Results 81 to 90 of about 17,322,277 (172)

The Effect of Human Blockage on 6G Telecommunication Networks [PDF]

open access: yesJournal of Electrical and Electronics Engineering
The 6G network is predicted to provide much faster network speeds, lower latency, and be able to support advanced mobile devices and systems so that it can meet all network requirements in the future.
WALIDAINY Hubbul   +3 more
doaj  

When to Put All Your Eggs in One Basket.....When Diversification Increases Portfolio Risk! [PDF]

open access: yes
Portfolio diversification may not always lower the portfolio risk, but may actually increase it. It depends on the long memory and distributional stability characteristics of the underlying rates of return.
Cornelis A. Los
core  

The ERAS nursing care strategy for patients undergoing transsphenoidal endoscopic pituitary tumor resection: A randomized blinded controlled trial

open access: yesOpen Medicine
Transsphenoidal endoscopic pituitary (TEP) tumor resection is performed through the nose via the sphenoid sinus to remove tumors from the pituitary gland.
Tang Min   +7 more
doaj   +1 more source

Predicting Postoperative Length of Stay for Isolated Coronary Artery Bypass Graft Patients Using Machine Learning

open access: yesInternational Journal of General Medicine, 2020
Fatima Alshakhs,1 Hana Alharthi,1 Nida Aslam,2 Irfan Ullah Khan,2 Mohamed Elasheri3 1Department of Health Information Management & Technology, College of Public Health, Imam Abdulrahman Bin Faisal University, Dammam 34221-4237, Saudi Arabia ...
Alshakhs F   +4 more
doaj  

Localized Innovation, Localized Diffusion and the Environment: An Analysis of CO2 Emission Reductions by Passenger Cars, 2000-2007 [PDF]

open access: yes
We investigate technological change with regard to CO2 emissions by passenger cars, using a Free Disposal Hull methodology to estimate technological frontiers. We have a sample of cars available in the UK market in the period 2000 – 2007.
Bart Los, Bart Verspagen
core  

Yeni Nesil Kablosuz Ağ Teknolojisi: Wimax Standardının İncelenmesi

open access: yesDüzce Üniversitesi Bilim ve Teknoloji Dergisi, 2016
Wimax (Worldwide Interoperability for Microwave Access) teknolojisi, Wimax Forum tarafından çeşitli standartları geliştirilen, geniş alanda iletişim sağlayan bir kablosuz ağ teknolojisidir. Çalışma boyunca Wimax hakkında bilgi verilmiştir.
Arafat Şentürk   +4 more
doaj  

A fusion positioning method for underground personnel based on UWB and PDR

open access: yesGong-kuang zidonghua
Most existing fusion positioning methods for ultra-wideband (UWB) and pedestrian dead reckoning (PDR) ignore the correction of positioning errors in non line of sight (NLOS) environments.
JIA Yutao   +5 more
doaj   +1 more source

Consumer Search on the Internet [PDF]

open access: yes
This paper uses consumer search data to explain search frictions in online markets, within the context of an equilibrium search model. I use a novel dataset of consumer online browsing and purchasing behavior, which tracks all consumer search prior to ...
Babur de los Santos
core  

Kosmotropes and chaotropes: modelling preferential exclusion, binding and aggregate stability [PDF]

open access: yes, 2004
Kosmotropic cosolvents added to an aqueous solution promote the aggregation of hydrophobic solute particles, while chaotropic cosolvents act to destabilise such aggregates. We discuss the mechanism for these phenomena within an adapted version of the two-
Moelbert, Susanne   +2 more
core   +1 more source

Dynamic Risk Profile of the US Term Structure by Wavelet MRA [PDF]

open access: yes
A careful examination of interest rate time series from different U.S. Treasury maturities by Wavelet Multiresolution Analysis (MRA) suggests that the first differences of the term structure of interest rate series are periodic or, at least, cyclic, non ...
CORNELIS A. LOS, SUTTHISIT JAMDEE
core  

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