Results 21 to 30 of about 390,345 (294)

Stochastic Delay Cost Functions to Estimate Delay Propagation Under Uncertainty

open access: yesIEEE Access, 2022
We provide a mathematical formulation of flight-specific delay cost functions that enables a detailed tactical consideration of how a given flight delay will interact with all downstream constraints in the respective aircraft rotation.
Jan Evler   +3 more
doaj   +1 more source

Uncertainty Management at the Airport Transit View

open access: yesAerospace, 2018
Air traffic networks, where airports are the nodes that interconnect the entire system, have a time-varying and stochastic nature. An incident in the airport environment may easily propagate through the network and generate system-level effects.
Álvaro Rodríguez-Sanz   +4 more
doaj   +1 more source

Delay fault propagation in synchronous sequential circuits

open access: yesProceedings of IEEE 3rd Asian Test Symposium (ATS), 1994
The main task of the fault simulation process is to manage the propagation of the fault effects through the circuit. This paper addresses the problem of propagating gate delay faults in synchronous sequential circuits. The rules for propagating such gate delay faults without any restriction on their size and without considering explicitly the fault ...
P. Cavallera   +3 more
openaire   +1 more source

Unfaithful Glitch Propagation in Existing Binary Circuit Models [PDF]

open access: yes, 2013
We show that no existing continuous-time, binary value-domain model for digital circuits is able to correctly capture glitch propagation. Prominent examples of such models are based on pure delay channels (P), inertial delay channels (I), or the ...
Függer, Matthias   +2 more
core   +4 more sources

Error propagation in non-linear delay-time tomography [PDF]

open access: yesGeophysical Journal International, 1997
SUMMARY Delay-time tomography can be either linearized or non-linear. In the case of linearized tomography, an error due to the linearization is introduced. If the tomography is performed in a non-linear fashion, the theory used is more accurate from the physical point of view, but if the data have a statistical error, a noise bias in the model is ...
Dorren, H.J.S., Snieder, R.K.
openaire   +2 more sources

Constraining the propagation speed of gravitational waves with compact binaries at cosmological distances [PDF]

open access: yes, 2016
In testing gravity a model-independent way, one of crucial tests is measuring the propagation speed of a gravitational wave (GW). In general relativity, a GW propagates with the speed of light, while in the alternative theories of gravity the propagation
Nishizawa, Atsushi
core   +3 more sources

Identification of Critical Nodes for Delay Propagation in Susceptible-Exposed-Infected-Recovered (SEIR) and Genetic Algorithm (GA) Route Networks

open access: yesAerospace
In response to the challenges associated with forecasting the trajectory of flight delay propagation, pinpointing pivotal nodes within the route network, and the substantial costs involved in enhancing operational efficiency, this study introduces an ...
Mingyu Zhang   +3 more
doaj   +1 more source

An adaptive network allocation vector timer-based carrier sense multiple access with collision avoidance medium access control protocol for underwater acoustic sensor networks

open access: yesInternational Journal of Distributed Sensor Networks, 2017
Underwater sensor networks with acoustic communications are significantly challenged due to several unique characteristics, such as energy consumption, high propagation delay, and severely limited distance-dependent bandwidth.
Md Arifur Rahman   +2 more
doaj   +1 more source

Train Dispatching Management With Data- Driven Approaches: A Comprehensive Review and Appraisal

open access: yesIEEE Access, 2019
Train dispatching (TD) is at the forefront of all rail operations that transport passengers or goods. Recent technological advances and the explosion of digital data have introduced data-driven methods (DDMs) in rail operations.
Chao Wen   +6 more
doaj   +1 more source

Investigation of the Effect of Intra-Cavity Propagation Delay in Secure Optical Communication Using Chaotic Semiconductor Lasers

open access: yesPhotonics, 2019
The influence of intra-cavity propagation delay in message encoding and decoding using chaotic semiconductor lasers is numerically investigated. A message is encoded at the transmitter laser by a chaos shift keying scheme and is decoded at the receiver ...
Elumalai Jayaprasath   +7 more
doaj   +1 more source

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