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arXiv research

A locally-built, LLM-digested index of recent arXiv papers in quant finance, geometry/topology, and statistical ML — keyword search served straight from SQLite on this machine.

168,657 papers · 148 categories

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4998146195 · Jun 202019922001200920172026
48 results for Interpretable RUL

Paper introduces a hybrid GPR model for more interpretable RUL prediction in aeroengine.

problem Challenges in interpreting and modeling uncertainty in RUL prediction models.
method Modified Gaussian Process Regression (GPR) with temporal feature extraction.
result Effective prediction of RUL intervals with transparent feature significance.

This paper proposes a multi-head attention model for predicting RUL in IIoT environments.

problem Estimating RUL for complex industrial equipment using IIoT data.
method Multi-Head Attention Mechanism combined with LSTM for multi-dimensional time-series data.
result The proposed model outperforms state-of-the-art models on benchmark datasets.

Framework predicts remaining useful life of DSH subsystems under unknown failure modes.

problem Predicting remaining useful life of DSH subsystems with unknown failure modes.
method Unsupervised framework using mixture of Gaussian regressions and Expectation-Maximization algorithm.
result Improved prediction accuracy and interpretability of RUL.

ATS2S model predicts RUL of industrial equipment using attention mechanism.

problem Accurate estimation of RUL for industrial equipment to improve maintenance schedules and reduce costs.
method ATS2S model that optimizes reconstruction and RUL prediction losses, uses attention mechanism, and integrates encoder and decoder features.
result ATS2S model achieves superior performance over 13 state-of-the-art methods on four real datasets.

Paper develops a hybrid DNN approach for RUL prediction with adaptive drift.

problem RUL estimation challenges in practice, especially online update and uncertainty quantification.
method Hybrid DNN approach with Wiener-based-degradation model and adaptive drift. LSTM-CNN for trajectory prediction and Bayesian inference for adaptive drift.
result Superior accuracy in RUL prediction demonstrated on turbofan engines data.

Remaining Useful Life (RUL) of an equipment or one of its components is defined as the time left until the equipment or component reaches its end of useful life. Accurate RUL estimation is exceptionally beneficial to Predictive Maintenance, and Prognostics and Health Management (PHM). Data driven approaches which lever…

2019-04-12abs ↗pdf ↗

Self-supervised learning improves RUL prediction with limited data in fatigue damage prognosis.

problem Limited labelled data for RUL prediction in fatigue damage prognosis.
method Pre-training deep learning models on unlabelled sensor data using self-supervised learning.
result Self-supervised pre-trained models significantly outperform non-pre-trained models in RUL prediction with scarce labelled data.

A federated learning framework improves RUL prognosis for aircraft engines without sharing data.

problem Limited run-to-failure data samples for accurate RUL prognosis.
method Federated learning framework, decentralized validation, and robust aggregation methods.
result The federated learning framework leads to more accurate RUL prognosis for five out of six airlines.

Paper tackles RUL prediction with scarce data using indirect supervision.

problem Predicting RUL with indirect supervision and scarce time series data.
method Unified framework called parameterized static regression, handling data scarcity without interpolation.
result Competitive performance in prediction accuracy with simulated data scarcity.

In Prognostics and Health Management (PHM) sufficient prior observed degradation data is usually critical for Remaining Useful Lifetime (RUL) prediction. Most previous data-driven prediction methods assume that training (source) and testing (target) condition monitoring data have similar distributions. However, due to …

2019-07-17abs ↗pdf ↗

Mix-up domain adaptation improves dynamic RUL predictions across various conditions.

problem Dynamic RUL predictions under non-i.i.d conditions.
method Three-staged mechanism with mix-up strategy for source and target domains alignment, self-supervised learning.
result MDAN outperforms existing methods in 12 out of 12 cases for dynamic RUL predictions.

Proposes ECLSTM for more accurate RUL estimation from time series data.

problem Predicting Remaining Useful Life (RUL) from multivariate time series data.
method Embedded Convolutional LSTM (ECLSTM) with automated hyperparameter optimization.
result ECLSTM outperforms state-of-the-art approaches on benchmark data sets.

The health state assessment and remaining useful life (RUL) estimation play very important roles in prognostics and health management (PHM), owing to their abilities to reduce the maintenance and improve the safety of machines or equipment. However, they generally suffer from this problem of lacking prior knowledge to …

2018-07-16abs ↗pdf ↗

Proposes a federated learning approach for RUL prediction from nonparametric degradation and failure signals.

problem Cost-effective RUL prediction from limited, non-shared CM signals with unknown parametric forms.
method Joint modeling of nonlinear degradation signals and failure events using federated learning.
result Superior RUL prediction compared to alternatives, validated through simulations and real data.

Unified model predicts multi-mode failure with multi-sensor data.

problem Independent failure mode and RUL prediction ignores inherent relationship.
method Hierarchical Bayesian framework with Cox model, Gaussian process, and multinomial distributions.
result Robust uncertainty quantification and accurate prediction of multi-mode failure.

This study evaluates uncertainty quantification methods for deep learning in predictive maintenance.

problem Uncertainty quantification for reliable decision-making in predictive maintenance.
method State-of-the-art variational inference algorithms for Bayesian neural networks (BNN), Monte Carlo Dropout (MCD), deep ensembles (DE), and heteroscedastic neural networks (HNN) were tested.
result No method clearly outperforms others in all situations, but DE and MCD provide more conservative uncertainty estimates.

Deep learning improves oilfield equipment maintenance and reduces downtime.

problem Predicting equipment failure in oilrigs to minimize downtime.
method Developed and tested neural networks on oilfield datasets, using data processing and feature extraction.
result Deep learning can predict oilfield equipment failure with reduced downtime.

As the Industrial Internet of Things (IIoT) grows, systems are increasingly being monitored by arrays of sensors returning time-series data at ever-increasing 'volume, velocity and variety' (i.e. Industrial Big Data). An obvious use for these data is real-time systems condition monitoring and prognostic time to failure…

2018-04-09abs ↗pdf ↗

Graph neural networks improve equipment health monitoring from multisensor data.

problem Leveraging complex machinery structure for condition-based maintenance.
method Captured machinery structure as a graph and used graph neural networks (GNNs) to model time-series data.
result GNN-based RUL estimation model outperforms RNNs and CNNs on turbofan engine benchmark.

Bayesian deep learning improves maintenance planning uncertainty quantification.

problem Estimating the remaining useful life of physical systems with uncertainty quantification.
method Stein variational gradient descent for training Bayesian neural networks.
result Bayesian deep learning models trained via Stein variational gradient descent outperform other methods in convergence speed and predictive performance.

New method improves neural network interpretability against adversarial attacks.

problem Adversarial attacks can hide from neural network interpretability methods.
method Develops an interpretability-aware defensive scheme promoting robust interpretation.
result Achieves both robust classification and robust interpretation.

VALC provides concept-level interpretations of FLMs, overcoming word-level limitations.

problem Lack of higher-level structure interpretation in FLMs' attention weights.
method Formal definition of conceptual interpretation, variational Bayesian framework (VALC).
result VALC finds optimal language concepts for FLM predictions, providing concept-level interpretations.

New framework improves interpretability of trainable prompts.

problem Improving task-specific LLM performance with soft prompts remains a black-box method.
method Developed a theoretical framework for evaluating interpretability of trainable prompts, inspired new objective functions.
result Found a fundamental trade-off between interpretability and task performance in trainable prompts.

Interpreting machine learning models helps understand adversarial attacks and defenses.

problem Understanding model vulnerability to adversarial attacks.
method Model interpretation techniques to explore adversarial attacks and defenses.
result Interpretation methods can be applied to adversarial attacks and defenses.

Model-agnostic interpretation methods can mislead if not used carefully.

problem Misinterpretation of machine learning models due to improper use of techniques.
method General pitfalls of model-agnostic interpretation methods.
result Many pitfalls exist when using global interpretation techniques for machine learning models.

Study on trade-offs between accuracy and interpretability in machine learning.

problem Lack of formal study on statistical cost of interpretability.
method Modeling interpretability as a constraint in empirical risk minimization for binary classification.
result Explains conditions under which accuracy trade-off occurs with interpretability constraints.

Supervised machine learning models boast remarkable predictive capabilities. But can you trust your model? Will it work in deployment? What else can it tell you about the world? We want models to be not only good, but interpretable. And yet the task of interpretation appears underspecified. Papers provide diverse and s…

2016-06-10abs ↗pdf ↗

New framework learns interpretable rule ensembles without sacrificing accuracy.

problem Trade-off between accuracy and interpretability in rule ensembles.
method Introduces local interpretability and a regularizer to promote it, using coordinate descent with local search.
result Learns rule ensembles with fewer rules to explain individual predictions, maintaining comparable accuracy.

Study finds machine learning interpretations are often unstable and unreliable.

problem Reliability of machine learning interpretations in high-stakes domains.
method Stability study on global interpretations using tabular data.
result Popular interpretation methods are frequently unstable, less stable than predictions, and not associated with prediction accuracy.

Meta-learning approach to learn interpretable models from human feedback.

problem Tackling the challenge of making machine learning models interpretable.
method A meta-learning approach where a model of non-trivial proxies of human interpretability is learned from human feedback, then incorporated into the ML training process to optimize for interpretability.
result The approach leads to formulas that are either significantly more or equally accurate while being more interpretable.