Results 1 to 10 of about 461,664 (195)

Detecting Adversarial Examples Using Surrogate Models

open access: yesMachine Learning and Knowledge Extraction, 2023
Deep Learning has enabled significant progress towards more accurate predictions and is increasingly integrated into our everyday lives in real-world applications; this is true especially for Convolutional Neural Networks (CNNs) in the field of image ...
Borna Feldsar   +2 more
doaj   +1 more source

An Offline Weighted-Bagging Data-Driven Evolutionary Algorithm with Data Generation Based on Clustering

open access: yesMathematics, 2023
In recent years, a variety of data-driven evolutionary algorithms (DDEAs) have been proposed to solve time-consuming and computationally intensive optimization problems.
Zongliang Guo   +3 more
doaj   +1 more source

Detecting and Isolating Adversarial Attacks Using Characteristics of the Surrogate Model Framework

open access: yesApplied Sciences, 2023
The paper introduces a novel framework for detecting adversarial attacks on machine learning models that classify tabular data. Its purpose is to provide a robust method for the monitoring and continuous auditing of machine learning models for the ...
Piotr Biczyk, Łukasz Wawrowski
doaj   +1 more source

Large-Scale Expensive Optimization with a Switching Strategy

open access: yesComplex System Modeling and Simulation, 2022
Some optimization problems in scientific research, such as the robustness optimization for the Internet of Things and the neural architecture search, are large-scale in decision space and expensive for objective evaluation.
Mai Sun   +4 more
doaj   +1 more source

Surrogate modeling of RF circuit blocks [PDF]

open access: yes, 2010
Surrogate models are a cost-effective replacement for expensive computer simulations in design space exploration. Literature has already demonstrated the feasibility of accurate surrogate models for single radio frequency (RF) and microwave devices ...
Croon, Jeroen A   +3 more
core   +1 more source

Versatile surrogate models for IC buffers [PDF]

open access: yes, 2012
In previous papers [1,2] the authors have investigated the use of Volterra series in the identification of IC buffer macro-models. While the approach benefited from some of the inherent qualities of Volterra series it preserved the two-state paradigm of ...
Canavero, Flavio   +5 more
core   +3 more sources

Surrogate models for composed simulation models in energy systems

open access: yesEnergy Informatics, 2018
New technologies and methodologies for smart grid applications cannot be tested in the real power grid, since it is a safety-critical infrastructure, therefore simulation and co-simulation is utilized.
Stephan Balduin
doaj   +1 more source

Predicting Saltwater Intrusion into Coastal Aquifers Using Support Vector Regression Surrogate Models [PDF]

open access: yesآب و فاضلاب, 2020
The prediction of the intrusion of saline water into coastal aquifers as a result of changing the amount of groundwater extractions is a prerequisite for managing groundwater.
Fatemeh Fa'al   +2 more
doaj   +1 more source

Influence of diesel surrogates on the behavior of simplified spray models [PDF]

open access: yes, 2012
Numerous experimental investigations make use of diesel surrogates to make the computational time reasonable. In the few studies where measured (surrogate and real diesel) and computed (surrogate only) results have been compared, the selection ...
F Battin-Leclerc   +6 more
core   +2 more sources

In-Plane Fragility and Parametric Analyses of Masonry Arch Bridges Exposed to Flood Hazard Using Surrogate Modeling Techniques

open access: yesApplied Sciences, 2022
Natural disasters are unavoidable and can cause serious damage to bridges, which may lead to catastrophic losses, both human and economic. Therefore, the assessment of bridges exposed to these events is of paramount importance to identify possible ...
Carlos Mendoza Cabanzo   +3 more
doaj   +1 more source

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