Results 1 to 10 of about 2,442,763 (316)

Learnable Leaky ReLU (LeLeLU): An Alternative Accuracy-Optimized Activation Function

open access: yesInformation, 2021
In neural networks, a vital component in the learning and inference process is the activation function. There are many different approaches, but only nonlinear activation functions allow such networks to compute non-trivial problems by using only a small
Andreas Maniatopoulos   +1 more
doaj   +3 more sources

Intrusion Detection System Based on Gradient Corrected Online Sequential Extreme Learning Machine

open access: yesIEEE Access, 2021
Nowadays, Intrusion Detection System (IDS) is an active research topic with machine learning nature. A single-hidden layer feedforward neural network (SLFN) trained on the approach of extreme learning machine (ELM) is used for (IDS).
Nedhal Ahmad Hamdi Qaiwmchi   +2 more
doaj   +1 more source

A novel zeroing neural network for dynamic sylvester equation solving and robot trajectory tracking

open access: yesFrontiers in Physics, 2023
To solve the theoretical solution of dynamic Sylvester equation (DSE), we use a fast convergence zeroing neural network (ZNN) system to solve the time-varying problem.
Lv Zhao   +6 more
doaj   +1 more source

Sinusoidal Neural Networks: Towards ANN that Learns Faster

open access: yesComplex Systems Informatics and Modeling Quarterly, 2020
If everything is a signal and combination of signals, everything can be represented with Fourier representations. Then, is it possible to represent a signal with a conditional dependency to input data?
Tekin Evrim Ozmermer
doaj   +1 more source

Promotion of physical activity guidelines and behavior change

open access: yesJournal of Physical Fitness and Sports Medicine, 2015
Physical activity guidelines have been published by governments to increase physical activity at a national level. Such guidelines commonly include behavior change techniques.
Kazuhiro Harada, Yoshio Nakamura
doaj   +1 more source

Some Intrinsic Properties of Tadmor–Tanner Functions: Related Problems and Possible Applications

open access: yesMathematics, 2020
In this paper, we study some properties of an exponentially optimal filter proposed by Tadmor and Tanner. More precisely, we consider the problem for approximating the function of rectangular type F(t) by the class of exponential functions σadapt(t ...
Nikolay Kyurkchiev
doaj   +1 more source

A Grading Method of Ginseng (Panax ginseng C. A. Meyer) Appearance Quality Based on an Improved ResNet50 Model

open access: yesAgronomy, 2022
In the academic world, ginseng (Panax ginseng C. A. Meyer) has received much attention as the most representative element of Chinese medicine. To address the lack of traditional algorithms in the identification of ginseng appearance quality and further ...
Dongming Li   +5 more
doaj   +1 more source

B cells extract antigens at Arp2/3-generated actin foci interspersed with linear filaments

open access: yeseLife, 2019
Antibody production depends on B cell internalization and presentation of antigens to helper T cells. To acquire antigens displayed by antigen-presenting cells, B cells form immune synapses and extract antigens by the mechanical activity of the acto ...
Sophie I Roper   +5 more
doaj   +1 more source

Lightweight Tennis Ball Detection Algorithm Based on Robomaster EP

open access: yesApplied Sciences, 2023
To address the problems of poor recognition effect, low detection accuracy, many model parameters and computation, complex network structure, and unfavorable portability to embedded devices in traditional tennis ball detection algorithms, this study ...
Yuan Zhao   +4 more
doaj   +1 more source

An Intelligent Deep Feature Learning Method With Improved Activation Functions for Machine Fault Diagnosis

open access: yesIEEE Access, 2020
Rotating machinery has been developed with high complexity and precision, and bearings and gears are crucial components in the machinery system. Deep learning has attracted considerable attention from researchers in this area.
Wei You   +5 more
doaj   +1 more source

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