Results 61 to 70 of about 32,363 (265)

Heuristic Optimization for Reliable Data Congestion Analytics in Crowdsourced eHealth Networks

open access: yesIEEE Access, 2016
Reliable data congestion analytics in crowdsourced eHealth networks becomes particularly important, especially in big data era, because of wide adaption of ubiquitous crowdsourced healthcare participants.
Yun Shao   +4 more
doaj   +1 more source

Security in wireless sensor networks

open access: yesCommunications of the ACM, 2004
They are susceptible to a variety of attacks, including node capture, physical tampering, and denial of service, while prompting a range of fundamental research challenges.
Perrig, Adrian   +2 more
openaire   +2 more sources

Opportunities of Semiconducting Oxide Nanostructures as Advanced Luminescent Materials in Photonics

open access: yesAdvanced Materials, EarlyView.
The review discusses the challenges of wide and ultrawide bandgap semiconducting oxides as a suitable material platform for photonics. They offer great versatility in terms of tuning microstructure, native defects, doping, anisotropy, and micro‐ and nano‐structuring. The review focuses on their light emission, light‐confinement in optical cavities, and
Ana Cremades   +7 more
wiley   +1 more source

On-farm welfare monitoring system for goats based on Internet of Things and machine learning

open access: yesInternational Journal of Distributed Sensor Networks, 2020
Intensive animal husbandry is becoming more and more popular with the adoption of modern livestock farming technologies. In such circumstances, it is required that the welfare of animals be continuously monitored in a real-time way.
Yuan Rao   +4 more
doaj   +1 more source

The Reliability of Wireless Sensor Network

open access: yes, 2014
The wireless communication is one of the widely used methods of data transfer at the present days. The benefit of this communication method is the partial independence of the infrastructure and the possibility of mobility. In some special applications it is the only way how to connect. This paper presents some problems in the implementation of a sensor
Bohuslava Juhasova   +2 more
openaire   +2 more sources

Underwater Wireless Sensor Networks

open access: yesInternational Journal of Distributed Sensor Networks, 2014
1 School of Computer Science & Engineering, Kyungpook National University, Daegu, Republic of Korea 2Universidad Politecnica de Valencia, Camino de Vera, S/N, 46022 Valencia, Spain 3 South Dakota State University, DEH (Old ECS) 123, Brookings, SD 57007, USA 4Department of Informatics, Electronic and Sistemistic, University of Calabria, Italy 5 ...
Dongkyun Kim   +4 more
openaire   +2 more sources

3D Anodic Alumina Nanoarchitectures: A Decade of Progress from Foundational Science to Functional Metamaterials

open access: yesAdvanced Materials, EarlyView.
Ordered three‐dimensional anodic aluminum oxide (3D‐AAO) nanoarchitectures with longitudinal and transverse pores enable architecture‐driven metamaterials. The review maps fabrication advances, including hybrid pulse anodization, and shows how 3D‐AAO templates tailor properties across magnetism, energy, catalysis, and sensing.
Marisol Martín‐González
wiley   +1 more source

Face Recognition in Mobile Wireless Sensor Networks

open access: yesInternational Journal of Distributed Sensor Networks, 2013
A new wireless sensing network paradigm is presented for face recognition applications. In addition to the flexibility the face recognition system gains by integrating into a wireless sensor network, we take it further by introducing mobility into the ...
Qiao-min Lin   +4 more
doaj   +1 more source

Topology and Material Optimization in Ultra‐Soft Magneto‐Active Structures: Making Advantage of Residual Anisotropies

open access: yesAdvanced Materials, EarlyView.
Residual magnetization induces pronounced mechanical anisotropy in ultra‐soft magnetorheological elastomers, shaping deformation and actuation even without external magnetic fields. This study introduces a computational‐experimental framework integrating magneto‐mechanical coupling into topology optimization for designing soft magnetic actuators with ...
Carlos Perez‐Garcia   +3 more
wiley   +1 more source

Digital Microneedles for Multiplexed Transdermal Sensing via Fluorescent QR Codes

open access: yesAdvanced Materials, EarlyView.
Digital fluorescent microneedles encode biochemical information in skin into scannable QR codes through threshold‐activated probes that generate binary on/off signals. By transforming analog fluorescence into discrete digital patterns, this platform enables calibration‐free, multiplexed transdermal sensing of physiologically relevant biomarkers ...
Farbod Abazar   +7 more
wiley   +1 more source

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