Results 91 to 100 of about 4,474,845 (304)

Asymptotically Optimal Smoothing with Arch Models [PDF]

open access: yesEconometrica, 1996
Summary: Suppose an observed time series is generated by a stochastic volatility model -- i.e., there is an unobservable state variable controlling the volatility of the innovations in the series. As shown by the author [J. Econom. 52, No. 1/2, 61-90 (1992; Zbl 0761.62169)], and the author and \textit{D. P. Foster} [Econometrica 62, No.
openaire   +1 more source

Asymptotically optimal frugal colouring [PDF]

open access: yesProceedings of the Twentieth Annual ACM-SIAM Symposium on Discrete Algorithms, 2009
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Molloy, Michael, Reed, Bruce
openaire   +2 more sources

A Soft Microrobot for Single‐Cell Transport, Spheroid Assembly, and Dual‐Mode Drug Screening

open access: yesAdvanced Materials, EarlyView.
A soft, untethered hydrogel microrobot enables precise single‐cell delivery, self‐assembly into 3D spheroids, and real‐time thermal actuation. Driven by light‐induced convection and embedded with gold nanorods and temperature sensors, the microrobot guides cells, modulates local microenvironments, and supports drug testing.
Philipp Harder   +3 more
wiley   +1 more source

Asymptotic optimality of a joint scheduling–control policy for parallel server queues with multiclass jobs in heavy traffic

open access: yesAIMS Mathematics
To optimize the control of a queuing system with multiple classes of customers and multiple servers, we introduce a novel joint scheduling–control policy that includes customer admission control, service scheduling control, and service rate control.
Xiaolong Li
doaj   +1 more source

On Asymptotic Optimality of Dual Scheduling Algorithm In A Generalized Switch [PDF]

open access: yes, 2006
Generalized switch is a model of a queueing system where parallel servers are interdependent and have time-varying service capabilities. This paper considers the dual scheduling algorithm that uses rate control and queue-length based scheduling to ...
Chen, Lijun   +2 more
core  

Unstructured sequential testing in sensor networks

open access: yes, 2013
We consider the problem of quickly detecting a signal in a sensor network when the subset of sensors in which signal may be present is completely unknown.
Fellouris, Georgios   +1 more
core   +1 more source

Asymptotically-Optimal Path Planning on Manifolds

open access: yesRobotics: Science and Systems VIII, 2012
Peer ...
Jaillet, Leonard Georges   +1 more
openaire   +3 more sources

Colloidal Heterostructures Enable Interfacial Transport of Immiscible Molecules in Printable Organohydrogels

open access: yesAdvanced Materials, EarlyView.
Multiphase printable organohydrogels with tunable microstructures are developed to control molecular transport pathways for immiscible cargo. The tortuosity and domain size of the colloidal phases are tuned by adjusting temperature and shear during processing, which enables the tailoring of diffusion kinetics due to different transport pathways.
Riley E. Dowdy‐Green   +4 more
wiley   +1 more source

Optimal Research and Numerical Simulation for Scheduling No-Wait Flow Shop in Steel Production

open access: yesJournal of Applied Mathematics, 2013
This paper considers the m-machine flow shop scheduling problem with the no-wait constraint to minimize total completion time which is the typical model in steel production.
Huawei Yuan   +3 more
doaj   +1 more source

Large Deviations Performance of Consensus+Innovations Distributed Detection with Non-Gaussian Observations

open access: yes, 2012
We establish the large deviations asymptotic performance (error exponent) of consensus+innovations distributed detection over random networks with generic (non-Gaussian) sensor observations.
Bajovic, Dragana   +4 more
core   +1 more source

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