Results 21 to 30 of about 5,426,024 (302)

On the Mass-to-Light Ratio of Large Scale Structure [PDF]

open access: yes, 2004
We examine the dependence of the mass-to-light (M/L) ratio of large-scale structure on cosmological parameters, in models that are constrained to match observations of the projected galaxy correlation function w(rp). For a sequence of cosmological models
Tinker, Jeremy L.   +3 more
core   +3 more sources

Influence of the atomic-scale inhomogeneity of the pair interaction on extracted from the STM spectra characteristics of high-$T_c$ superconductors [PDF]

open access: yes, 2008
The influence of the atomic-scale inhomogeneities of the pairing interaction strength on the superconducting order parameter and the conductance spectra measurable by STM is studied in the framework of weak-coupling BCS-like theory for two-dimensional ...
A. M. Bobkov, I. Martin, I. V. Bobkova
core   +1 more source

Psychology of ustoychivost': numerical scale for assessing human’s ustoychivost' according to the golden ratio rule [PDF]

open access: yesE3S Web of Conferences, 2020
Exploring man, the modern psychology of Europe and America began to actively apply the concepts stability and/or resistance that, in Russia psychology, are combined into one concept — ustoychivost’.
Kazankov Vyacheslav, Gubin Vladimir
doaj   +1 more source

Gender differences in loudness perception may be linguistically influenced

open access: yesMechanical Engineering Journal, 2019
Previous studies have reported gender differences in loudness perception. To clarify factors that affect loudness perception of men and women, so that differences in their processing of auditory stimuli might be revealed, we conducted four experiments ...
Mariko TSURUTA-HAMAMURA   +2 more
doaj   +1 more source

Scale-Dependent Bias of Galaxies from Baryonic Acoustic Oscillations [PDF]

open access: yes, 2010
Baryonic acoustic oscillations (BAOs) modulate the density ratio of baryons to dark matter across large regions of the Universe. We show that the associated variation in the mass-to-light ratio of galaxies should generate an oscillatory, scale-dependent ...
Abraham Loeb   +18 more
core   +1 more source

Modeling the plasmasphere to topside ionosphere scale height ratio

open access: yesJournal of Space Weather and Space Climate, 2015
A new model of plasmasphere to topside ionosphere scale heights ratio is developed, based on topside electron density (Ne) profiles deduced from the International Satellites for Ionospheric Studies (ISIS)-1 satellite measurements.
Marinov Pencho   +3 more
doaj   +1 more source

Invariant foreground occupation ratio for scale adaptive mean shift tracking

open access: yesIET Computer Vision, 2015
The mean shift algorithm has been introduced successfully into the field of computer vision to be an efficient approach for visual tracking but the tracker has been awkward in handling the scale change of the object.
Yi Song   +4 more
doaj   +1 more source

Analyzing the rent-to-price ratio for the housing market at the micro-spatial scale

open access: yesInternational Journal of Strategic Property Management, 2018
The rent-to-price ratio is one of the popular indicators for monitoring the property market. This study explores micro-scale spatial dynamics of the ratio for houses at the individual property level in Seoul, South Korea. We match the apartment unit sold
Changro Lee, Keyho Park
doaj   +1 more source

Large-scale age-dependent skewed sex ratio in a sexually dimorphic avian scavenger. [PDF]

open access: yesPLoS ONE, 2012
Age-dependent skewed sex ratios have been observed in bird populations, with adult males generally outnumbering females. This trend is mainly driven by higher female mortality, sometimes associated with anthropogenic factors.
Sergio A Lambertucci   +3 more
doaj   +1 more source

An estimation method of full scale performance for pulling type podded propellers

open access: yesInternational Journal of Naval Architecture and Ocean Engineering, 2014
This paper presents a new estimation method of full scale propulsive performance for the pulling type podded propeller. In order to estimate the drag of pod housing, a drag velocity ratio, which includes the effects of podded propeller loading and ...
Park Hyoung-Gil   +2 more
doaj   +3 more sources

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