نتایج جستجو برای: panel analysis

تعداد نتایج: 2884804  

2007
Jing Wu Khim-Yong Goh Qian Candy Tang

To date, numerous open source projects are hosted on many online repositories, reflecting the popularity of open source projects. While some of these projects are active and thriving, some of them are either languishing or showing no development activities at all. This phenomenon thus begs the important question of what are the influential factors that affect the success of open source projects...

J. Marzbanrad, M. Alahyari Beyg,

In this paper, the acoustic environment in a vehicle cabin under the influence of highfrequencies aerodynamic sources has been studied. Some panels on the windshield, the roof, the doors, the front pillars, and the floor of a vehicle simulated as input source of noise when the car is moving at high speed, i.e. 112 km/h. The status of vehicle cabin in each of these modes has been studied and com...

Ataei, Mostafa, Saffarian-Hamedani, Saeid, Zameni, Farshideh,

Background and purpose: World Health Organization (WHO) considers continuing medical education (CME) as an urgent necessity. The purpose of this study was to provide an effective teaching model in CME programs. Materials and methods: In this cross-sectional study, 229 faculty members from medical universities in Iran participated. They had teaching experiences in the CME programs of Mazandaran...

2005
Carlos H. Crisosto Gayle M. Crisosto Gemma Echeverria Jaume Puy

Cultivar segregation according to the sensory perception of their organoleptic characteristics was attempted by using trained panel data evaluated by principal component analysis of four sources per cultivar of 23 peach and 26 nectarine cultivars as a part of our program to d a p c p o 9 a ( n t b t p ©

2012
K.Kantha Rao K. Jayathirtha Rao

Abstract The thermal analysis is performed on a heated Inconel 617 honeycomb-core sandwich panel. Sandwich panel is supported at its four edges with spar-like sub-structures that acted as heat sinks, which are generally not considered in the classical analysis. One side of the panel is subjected to a heat flux on the surface. Two types of surface heating were considered: (1) hexagonal honeycomb...

1997
John Fitzgerald Peter Gottschalk Robert Moffitt

An Analysis of Sample Attrition in Panel Data: Michigan Panel Study of Income Dynamics By 1989 the Michigan Panel Study on Income Dynamics (PSID) had experienced approximately 50 percent sample loss from cumulative attrition from its initial 1968 membership. We study the effect of this attrition on the unconditional distributions of several socioeconomic variables and on the estimates of severa...

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