAKING INDEX OF A RADIO-QUIET GAMMA-RAY PULSAR [PDF]

open access: yesThe Astrophysical Journal Letters, 2016
ABSTRACT We report the discovery and timing measurements of PSR J1208−6238, a young and highly magnetized gamma-ray pulsar, with a spin period of 440 ms. The pulsar was discovered in gamma-ray photon data from the Fermi Large Area Telescope (LAT) during a blind-search survey of unidentified LAT sources, running on the distributed ...
C. J. Clark   +16 more
openaire   +6 more sources

Objective Bayesian inference for the capability index of the Gamma distribution

open access: yesQuality and Reliability Engineering International, 2021
AbstractThe Gamma distribution has been applied in research in several areas of knowledge, due to its good flexibility and adaptability nature. Process capacity indices like are widely used when the measurements related to the data follow a normal distribution.
Marcello Henrique de Almeida   +3 more
openaire   +3 more sources

The normalized signless laplacian estrada index of graphs [PDF]

open access: yesTransactions on Combinatorics, 2023
Let $G$ be a simple connected graph of order $n$ with $m$ edges. Denote by $% \gamma _{1}^{+}\geq \gamma _{2}^{+}\geq \cdots \geq \gamma _{n}^{+}\geq 0$ the normalized signless Laplacian eigenvalues of $G$. In this work, we define the normalized signless
Ş. Burcu Bozkurt Altındağ   +3 more
doaj   +1 more source

Concentrations and Radiation Hazard Indices of Naturally Radioactive Materials for Flour Samples in Baghdad Markets

open access: yesمجلة بغداد للعلوم, 2021
In the present work, Uranium (238U), Thorium (232Th) and Potassium (40K) specific activity concentration in (Bq/kg) was measured in five different types for wheat flours that are available in the Iraqi markets.
Farah Faris kaddoori   +2 more
doaj   +1 more source

COTORSION DIMENSIONS OVER GROUP RINGS [PDF]

open access: yesJournal of Algebraic Systems, 2019
Let $Gamma$ be a group, $Gamma'$ a subgroup of $Gamma$ with finite index and $M$ be a $Gamma$-module. We show that $M$ is cotorsion if and only if it is cotorsion as a $Gamma'$-module.
A. Hajizamani
doaj   +1 more source

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