Results 71 to 80 of about 4,682 (204)

Experiences of parents of children with special needs: Educational services, challenges and recommendations from parents' perspectives

open access: yesBritish Journal of Special Education, EarlyView.
Abstract Parents of children with special needs in Nigeria are faced with several challenges. In most cases, decisions are taken without their active involvement, despite them being the primary carers for their children with special needs. This research utilised a qualitative research design with fifteen participants to understand parents' perspectives
Noah Agbo, Sylvia Yeboah Boamah
wiley   +1 more source

Joint Relay and Jammer Selection Improves the Physical Layer Security in the Face of CSI Feedback Delays

open access: yes, 2015
We enhance the physical-layer security (PLS) of amplify-and-forward relaying networks with the aid of joint relay and jammer selection (JRJS), despite the deliterious effect of channel state information (CSI) feedback delays.
Cai, Yueming   +4 more
core   +1 more source

Hurricane‐induced risk contagion in commercial real estate: Evidence from Hurricane Sandy

open access: yesReal Estate Economics, EarlyView.
Abstract This study examines how hurricane‐induced destruction affects the prices of nearby undamaged commercial real estate properties, using Hurricane Sandy as a natural experiment. Using Real Capital Analytics transaction records spatially merged with Federal Emergency Management Agency building‐level damage data, we empirically employ a difference ...
Lu Fang   +3 more
wiley   +1 more source

Physical Layer Security Scheme Based on Jointly Optimal Relay Selection [PDF]

open access: yesJisuanji gongcheng, 2019
To improve the security level of information transmission in Cognitive Radio(CR) networks,a physical layer security scheme based on jointly optimal transmission relay and interference relay selection is proposed.This paper considers a primary network in ...
WANG Shaodi,GAO Baojian,ZHANG Yucheng,ZHAO Ze
doaj   +1 more source

Incentive contract design for supplier reliability: The role of asymmetric information on reliability level and improvement costs

open access: yesDecision Sciences, EarlyView.
Abstract We study a supply chain subject to supply disruptions, where the supplier can exert costly effort to mitigate the impact of disruptions and improve reliability. The supplier's current reliability level and the cost of improving reliability can each be high or low and are privately known only to the supplier.
Yutian Li, Sammi Y. Tang
wiley   +1 more source

Enhancing Secrecy with Multi-Antenna Transmission in Wireless Ad Hoc Networks

open access: yes, 2013
We study physical-layer security in wireless ad hoc networks and investigate two types of multi-antenna transmission schemes for providing secrecy enhancements.
McKay, Matthew R.   +2 more
core   +2 more sources

Best Before? Expiring Central Bank Digital Currency and Loss Recovery

open access: yesJournal of Money, Credit and Banking, EarlyView.
Abstract Physical cash enables payments in the absence of electricity or network coverage. Such offline payment functionality promotes the operational resilience and, particularly in developing countries, the accessibility of payments. Central banks are exploring issuing digital cash substitutes with similar offline payment functionality.
CHARLES M. KAHN   +2 more
wiley   +1 more source

Intelligent Battery Systems: System‐Level Integration of Data‐Driven Learning, Optimisation and Predictive Management

open access: yesBattery Energy, Volume 5, Issue 2, March 2026.
This perspective frames artificial intelligence as an emergent system capability in battery management, integrating sensing, machine learning, optimisation and predictive control. It highlights how physics‐informed, deployment‐ready intelligence can enhance performance, lifecycle prediction and operational reliability across modern energy storage ...
Divine Senanu Ametefe   +6 more
wiley   +1 more source

Secrecy Performance of Land Mobile Satellite Systems With Imperfect Channel Estimation and Multiple Eavesdroppers

open access: yesIEEE Access, 2019
The inherent broadcast nature has exposed the land mobile satellite (LMS) communication systems to severe security threats in both the civil and military applications.
Yusheng Li   +3 more
doaj   +1 more source

Blockchain and Digital Technologies in the Telecommunications Industry

open access: yesThunderbird International Business Review, Volume 68, Issue 2, Page 139-163, March/April 2026.
ABSTRACT This article examines how fourth industrial revolution (4IR) technologies, specifically blockchain and digital twin technologies, can be utilized to address the energy supply challenge and enhance the management of distributed telecom infrastructure assets in a research context.
Charles Okeyia   +3 more
wiley   +1 more source

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