نتایج جستجو برای: considering research limitations

تعداد نتایج: 1669729  

2017
Fabiane F. R. Morgado Juliana F. F. Meireles Clara M. Neves Ana C. S. Amaral Maria E. C. Ferreira

The scale development process is critical to building knowledge in human and social sciences. The present paper aimed (a) to provide a systematic review of the published literature regarding current practices of the scale development process, (b) to assess the main limitations reported by the authors in these processes, and (c) to provide a set of recommendations for best practices in future sc...

Journal: :JAMA internal medicine 2015
Michael T M Wang Mark J Bolland Andrew Grey

onprior evidence thatobservation isused infrequently inmen with low-risk disease,5 this study establishes that active surveillance use is low. Usage increases as the inclusion criteria for surveillance becomemore stringent, ie, less likely tomiss significant disease. While active surveillance is aptly applied to elderly men, its use is sporadic, confined to academic and regional hospitals, and ...

2014
Amritpal Kaur Pankaj Kumar Verma

Medical imaging technology is becoming an important component of large number of applications such as diagnosis, research, and treatment. Medical images like X-Ray, CT, MRI, PET and SPECT have minute information about heart brain and nerves. These images need to be accurate and free from noise. Noise reduction plays an important role in medical imaging. Various method of noise removal such as f...

2014
Monika Pathania

Medical imaging technology is becoming an important component of large number of applications such as diagnosis, research, and treatment. Medical images like X-Ray, CT, MRI, PET and SPECT have minute information about heart brain and nerves. These images need to be accurate and free from noise. Noise reduction plays an important role in medical imaging. Various methods of noise removal such as:...

2011
Gerald Q. Maguire

w w w . i j e c t . o r g 240 InternatIonal Journal of electronIcs & communIcatIon technology Abstract Spectrum sensing has reborn as a very active research area over recent years. As it is one of the most important task performed by cognitive radio and the performance of the other functions of cognitive radio is based on the spectrum sensing. So it is very necessary for cognitive radio to perf...

2015
Nils P Hailer

Open Access-This article is distributed under the terms of the Creative Commons Attribution Noncommercial License which permits any noncommercial use, distribution, and reproduction in any medium, provided the source is credited. In 2015, there is nothing spectacular about registers. To collect information on the outcome of treatments is as old as medicine itself. Registries merely took the con...

2016
Suhong Li Danielle Godon John K. Visich

Purpose The purpose of this study is to investigate the barriers and motivations for adopting RFID, the level of RFID implementation, the processes RFID is utilized in, and issues in the deployment of RFID. Design/methodology/approach a survey instrument was developed based on a literature review. The survey was then distributed to the members of the Association for Operations Management (APICS...

ژورنال: بیمارستان 2015
افصحی, محسن, سپهری, محمد مهدی, عامری, احسان,

Background: Deciding on the number of hospital beds is one of the most serious challenges managers face. More hospital beds result in higher running cost although less hospital beds might cause disorder in patients flow.  Minimizing total cost besides maximizing the patients flow in a hospital network, considering the practical limitations is the main objective of this survey. Materials & Me...

2012
Diane Whitmore Schanzenbach Diane Whitmore

Research based on randomized experiments (along with high-quality quasi-experiments) has gained traction in education circles in recent years. There is little doubt this has been driven in large part by the shift in research funding strategy by the Department of Education’s Institute of Education Sciences under Grover Whitehurst’s lead, described in more detail in his article in this issue. Dia...

2008
Michael Tonry

Public policy and scientific knowledge concerning deterrence have long been marching in different directions. Despite the proliferation of threestrikes, mandatory minimum, and concealed weapons laws and retention of capital punishment in 37 states, there is little credible evidence that changes in sanctions affect crime rates, and there is no credible evidence that capital punishment deters bet...

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