Results 21 to 30 of about 448,167 (282)

Partial Retraining Substitute Model for Query-Limited Black-Box Attacks

open access: yesApplied Sciences, 2020
Black-box attacks against deep neural network (DNN) classifiers are receiving increasing attention because they represent a more practical approach in the real world than white box attacks.
Hosung Park, Gwonsang Ryu, Daeseon Choi
doaj   +1 more source

A Review of Explainable Deep Learning Cancer Detection Models in Medical Imaging

open access: yesApplied Sciences, 2021
Deep learning has demonstrated remarkable accuracy analyzing images for cancer detection tasks in recent years. The accuracy that has been achieved rivals radiologists and is suitable for implementation as a clinical tool.
Mehmet A. Gulum   +2 more
doaj   +1 more source

Black-Box Data-efficient Policy Search for Robotics [PDF]

open access: yes, 2017
The most data-efficient algorithms for reinforcement learning (RL) in robotics are based on uncertain dynamical models: after each episode, they first learn a dynamical model of the robot, then they use an optimization algorithm to find a policy that ...
Chatzilygeroudis, Konstantinos   +5 more
core   +3 more sources

Black-Box Ripper: Copying black-box models using generative evolutionary algorithms

open access: yesCoRR, 2020
We study the task of replicating the functionality of black-box neural models, for which we only know the output class probabilities provided for a set of input images. We assume back-propagation through the black-box model is not possible and its training images are not available, e.g. the model could be exposed only through an API.
Antonio Barbalau   +3 more
openaire   +3 more sources

Ethical issues of implementing artificial intelligence in medicine

open access: yesDigital Diagnostics, 2023
Artificial intelligence (AI) systems are highly efficient. However, their implementation in medical practice is accompanied by a range of ethical issues. The black box problem is basic to the AI philosophy, although having its own specificity in relation
Maxim I. Konkov
doaj   +1 more source

Fast Computation of Smith Forms of Sparse Matrices Over Local Rings [PDF]

open access: yes, 2012
We present algorithms to compute the Smith Normal Form of matrices over two families of local rings. The algorithms use the \emph{black-box} model which is suitable for sparse and structured matrices.
Elsheikh, Mustafa   +3 more
core   +1 more source

An Active Learning Methodology for Efficient Estimation of Expensive Noisy Black-Box Functions Using Gaussian Process Regression

open access: yesIEEE Access, 2020
Estimation of black-box functions often requires evaluating an extensive number of expensive noisy points. Learning algorithms can actively compare the similarity between the evaluated and unevaluated points to determine the most informative subsequent ...
Rajitha Meka   +3 more
doaj   +1 more source

Infusing theory into deep learning for interpretable reactivity prediction

open access: yesNature Communications, 2021
Machine learning faces challenges in catalyst design due to its black-box nature. Here, the authors develop a theory-infused neural network approach that integrates deep learning algorithms with the well-established d-band theory of chemisorption for ...
Shih-Han Wang   +4 more
doaj   +1 more source

Big data and black-box medical algorithms [PDF]

open access: yesScience Translational Medicine, 2018
New machine-learning techniques entering medicine present challenges in validation, regulation, and integration into practice.
openaire   +2 more sources

Black-box optimization methods for hypersonic flow problems [PDF]

open access: yesInternational Journal of Fluid Engineering
This review examines the application of black-box optimization methods to hypersonic flow problems, with a particular emphasis on scenarios where computational fluid dynamics (CFD) simulations function as opaque, nontransparent models.
Davood Hoseinzade   +2 more
doaj   +1 more source

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