AIMC Topic:
Computer Simulation

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Re-evaluating Deep Neural Networks for Phylogeny Estimation: The Issue of Taxon Sampling.

Journal of computational biology : a journal of computational molecular cell biology Jan 5, 2022
Deep neural networks (DNNs) have been recently proposed for quartet tree phylogeny estimation. Here, we present a study evaluating recently trained DNNs in comparison to a collection of standard phylogeny estimation methods on a heterogeneous collect...
Databases, Genetic Evolution, Molecular Deep Learning Computational Biology Amino Acid Sequence Classification Neural Networks, Computer Computer Simulation Phylogeny
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Deep Unfolding for Non-Negative Matrix Factorization with Application to Mutational Signature Analysis.

Journal of computational biology : a journal of computational molecular cell biology Jan 5, 2022
Non-negative matrix factorization (NMF) is a fundamental matrix decomposition technique that is used primarily for dimensionality reduction and is increasing in popularity in the biological domain. Although finding a unique NMF is generally not possi...
Humans Neural Networks, Computer DNA Mutational Analysis Mutation Supervised Machine Learning Female Databases, Genetic Breast Neoplasms Algorithms Deep Learning Unsupervised Machine Learning Computer Simulation Computational Biology
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Exponential synchronization for variable-order fractional discontinuous complex dynamical networks with short memory via impulsive control.

Neural networks : the official journal of the International Neural Network Society Jan 4, 2022
This paper considers the exponential synchronization issue for variable-order fractional complex dynamical networks (FCDNs) with short memory and derivative couplings via the impulsive control scheme, where dynamical nodes are modeled to be discontin...
Neural Networks, Computer Computer Simulation Feedback Models, Theoretical
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Intelligent Fault Diagnosis Framework for Modular Multilevel Converters in HVDC Transmission.

Sensors (Basel, Switzerland) Jan 4, 2022
Open circuit failure mode in insulated-gate bipolar transistors (IGBT) is one of the most common faults in modular multilevel converters (MMCs). Several techniques for MMC fault diagnosis based on threshold parameters have been proposed, but very few...
Computer Simulation Principal Component Analysis Support Vector Machine Artificial Intelligence Algorithms
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Support Vector Regression for Mobile Target Localization in Indoor Environments.

Sensors (Basel, Switzerland) Jan 4, 2022
Trilateration-based target localization using received signal strength (RSS) in a wireless sensor network (WSN) generally yields inaccurate location estimates due to high fluctuations in RSS measurements in indoor environments. Improving the localiza...
Radio Waves Computer Simulation Motion Algorithms Neural Networks, Computer
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A machine learning-driven approach for prioritizing food contact chemicals of carcinogenic concern based on complementary in silico methods.

Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association Jan 1, 2022
Carcinogenicity is one of the most critical endpoints for the risk assessment of food contact chemicals (FCCs). However, the carcinogenicity of FCCs remains insufficiently investigated. To fill the data gap, the application of standard experimental m...
Machine Learning Food Analysis Carcinogens Computer Simulation Food Contamination
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Application of Optimized GA-BPNN Algorithm in English Teaching Quality Evaluation System.

Computational intelligence and neuroscience Dec 31, 2021
The assessment of teaching quality is a very complex and fuzzy nonlinear process, which involves many factors and variables, so the establishment of the mathematical model is complicated, and the traditional evaluation method of teaching quality is n...
Computer Simulation Models, Theoretical Neural Networks, Computer Algorithms
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Online public opinion evaluation through the functional resonance analysis method and deep analysis.

PloS one Dec 31, 2021
A conventional model of public opinion analysis is no longer suitable when the internet is the primary arena of information dissemination. Thus, a more practical approach is urgently needed to deal with this dynamic and complicated phenomenon of prop...
Neural Networks, Computer Computer Simulation Internet Public Opinion Deep Learning Models, Theoretical
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Robust and Secure Data Transmission Using Artificial Intelligence Techniques in Ad-Hoc Networks.

Sensors (Basel, Switzerland) Dec 30, 2021
The paper presents a new security aspect for a Mobile Ad-Hoc Network (MANET)-based IoT model using the concept of artificial intelligence. The Black Hole Attack (BHA) is considered one of the most affecting threats in the MANET in which the attacker ...
Computer Simulation Support Vector Machine Artificial Intelligence Neural Networks, Computer Algorithms
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Observer-based adaptive neural tracking control for a class of nonlinear systems with prescribed performance and input dead-zone constraints.

Neural networks : the official journal of the International Neural Network Society Dec 29, 2021
This paper investigates the problem of output feedback neural network (NN) learning tracking control for nonlinear strict feedback systems subject to prescribed performance and input dead-zone constraints. First, an NN is utilized to approximate the ...
Feedback Nonlinear Dynamics Algorithms Computer Simulation Neural Networks, Computer
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