نتایج جستجو برای: center of mass

تعداد نتایج: 21221381  

Journal: :CoRR 2017
Thomio Watanabe Denis Wolf

The instance segmentation can be considered an extension of the object detection problem where bounding boxes are replaced by object contours. Strictly speaking the problem requires to identify each pixel instance and class independently of the artifice used for this mean. The advantage of instance segmentation over the usual object detection lies in the precise delineation of objects improving...

Our galaxy is a spiral galaxy and its stars are mostly in a thin disk and rotate around the galactic center. The vertical component of the dispersion velocity of stars is a function of the galactic latitude and decreases with increasing it. In the galactic Besancon model, this dependence is ignored and they just consider the dependence of dispersion velocity on the stellar age. Becanson model i...

Objective: The purpose of this study was to develop a model to compare some selected methods of load carriage during sitting and rising, and to introduce the best method of reducing power consumption and the risk of injury among military men. Methods: Ten subjects were selected to perform the required task to determine anatomical constraints, kinematic data and to extract some parameters for m...

Journal: :iranian journal of science and technology (sciences) 2005
n. ghahramany

the elementary reaction of kaon exclusive electroproduction on protons has been studied ina broad kinematical range. data for the calculation of the form factor of the kaon have been taken atdifferent values of the invariant center of mass energy w in the range w=1.8, 1.85, 1.98, 2.08 (gev), forone value of the transferred 4-momentum q2=2.35 (gev/c)2. in this analysis, we calculated σl and σt b...

2017
Sergey Legtchenko Hugh Williams Kaveh Razavi Austin Donnelly Richard Black Andrew Douglas Nathanael Cheriere Daniel Fryer Kai Mast Angela Demke Brown Ana Klimovic Andy Slowey Antony I. T. Rowstron

Disaggregation of resources in the data center, especially at the rack-scale, offers the opportunity to use valuable resources more efficiently. It is common that mass storage racks in large-scale clouds are filled with servers with Hard Disk Drives (HDDs) attached directly to each of them, either using SATA or SAS depending on the number of HDDs. What does disaggregated storage mean for these ...

Journal: :Journal of biomechanics 1997
Y C Pai J Patton

The purposes of this analysis were to predict the feasible movements during which balance can be maintained, based on environmental (contact force), anatomical (foot geometry), and physiological (muscle strength) constraints, and to identify the role of each constraint in limiting movement. An inverted pendulum model with a foot segment was used with an optimization algorithm to determine the s...

Journal: :Sensors 2016
Tian Zhang Bin Zhou Peng Yin Zhiyong Chen Rong Zhang

This paper reports a more complete description of the design process of the Center Support Quadruple Mass Gyroscope (CSQMG), a gyro expected to provide breakthrough performance for flat structures. The operation of the CSQMG is based on four lumped masses in a circumferential symmetric distribution, oscillating in anti-phase motion, and providing differential signal extraction. With its 4-fold ...

Journal: :J. Graphics Tools 2008
Linge Bai David E. Breen

!! We study the behavior of simple, 2D, selforganizing primitives that interact and move in an unbounded environment to create aggregated shapes. !! Each primitive is represented by a disk and a unit point mass. In order to compare the aggregated shape produced by the primitives to other shapes, the centers of mass of the two shapes must be aligned. !! We present an algorithm for calculating th...

ژورنال: مجله طب نظامی 2020
Bazgir , Behzad , Kazemipour , Maryam , Rahimi, Mostafa , Shakibaee , Abolfazle ,

Background and Aim: Determining and evaluating the status of physical fitness of forces is important, as consequently it can provide accurate planning for the development of physical fitness factors, promotion of healthy lifestyles and the provision of desirable services in the area of assigned tasks. Therefore, the purpose of the present study was to investigate the level of physical fitness o...

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