Search Results for author: Weizhong Yan

Found 7 papers, 2 papers with code

One Masked Model is All You Need for Sensor Fault Detection, Isolation and Accommodation

no code implementations24 Mar 2024 Yiwei Fu, Weizhong Yan

Our proposed technique has the potential to significantly improve the accuracy and reliability of sensor measurements in complex engineering systems in real-time, and could be applied to other types of sensors and engineering systems in the future.

Fault Detection Self-Supervised Learning

Multivariate Time Series Anomaly Detection with Few Positive Samples

1 code implementation2 Jul 2022 Feng Xue, Weizhong Yan

This practical situation calls for methodologies to leverage these small number of anomaly events to create a better anomaly detector.

Anomaly Detection Time Series +1

On Adversarial Vulnerability of PHM algorithms: An Initial Study

no code implementations14 Oct 2021 Weizhong Yan, Zhaoyuan Yang, Jianwei Qiu

With proliferation of deep learning (DL) applications in diverse domains, vulnerability of DL models to adversarial attacks has become an increasingly interesting research topic in the domains of Computer Vision (CV) and Natural Language Processing (NLP).

Time Series Time Series Analysis

On Accurate and Reliable Anomaly Detection for Gas Turbine Combustors: A Deep Learning Approach

no code implementations25 Aug 2019 Weizhong Yan, Lijie Yu

Specifically, we use deep learning to hierarchically learn features from the sensor measurements of exhaust gas temperatures.

Anomaly Detection

Power Plant Performance Modeling with Concept Drift

no code implementations19 Oct 2017 Rui Xu, Yunwen Xu, Weizhong Yan

Power plant is a complex and nonstationary system for which the traditional machine learning modeling approaches fall short of expectations.

BIG-bench Machine Learning regression

Concept Drift Learning with Alternating Learners

no code implementations18 Oct 2017 Yunwen Xu, Rui Xu, Weizhong Yan, Paul Ardis

Data-driven predictive analytics are in use today across a number of industrial applications, but further integration is hindered by the requirement of similarity among model training and test data distributions.

Cannot find the paper you are looking for? You can Submit a new open access paper.