Results 11 to 20 of about 203,329 (265)

Observers for biological systems [PDF]

open access: yesApplied Soft Computing, 2014
Graphical abstractDisplay Omitted HighlightsA discrete-time neural observer for non-linear systems with non-linear output.High order neural networks are used to approximate state variables in biomedical systems.Neural networks are trained on-line with an extended Kalman filter based algorithm.The neural observer presents good performance and provides ...
Alma Y. Alanis   +2 more
openaire   +2 more sources

The Observability in Unobservable Systems

open access: yes2022 IEEE 17th International Conference on Control & Automation (ICCA), 2022
In this paper, we introduce the concept of observability of targeted state variables for systems that may not be fully observable. For their estimation, we introduce and exemplify a deep filter, which is a neural network specifically designed for the estimation of targeted state variables without computing the trajectory of the entire system.
Wei Kang 0001, Liang Xu, Hong Zhou
openaire   +3 more sources

Observability of complex systems [PDF]

open access: yesProceedings of the National Academy of Sciences, 2013
A quantitative description of a complex system is inherently limited by our ability to estimate the system’s internal state from experimentally accessible outputs. Although the simultaneous measurement of all internal variables, like all metabolite concentrations in a cell, offers a complete description of a system’s state, in practice experimental ...
Liu, Yang-Yu   +2 more
openaire   +5 more sources

Multimodal observation systems [PDF]

open access: yesProceedings of the 16th ACM international conference on Multimedia, 2008
In recent years, we have seen a significant research interest in a number of multimodal sensing applications like surveillance, video ethnography, tele-presence, assisted living, life blogging etc. However, these applications are currently evolving as separate silos with no interconnection.
Mukesh Kumar Saini   +3 more
openaire   +1 more source

Meeting Regional, Coastal and Ocean User Needs With Tailored Data Products: A Stakeholder-Driven Process

open access: yesFrontiers in Marine Science, 2019
New coastal and ocean observing stations and instruments deployed across the globe are providing increasing amounts of meteorological, biological, and oceanographic data. While these developments are essential for the development of various data products
Melissa M. Iwamoto   +7 more
doaj   +1 more source

Coastal Mooring Observing Networks and Their Data Products: Recommendations for the Next Decade

open access: yesFrontiers in Marine Science, 2019
Instrumented moorings (hereafter referred to as moorings), which are anchored buoys or an anchored configuration of instruments suspended in the water column, are highly valued for their ability to host a variety of interchangeable oceanographic and ...
Kathleen Bailey   +9 more
doaj   +1 more source

The Observables of a Dissipative Quantum System [PDF]

open access: yesOpen Systems & Information Dynamics, 2012
A time-dependent product is introduced between the observables of a dissipative quantum system, that accounts for the effects of dissipation on observables and commutators. In the t → ∞ limit this yields a contracted algebra. This product can be transported back by duality on the space of states.
Dariusz Chruscinski   +3 more
openaire   +6 more sources

The U.S. Integrated Ocean Observing System: Governance Milestones and Lessons From Two Decades of Growth

open access: yesFrontiers in Marine Science, 2019
Reflecting on two decades of the U.S. Integrated Ocean Observing System (IOOS) is particularly timely during the OceanObs'19 meeting. Over the past twenty years since the first OceanObs meeting was convened, U.S. IOOS has advanced from regional proofs of
Jessica Snowden   +7 more
doaj   +1 more source

Atlantic Meridional Overturning Circulation: Observed Transport and Variability

open access: yesFrontiers in Marine Science, 2019
The Atlantic Meridional Overturning Circulation (AMOC) extends from the Southern Ocean to the northern North Atlantic, transporting heat northwards throughout the South and North Atlantic, and sinking carbon and nutrients into the deep ocean.
Eleanor Frajka-Williams   +41 more
doaj   +1 more source

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