Results 21 to 30 of about 28,827,144 (336)

Hypercomplex integrable systems [PDF]

open access: yesNonlinearity, 1999
In this paper we study hypercomplex manifolds in four dimensions. Rather than using an approach based on differential forms, we develop a dual approach using vector fields. The condition on these vector fields may then be interpreted as Lax equations, exhibiting the integrability properties of such manifolds.
Grant, James D. E., Strachan, I. A. B.
openaire   +2 more sources

Dependency graph for short text extraction and summarization

open access: yesJournal of Information and Telecommunication, 2019
A sheer amount of text generated from microblogs and social media brings huge opportunities to the text mining applications. Many techniques such as sentiment analysis and opinion mining are proven effective to deliver insights from documents.
Nigel Franciscus   +2 more
doaj   +1 more source

Origin of variation of shift field via annealing at 400°C in a perpendicular-anisotropy magnetic tunnel junction with [Co/Pt]-multilayers based synthetic ferrimagnetic reference layer

open access: yesAIP Advances, 2017
We investigated properties of perpendicular-anisotropy magnetic tunnel junctions (p-MTJs) with [Co/Pt]-multilayer based synthetic ferrimagnetic reference (SyF) layer at elevated annealing temperature Ta from 350°C to 400°C.
H. Honjo   +14 more
doaj   +1 more source

Backtracking-based dynamic programming for resolving transmit ambiguities in WSN localization

open access: yesEURASIP Journal on Advances in Signal Processing, 2018
The complexity of agent localization increases significantly when unique identification of the agents is not possible. Corresponding application cases include multiple-source localization, in which the agents do not have identification sequences at all ...
Stephan Schlupkothen   +2 more
doaj   +1 more source

Testing and isolation to prevent overloaded healthcare facilities and reduce death rates in the SARS-CoV-2 pandemic in Italy

open access: yesCommunications Medicine, 2022
Bandyopadhyay, Schips et al. model the factors contributing to overloading of healthcare facilities during the first COVID-19 wave in Italy. They predict that an early test and isolate intervention could have reduced healthcare usage and death rates but ...
Arnab Bandyopadhyay   +5 more
doaj   +1 more source

Low-power thermo-optic silicon modulator for large-scale photonic integrated systems.

open access: yesOptics Express, 2019
Silicon platform enables the monolithic realization of large-scale photonic integrated systems. Many emerging applications facilitated by silicon photonics such as optical biosensing, optical neurostimulation, optical phased arrays, holographic displays,
SungWon Chung, M. Nakai, H. Hashemi
semanticscholar   +1 more source

Hierarchical Reasoning about Faults in Cyber-Physical Energy Systems using Temporal Causal Diagrams

open access: yesInternational Journal of Prognostics and Health Management, 2018
Fault management systems that observe the state of the system, decide if there is an anomaly and then take automated actions to isolate faults. For example, in electrical networks relays and breaks isolate faults in order to arrest failure propagation ...
Ajay D Chhokra   +5 more
doaj   +1 more source

Towards a method for the economic evaluation of environmental indicators in UK Integrated Arable Farming Systems [PDF]

open access: yes, 1999
Integrated Arable Farming Systems (IAFS), which involve a reduction in the use of off-farm inputs, are attracting considerable research interest in the UK.
Bailey, Alison   +4 more
core   +1 more source

Efficient Boolean Methods for Preparing Uniform Quantum States

open access: yesIEEE Transactions on Quantum Engineering, 2021
As each quantum algorithm requires a specific initial quantum state, quantum state preparation is an important task in quantum computing. The preparation of quantum states is performed by a quantum circuit consisting of controlled-NOT (CNOT) and single ...
Fereshte Mozafari   +3 more
doaj   +1 more source

Mixed Design of Integrated Circuits and Systems

open access: yesInternational Conference on Mixed Design of Integrated Circuits and Systems, 2023
Wrocław, commonly known by its German and English name Breslau before 1945 is the largest city and capital of Lower Silesian Voivodeship. Wrocław is also the historic capital of Silesia.
Prof A. Napieralski   +50 more
semanticscholar   +1 more source

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