Results 101 to 110 of about 132,598 (273)

Ambulance routing optimization based on emergency medical service availability

open access: yesDiscover Artificial Intelligence
Ambulance routing optimization has been in the spotlight in recent years. Researchers have tried to modify traditional vehicle routing problems to model and examine real-world logistics and transportation-related problems. In the healthcare sector, being
Mona Almalki   +2 more
doaj   +1 more source

Steady state analysis of balanced-allocation routing

open access: yes, 2002
We compare the long-term, steady-state performance of a variant of the standard Dynamic Alternative Routing (DAR) technique commonly used in telephone and ATM networks, to the performance of a path-selection algorithm based on the "balanced-allocation ...
Anagnostopoulos, Aris   +2 more
core   +1 more source

Cluster Before You Hallucinate: Approximating Node-Capacitated Network Design and Energy Efficient Routing [PDF]

open access: yes, 2014
We consider circuit routing with an objective of minimizing energy, in a network of routers that are speed scalable and that may be shutdown when idle. We consider both multicast routing and unicast routing.
Krishnaswamy, Ravishankar   +3 more
core   +1 more source

Imaging of Biphoton States: Fundamentals and Applications

open access: yesAdvanced Functional Materials, EarlyView.
Quantum states of two photons exhibit a rich polarization and spatial structure, which provides a fundamental resource of strongly correlated and entangled states. This review analyzes the physics of these intriguing properties and explores the various techniques and technologies available to measure them, including the state of the art of their ...
Alessio D'Errico, Ebrahim Karimi
wiley   +1 more source

Improved Reliable Trust-Based and Energy-Efficient Data Aggregation for Wireless Sensor Networks

open access: yesInternational Journal of Distributed Sensor Networks, 2013
In wireless sensor networks, secure data aggregation is very important for reducing the quantity of data transmitted and prolonging the lifetime of wireless sensor networks. When wireless sensor networks are deployed in untrusted and hostile environments,
Chen-xu Liu, Yun Liu, Zhen-jiang Zhang
doaj   +1 more source

Sustainable Catalyst‐Free PLG Networks: Recyclability, Biodegradability, and Functional Performance

open access: yesAdvanced Functional Materials, EarlyView.
A catalyst‐additive free covalent adaptable network is developed from star‐shaped poly(lactide‐co‐glycolide) cross‐linked with pyromellitic dianhydride, enabling internal carboxylic acid‐driven transesterification. The resulting biodegradable network exhibits mechanical robustness (Young's modulus ≈1.6 GPa), complete recyclability, rapid biodegradation
Lars Schwarzer   +2 more
wiley   +1 more source

Modified Differential Evolution Algorithm Solving the Special Case of Location Routing Problem

open access: yesMathematical and Computational Applications, 2018
This research article aims to solve the special case of the location routing problem (SLRP) when the objective function is the fuel consumption. The fuel consumption depends on the distance of travel and the condition of the road.
Raknoi Akararungruangkul   +1 more
doaj   +1 more source

The sandpile group of a trinity and a canonical definition for the planar Bernardi action

open access: yes, 2020
Baker and Wang define the so-called Bernardi action of the sandpile group of a ribbon graph on the set of its spanning trees. This potentially depends on a fixed vertex of the graph but it is independent of the base vertex if and only if the ribbon ...
Kálmán, Tamás   +2 more
core  

Dynamic routing based on call quality

open access: yesCoRR, 2009
The telephony over IP (ToIP) is becoming a new trend in technology widely used nowadays in almost all business sectors. Its concepts rely on transiting the telephone communications through the IP network. Today, this technology is deployed increasingly what the cause of emergence of companies is offering this service as Switzernet.
Oussama Hammami   +2 more
openaire   +2 more sources

2D Magnetic and Topological Quantum Materials and Devices for Ultralow Power Spintronics

open access: yesAdvanced Functional Materials, EarlyView.
2D magnets and topological quantum materials enable ultralow‐power spintronics by combining robust magnetic order with symmetry‐protected, Berry‐curvature‐driven transport. Fundamentals of 2D anisotropy and spin‐orbit‐coupling induced band inversion are linked to scalable growth and vdW stacking.
Brahmdutta Dixit   +5 more
wiley   +1 more source

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