Results 91 to 100 of about 3,022,789 (295)

Random vector functional link networks for function approximation on manifolds

open access: yesFrontiers in Applied Mathematics and Statistics
The learning speed of feed-forward neural networks is notoriously slow and has presented a bottleneck in deep learning applications for several decades. For instance, gradient-based learning algorithms, which are used extensively to train neural networks,
Deanna Needell   +4 more
doaj   +1 more source

Robust Regularized Random Vector Functional Link Network and Its Industrial Application

open access: yesIEEE Access, 2017
Production quality indices of complex industrial processes are usually hard to be measured in real time, which leads to unavailability of closed-loop operational optimization and control.
Wei Dai   +4 more
doaj   +1 more source

dynoGP: Deep Gaussian Processes for Dynamic System Identification

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
This work introduces a novel class of deep models for system identification, dynamical deep Gaussian processes, which combine the strengths of data‐driven methods, such as those based on neural network architectures, with the ability to output a probability distribution for uncertainty representation.
Alessio Benavoli   +3 more
wiley   +1 more source

Research on Combination of Random Zero-Vector PWM Controller

open access: yes机车电传动, 2018
According to theoretically equivalent principle, the space vector pulse width modulation technique was equivalent to zero sequence component injected sinusoidal pulse width modulation (SPWM).
ZHANG Guangyuan, WU Zhiyou, JIANG Tao
doaj  

Analysis of Asperger Syndrome Using Genetic-Evolutionary Random Support Vector Machine Cluster

open access: yesFrontiers in Physiology, 2018
Asperger syndrome (AS) is subtype of autism spectrum disorder (ASD). Diagnosis and pathological analysis of AS through resting-state fMRI data is one of the hot topics in brain science.
Xia-an Bi   +5 more
doaj   +1 more source

Approximation of Projections of Random Vectors [PDF]

open access: yesJournal of Theoretical Probability, 2010
Typo in abstract corrected; $k=c\sqrt{\log(d)}$, not $c\log(d)$.
openaire   +3 more sources

K-differenced vector random fields

open access: yes, 2019
Click on the DOI link to access the article (may not be free).A thin-tailed vector random field, referred to as a K-differenced vector random field, is introduced. Its finite-dimensional densities are the differences of two Besse!
Alsultan, Rehab, Ma, Chunsheng
core   +1 more source

What Do Large Language Models Know About Materials?

open access: yesAdvanced Engineering Materials, EarlyView.
If large language models (LLMs) are to be used inside the material discovery and engineering process, they must be benchmarked for the accurateness of intrinsic material knowledge. The current work introduces 1) a reasoning process through the processing–structure–property–performance chain and 2) a tool for benchmarking knowledge of LLMs concerning ...
Adrian Ehrenhofer   +2 more
wiley   +1 more source

An application of the analogy between vector ARCH and vector random coefficient autoregressive models [PDF]

open access: yes
In this paper we derive conditions for the conditional covariance matrix to be positive definite in a general vector ARCH model. The conditions can be easily extended to the diagonal vector GARCH model.
He, Changli, Teräsvirta, Timo
core  

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