Results 21 to 30 of about 111,602 (208)

Data-Driven Certification of Neural Networks With Random Input Noise

open access: yesIEEE Transactions on Control of Network Systems, 2023
Methods to certify the robustness of neural networks in the presence of input uncertainty are vital in safety-critical settings. Most certification methods in the literature are designed for adversarial or worst-case inputs, but researchers have recently shown a need for methods that consider random input noise.
Brendon G. Anderson, Somayeh Sojoudi
openaire   +2 more sources

Certifying nonlocal properties of noisy quantum operations [PDF]

open access: yesQuantum
Certifying quantum properties from the probability distributions they induce is an important task for several purposes. While this framework has been largely explored and used for quantum states, its extrapolation to the level of channels started ...
Albert Rico   +3 more
doaj   +1 more source

Reliable quantum certification for photonic quantum technologies [PDF]

open access: yes, 2015
A major roadblock for large-scale photonic quantum technologies is the lack of practical reliable certification tools. We introduce an experimentally friendly - yet mathematically rigorous - certification test for experimental preparations of arbitrary m-
Aolita, L.   +3 more
core   +2 more sources

Standardised lesion segmentation for imaging biomarker quantitation: a consensus recommendation from ESR and EORTC

open access: yesInsights into Imaging, 2022
Background Lesion/tissue segmentation on digital medical images enables biomarker extraction, image-guided therapy delivery, treatment response measurement, and training/validation for developing artificial intelligence algorithms and workflows.
Nandita M. deSouza   +29 more
doaj   +1 more source

The effect of airspeed on the geometric appearance of the mainline aircraft [PDF]

open access: yesE3S Web of Conferences, 2023
Modern needs when forming key technologies for the creation of high-speed mainline aircraft can be divided into following seven groups covering the basic technical aspects: ensuring an acceptable level of acoustic impact while simultaneously ensuring the
Kriven G. I.   +2 more
doaj   +1 more source

Sound Propagation Modelling for Manned and Unmanned Aircraft Noise Assessment and Mitigation: A Review

open access: yesAtmosphere, 2021
This paper addresses one of the recognized barriers to the unrestricted adoption of Unmanned Aircraft (UA) in mainstream urban use—noise—and reviews existing approaches for estimating and mitigating this problem.
Rohan Kapoor   +4 more
doaj   +1 more source

Single-Copy Certification of Two-Qubit Gates without Entanglement

open access: yes, 2020
A quantum state transformation can be generally approximated by single- and two-qubit gates. This, however, does not hold with noisy intermediate-scale quantum technologies due to the errors appearing in the gate operations, where errors of two-qubit ...
Bae, Joonwoo   +7 more
core   +1 more source

Comparison of predicted engine core noise with proposd FAA helicopter noise certification requirements [PDF]

open access: yesThe Journal of the Acoustical Society of America, 1981
Calculated engine core noise levels, based on NASA-Lewis prediction procedures, for five representative helicopter engines are compared with measured total helicopter noise levels and proposed FAA helicopter noise certification requirements. Comparisons are made for approach, level flyover, and takeoff procedures.
U. von Glahn, D. Groesbeck
openaire   +1 more source

Numerical aeroacoustic analysis of propeller designs [PDF]

open access: yes, 2018
As propeller-driven aircraft are the best choice for short/middle-haul flights but their acoustic emissions may require improvements to comply with future noise certification standards, this work aims to numerically evaluate the acoustics of different ...
Barakos, George N.   +2 more
core   +1 more source

Computation of Variable Noise Reduction System Efficiency for Supersonic Civil Aircraft During Takeoff

open access: yesApplied Sciences
The noise of next-generation supersonic civil aircraft can become a significant nuisance for the population in the vicinity of airports. This study investigates the efficiency of the noise control approach for a notional supersonic civil aircraft at ...
Victor Kopiev   +2 more
doaj   +1 more source

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