Results 31 to 40 of about 15,266,194 (372)

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

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

Effects of Reynolds number and scale ratio on VIV tests for railway blunt box girders [PDF]

open access: yesSci Rep
Blunt steel box girder as a form of main girder used in large-span railway bridges, the vortex-induced vibrations (VIVs) phenomenon is significant.
Tuo D, Zeng G, Zhang Y, Liao M.
europepmc   +2 more sources

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

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

The Scale Effect Study on the Transient Fluid–Structure Coupling Performance of Composite Propellers

open access: yesJournal of Marine Science and Engineering, 2022
In order to predict the fluid–structure coupling performance of a full-scale composite propeller under a wake flow field behind a full ship, a bidirectional transient fluid–structure coupling algorithm was established.
Zheng Huang   +4 more
doaj   +1 more source

Scale invariant for one-sided multivariate likelihood ratio tests [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2010
Suppose 1 2 , ,..., n X X X is a random sample from Np ( ,V ) distribution. Consider 0 1 2 : ... 0 p H      and1 : 0 for 1, 2,..., i H   i  p , let 1 0 H  H denote the hypothesis that 1 H holds but 0 H does not, and let ~ 0 H denote ...
Samruam Chongcharoen
doaj  

Into the multi-TeV scale with a Higgs golden ratio [PDF]

open access: yesPhysics Letters B, 2016
12 pages.
Djouadi, Abdelhak   +2 more
openaire   +5 more sources

AESTHETIC RATIOS OF FLIGHT - HOW OBSERVER EXPERTISE AND AESTHETIC PERCEPTION ARE RELATED TO WEBSTER FREERUNNING SKILL FLIGHT KINEMATICS

open access: yesScience of Gymnastics Journal, 2022
The perception of (motion) aesthetics is related to the circumstances of the object, the observer, and the given context. The central question of this study is whether the perception of motion aesthetics is related to a motor skill’s ratio of flight ...
Pia M. Vinken   +2 more
doaj   +1 more source

Optimization of Nanowires Ratio in Nano-scale SiNWT Based SRAM Cell

open access: yesMATEC Web of Conferences, 2015
This paper represents the impact of nanowires ratio of silicon nanowire transistors on the characteristics of 6-transistors SRAM cell. This study is the first to demonstrate nanowires ratio optimization of Nano-scale SiNWT Based SRAM Cell.
Hashim Yasir   +2 more
doaj   +1 more source

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