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السجلات المعروضة 7761 -- 7770 من 7935
Accurate and efficient implementation of the time–frequency matched filter
(
Institution of Engineering and Technology
, 2010 , Article)
The discrete time-frequency matched filter should replicate the continuoustime-frequency matched filter, but the methods differ. To avoid aliasing, thediscrete method transforms the real-valued signal to the complex-valued ...
High temperature thermal stability of innovative nanostructured thin coatings for advanced tooling
(
Trans Tech Publications Ltd
, 2014 , Article)
Tools for machining are made of hard steels and cemented carbide (WC-Co). For specialized applications, such as aluminium machining, diamond or polycrystalline cubic boron nitride are also used. The main problem with steel, ...
An evidence base for school health policy during the covid-19 pandemic
(
Paris Scholar Publishing
, 2021 , Article)
Objective: Children represent a small fraction of confirmed COVID-19 cases, with a low case fatality rate (CFR). In this paper, we lay out an evidence-based policy for reopening schools. Methods: We gathered age-specific ...
Diversity-multiplexing tradeoff for log-normal fading channels
(
Institute of Electrical and Electronics Engineers Inc.
, 2016 , Article)
Although there has been a growing interest on the study of diversity-multiplexing tradeoff (DMT), the existing works are mostly restricted to the outcomes reported for Rayleigh, Rician, and Nakagami fading channels. In ...
A Portrait of Low-Income Migrants in Contemporary Qatar
(
Taylor & Francis
, 2013 , Article)
Though transnational labor migration in the Gulf States has increasingly been of scholarly interest, that scholarship has to date relied largely on qualitative ethnographic methodologies or small non-representative sampling ...
Estimation of Pr(X ≤ Y) using record values in the one and two parameter exponential distributions
(
Taylor & Francis
, 2008 , Article)
Abstract
We consider the problem of estimating the stress-strength reliability when the available data is in the form of record values. The one parameter and two parameters exponential distribution are considered. In the ...
The Role of Apocalyptic Prophecies in ISIS Terrorism
(
Qatar University Press
, 2021 , Article)
Purpose: This study aims to reveal how ISIS exploits apocalyptic prophecies stated in the Qur’an and hadiths to find new recruits and legitimize its ideology. The study tries to identify how sensitive issues of Islam are ...
Anthropometric and lifestyle characteristics of active and inactive saudi and british adolescents
(
Wiley Periodicals, Inc.
, 2014 , Article)
To compare the anthropometric and lifestyle characteristics of active and inactive adolescents in Saudi Arabia and Britain. A school-based cross-sectional study was conducted at four cities in Saudi Arabia (Riyadh and ...
Joint Optimal Placement, Routing, and Flow Assignment in Wireless Sensor Networks for Structural Health Monitoring
(
Institute of Electrical and Electronics Engineers Inc.
, 2016 , Article)
Sensor node placement optimization has a significant role in wireless sensor networks, especially in structural health monitoring. Since sensor node placement affects the routing, optimization should be Jointly done for ...
An empirical study on lean awareness and potential for lean implementations in Qatar industries
(
Springer-Verlag London Ltd
, 2016 , Article)
In this study, an investigation on the level of recognition of lean concepts, principles, tools, and techniques in different industrial sectors in Qatar was carried out. The general aim of the study was to determine lean ...