Search Results for author: Enrique Lopez Droguett

Found 11 papers, 2 papers with code

Quantum-Based Combinatorial Optimization for Optimal Sensor Placement in Civil Structures

no code implementations3 May 2023 Gabriel San Martin Silva, Enrique Lopez Droguett

In this context, Structural Health Monitoring (SHM) arises as an especially interesting field to integrate and develop these new sensing capabilities, given the criticality of structural application for human life and the elevated costs of manual monitoring.

Combinatorial Optimization

Learning to Predict Fitness for Duty using Near Infrared Periocular Iris Images

no code implementations4 Sep 2022 Juan Tapia, Daniel Benalcazar, Andres Valenzuela, Leonardo Causa, Enrique Lopez Droguett, Christoph Busch

This research proposes a new database and method to detect the reduction of alertness conditions due to alcohol, drug consumption and sleepiness deprivation from Near-Infra-Red (NIR) periocular eye images.

Alcohol Consumption Detection from Periocular NIR Images Using Capsule Network

1 code implementation4 Sep 2022 Juan Tapia, Enrique Lopez Droguett, Christoph Busch

This research proposes a method to detect alcohol consumption from Near-Infra-Red (NIR) periocular eye images.

A Novel Capsule Neural Network Based Model for Drowsiness Detection Using Electroencephalography Signals

no code implementations4 Apr 2022 Luis Guarda, Juan Tapia, Enrique Lopez Droguett, Marcelo Ramos

Due to the transient mental state of a human subject between alertness and drowsiness, automated drowsiness detection is a complex problem to tackle.

A generic physics-informed neural network-based framework for reliability assessment of multi-state systems

1 code implementation1 Dec 2021 Taotao Zhou, Xiaoge Zhang, Enrique Lopez Droguett, Ali Mosleh

The gradient projection operation significantly mitigates the detrimental effects caused by the gradient interference when training PINN, thus accelerating the convergence speed of PINN to high-precision solutions to MSS reliability assessment.

Multi-Task Learning

An Uncertainty-Informed Framework for Trustworthy Fault Diagnosis in Safety-Critical Applications

no code implementations8 Oct 2021 Taotao Zhou, Enrique Lopez Droguett, Ali Mosleh, Felix T. S. Chan

There has been a growing interest in deep learning-based prognostic and health management (PHM) for building end-to-end maintenance decision support systems, especially due to the rapid development of autonomous systems.

Decision Making Management

Big Machinery Data Preprocessing Methodology for Data-Driven Models in Prognostics and Health Management

no code implementations8 Oct 2021 Sergio Cofre-Martel, Enrique Lopez Droguett, Mohammad Modarres

Sensor monitoring networks and advances in big data analytics have guided the reliability engineering landscape to a new era of big machinery data.

Management

Physics-Informed Deep Learning: A Promising Technique for System Reliability Assessment

no code implementations24 Aug 2021 Taotao Zhou, Enrique Lopez Droguett, Ali Mosleh

Considerable research has been devoted to deep learning-based predictive models for system prognostics and health management in the reliability and safety community.

Management Uncertainty Quantification

Uncovering the Underlying Physics of Degrading System Behavior Through a Deep Neural Network Framework: The Case of Remaining Useful Life Prognosis

no code implementations10 Jun 2020 Sergio Cofre-Martel, Enrique Lopez Droguett, Mohammad Modarres

Models are trained as a supervised regression and designed to output the RUL as well as a latent variable map that can be used and interpreted as the system's health indicator.

Management regression

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