Results 51 to 60 of about 2,720,618 (349)

Crossing the Phantom Divide with Parameterized Post-Friedmann Dark Energy [PDF]

open access: yes, 2008
Dark energy models with a single scalar field cannot cross the equation of state divide set by a cosmological constant. More general models that allow crossing require additional degrees of freedom to ensure gravitational stability.
Fang, Wenjuan, Hu, Wayne, Lewis, Antony
core   +2 more sources

Robust transmission of rate coding in the inhibitory Purkinje cell to cerebellar nuclei pathway in awake mice.

open access: yesPLoS Computational Biology, 2017
Neural coding through inhibitory projection pathways remains poorly understood. We analyze the transmission properties of the Purkinje cell (PC) to cerebellar nucleus (CN) pathway in a modeling study using a data set recorded in awake mice containing ...
Samira Abbasi   +6 more
doaj   +1 more source

Genetic Algorithm model and data files to assess JONSWAP spectra coefficients: MATLAB code

open access: yesData in Brief, 2020
This data article presents the structure of a Genetic Algorithm model written in a MATLAB code for finding the 1D JONSWAP spectra parameters when measured raw spectra is not available.
Juan Gabriel Rueda-Bayona   +1 more
doaj   +1 more source

Approximate Invariance Testing in Diagnostic Classification Models in the Presence of Attribute Hierarchies: A Bayesian Network Approach

open access: yesPsych, 2023
This paper demonstrates the process of invariance testing in diagnostic classification models in the presence of attribute hierarchies via an extension of the log-linear cognitive diagnosis model (LCDM).
Alfonso J. Martinez, Jonathan Templin
doaj   +1 more source

On the suitability and development of layout templates for analog layout reuse and layout-aware synthesis [PDF]

open access: yes, 2005
Accelerating the synthesis of increasingly complex analog integrated circuits is key to bridge the widening gap between what we can integrate and what we can design while meeting ever-tightening time-to-market constraints.
Castro López, Rafael   +2 more
core   +1 more source

Few-Shot Adaptive Gaze Estimation [PDF]

open access: yesIEEE International Conference on Computer Vision, 2019
Inter-personal anatomical differences limit the accuracy of person-independent gaze estimation networks. Yet there is a need to lower gaze errors further to enable applications requiring higher quality. Further gains can be achieved by personalizing gaze
Seonwook Park   +5 more
semanticscholar   +1 more source

On the High--Velocity Ejecta of the Type Ia Supernova 1994D

open access: yes, 1999
Synthetic spectra generated with the parameterized supernova synthetic-spectrum code SYNOW are compared to spectra of the Type Ia SN 1994D that were obtained before the time of maximum brightness. Evidence is found for the presence of two-component Fe II
A. V. Filippenko   +7 more
core   +1 more source

Safer typing of complex API usage through Java generics [PDF]

open access: yes, 2009
When several incompatible implementations of a single API are in use in a Java program, the danger exists that instances from different implementations may inadvertently be mixed, leading to errors.
Harrison, W., Lievens, D., Simeoni, F.
core   +1 more source

Dust Attenuation Curves in the Local Universe: Demographics and New Laws for Star-forming Galaxies and High-redshift Analogs [PDF]

open access: yes, 2018
We study the dust attenuation curves of 230,000 individual galaxies in the local universe, ranging from quiescent to intensely star-forming systems, using GALEX, SDSS, and WISE photometry calibrated on the Herschel ATLAS.
S. Salim, M. Boquien, Janice C. Lee
semanticscholar   +1 more source

Mechanical Properties of Architected Polymer Lattice Materials: A Comparative Study of Additive Manufacturing and CAD Using FEM and µ‐CT

open access: yesAdvanced Functional Materials, EarlyView.
This study examines how pore shape and manufacturing‐induced deviations affect the mechanical properties of 3D‐printed lattice materials with constant porosity. Combining µ‐CT analysis, FEM, and compression testing, the authors show that structural imperfections reduce stiffness and strength, while bulk material inhomogeneities probably enhance ...
Oliver Walker   +5 more
wiley   +1 more source

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