Results 1 to 10 of about 27,616 (118)

Comparing feedforward neural networks using independent component analysis on hidden units.

open access: yesPLoS ONE, 2023
Neural networks are widely used for classification and regression tasks, but they do not always perform well, nor explicitly inform us of the rationale for their predictions.
Seiya Satoh   +2 more
doaj   +2 more sources

TwIdw—A Novel Method for Feature Extraction from Unstructured Texts

open access: yesApplied Sciences, 2023
This research proposes a novel technique for fake news classification using natural language processing (NLP) methods. The proposed technique, TwIdw (Term weight–inverse document weight), is used for feature extraction and is based on TfIdf, with the ...
Kitti Szabó Nagy, Jozef Kapusta
doaj   +1 more source

Novel sensitivity method for evaluating the first derivative of the feed-forward neural network outputs

open access: yesJournal of Big Data, 2021
Evaluating the exact first derivative of a feedforward neural network (FFNN) output with respect to the input feature is pivotal for performing the sensitivity analysis of the trained neural network with respect to the inputs.
Ravi Kiran, Dayakar L. Naik
doaj   +1 more source

Short-term Traffic Flow Prediction Based on Genetic Artificial Neural Network and Exponential Smoothing

open access: yesPromet (Zagreb), 2020
In order to improve the accuracy of short-term traffic flow prediction, a combined model composed of artificial neural network optimized by using Genetic Algorithm (GA) and Exponential Smoothing (ES) has been proposed.
Changxi Ma, Limin Tan, Xuecai Xu
doaj   +1 more source

Various multistage ensembles for prediction of heating energy consumption [PDF]

open access: yesModeling, Identification and Control, 2015
Feedforward neural network models are created for prediction of daily heating energy consumption of a NTNU university campus Gloshaugen using actual measured data for training and testing.
Radisa Jovanovic, Aleksandra Sretenovic
doaj   +1 more source

FEEDFORWARD NEURAL NETWORKS AND THE FORECASTING OF MULTI-SECTIONAL DEMAND FOR TELECOM SERVICES: A COMPARATIVE STUDY OF EFFECTIVENESS FOR HOURLY DATA

open access: yesActa Scientiarum Polonorum. Oeconomia, 2020
The presented research focuses on the construction of a model to effectively forecast demand for connection services – it is thus relevant to the Prediction System (PS) of telecom operators.
Paweł Kaczmarczyk
doaj   +1 more source

Reconstructing feedback representations in the ventral visual pathway with a generative adversarial autoencoder.

open access: yesPLoS Computational Biology, 2021
While vision evokes a dense network of feedforward and feedback neural processes in the brain, visual processes are primarily modeled with feedforward hierarchical neural networks, leaving the computational role of feedback processes poorly understood ...
Haider Al-Tahan, Yalda Mohsenzadeh
doaj   +1 more source

DYNAMIC SYSTEM IDENTIFICATION USING TIME-DELAY FEEDFORWARD NEURAL NETWORKS: APPLICATION TO DC MOTOR

open access: yesDiyala Journal of Engineering Sciences, 2010
The universal function approximation capabilities of multilayer feedforward neural networks make it a popular choice for modeling dynamic systems.
Ali Khudhair Mutlag
doaj   +1 more source

IDENTIFICATION OF OBSTRUCTIVE SLEEP APNEA USING ARTIFICIAL NEURAL NETWORKS AND WAVELET PACKET DECOMPOSITION OF THE HRV SIGNAL

open access: yesThe Journal of Engineering Research, 2020
The advancement of telecommunication technologies has provided us with new promising alternatives for remote diagnosis and possible treatment suggestions for patients of diverse health disorders, among which is the ability to identify Obstructive Sleep ...
Abdulnasir Hossen, Sarah Qasim
doaj   +1 more source

Power Optimization Control Scheme for Doubly Fed Induction Generator Used in Wind Turbine Generators

open access: yesInventions, 2020
Scientists and researchers are exploring different methods of generating and delivering electrical energy in an economical and reliable way, enabling them to generate electricity focusing on renewable energy resources.
Darya Khan   +3 more
doaj   +1 more source

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