Results 51 to 60 of about 25,442,420 (253)

Energy-Aware Data Gathering Mechanism for Mobile Sink in Wireless Sensor Networks Using Particle Swarm Optimization

open access: yesIEEE Access, 2020
In order to mitigate the hot spot problem and prolong the network lifetime, data gathering with mobile sink is an effective measure to enhance the system performance.
Hong Zhang, Zhanming Li
doaj   +1 more source

Gathering realistic authentication performance data through field trials [PDF]

open access: yes, 2010
Most evaluations of novel authentication mechanisms have been conducted under laboratory conditions. We argue that the results of short-term usage under laboratory conditions do not predict user performance “in the wild”, because there is insufficient ...
Beautement, A, Sasse, MA
core   +1 more source

Social media as a data gathering tool for international business qualitative research: opportunities and challenges [PDF]

open access: yes, 2018
Lusophone African (LA) multinational enterprises (MNEs) are becoming a significant pan-African and global economic force regarding their international presence and influence.
Cornelius Smith, Erika   +1 more
core   +1 more source

Time after time – circadian clocks through the lens of oscillator theory

open access: yesFEBS Letters, EarlyView.
Oscillator theory bridges physics and circadian biology. Damped oscillators require external drivers, while limit cycles emerge from delayed feedback and nonlinearities. Coupling enables tissue‐level coherence, and entrainment aligns internal clocks with environmental cues.
Marta del Olmo   +2 more
wiley   +1 more source

A Bayesian Compressive Data Gathering Scheme in Wireless Sensor Networks With One Mobile Sink

open access: yesIEEE Access, 2018
This paper studies the compressive data gathering problem in terms of Bayesian theory for wireless sensor networks (WSNs) with a mobile sink. In such WSNs, designing an optimal tour path for sink is a challenge task, because topology is time-varying and ...
Xiangping Gu   +3 more
doaj   +1 more source

In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS

open access: yesFEBS Letters, EarlyView.
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka   +11 more
wiley   +1 more source

RELIABILITY MODELING BASED ON INCOMPLETE DATA: OIL PUMP APPLICATION [PDF]

open access: yesManagement Systems in Production Engineering, 2014
The reliability analysis for industrial maintenance is now increasingly demanded by the industrialists in the world. Indeed, the modern manufacturing facilities are equipped by data acquisition and monitoring system, these systems generates a large ...
Ahmed HAFAIFA   +2 more
doaj   +1 more source

AI Education Matters: Data Science and Machine Learning with Magic: The Gathering

open access: yes, 2019
In this column, we briefly describe a rich dataset with many opportunities for interesting data science and machine learning assignments and research projects, we take up a simple question, and we offer code illustrating use of the dataset in pursuit of ...
Neller, Todd W.
core   +1 more source

Cost-Aware Stochastic Compressive Data Gathering for Wireless Sensor Networks

open access: yesIEEE Transactions on Vehicular Technology, 2019
Data gathering is a crucial function of wireless sensor networks (WSNs). In resource-limited WSNs, it is critical to improve cost-efficiency and prolong network lifetime.
Jiajia Huang, B. Soong
semanticscholar   +1 more source

Cell wall target fragment discovery using a low‐cost, minimal fragment library

open access: yesFEBS Letters, EarlyView.
LoCoFrag100 is a fragment library made up of 100 different compounds. Similarity between the fragments is minimized and 10 different fragments are mixed into a single cocktail, which is soaked to protein crystals. These crystals are analysed by X‐ray crystallography, revealing the binding modes of the bound fragment ligands.
Kaizhou Yan   +5 more
wiley   +1 more source

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