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Federal
Anomaly Detection for Complex Systems
National Aeronautics and Space Administration —
In performance maintenance in large, complex systems, sensor information from sub-components tends to be readily available, and can be used to make predictions about... -
Federal
Model-based Prognostics with Concurrent Damage Progression Processes
National Aeronautics and Space Administration —
Model-based prognostics approaches rely on physics-based models that describe the behavior of systems and their components. These models must account for the several... -
Federal
Real System Failures
National Aeronautics and Space Administration —
This resource area contains descriptions of actual electronic systems failure scenarios with an emphasis on the diversity of failure modes and effects that can befall... -
Federal
Sharepoint Link
National Aeronautics and Space Administration —
Link to Sharepoint website containing a repository of more detailed internal information for authorized users -
Federal
Distributed Anomaly Detection Using Satellite Data From Multiple Modalities
National Aeronautics and Space Administration —
There has been a tremendous increase in the volume of Earth Science data over the last decade from modern satellites, in-situ sensors and different climate models.... -
Federal
Battery Health Management System for Electric UAVs
National Aeronautics and Space Administration —
In summary, this paper lays out a novel battery health management technique for application onboard an electric UAV. This technique is also applicable to other... -
Federal
SAL and PVS Model of TTEthernet Synchronization Protocol
National Aeronautics and Space Administration —
Timed-Triggered Ethernet (or TTEthernet)is a communication infrastructure that enables the use of Ethernet in real-time, distributed systems. TTEthernet is compatible... -
Federal
Precursor Parameter Identification for Insulated Gate Bipolar Transistor (IGBT) Prognostics
National Aeronautics and Space Administration —
Precursor parameters have been identified to enable development of a prognostic approach for insulated gate bipolar transistors (IGBT). The IGBT were subjected to... -
Federal
MKAD (Open Sourced Code)
National Aeronautics and Space Administration —
The Multiple Kernel Anomaly Detection (MKAD) algorithm is designed for anomaly detection over a set of files. It combines multiple kernels into a single optimization... -
Federal
Towards Accelerated Aging Methodologies and Health Management of Power MOSFETs
National Aeronautics and Space Administration —
Understanding aging mechanisms of electronic components is of extreme importance in the aerospace domain where they are part of numerous critical subsystems including... -
Federal
Spectral Decomposition Algorithm (SDA)
National Aeronautics and Space Administration —
Spectral Decomposition Algorithm (SDA) is an unsupervised feature extraction technique similar to PCA that was developed to better distinguish spectral features in... -
Federal
2010_09_06 Lab
National Aeronautics and Space Administration —
Ballscrew jam fault datasets (diagnostic and prognostic) -
Federal
Data Mining in Systems Health Management
National Aeronautics and Space Administration —
This chapter presents theoretical and practical aspects associated to the implementation of a combined model-based/data-driven approach for failure prognostics based... -
Federal
Fatigue Damage Prognosis in FRP Composites by Combining Multi-Scale Degradation Fault Modes in an Uncertainty Bayesian Framework
National Aeronautics and Space Administration —
In this work, a framework for the estimation of the fatigue damage propagation in CFRP composites is proposed. Macro-scale phenomena such as stiffness and strength... -
Federal
Integrated Building Health Management
National Aeronautics and Space Administration —
Abstract: Building health management is an important part in running an efficient and cost-effective building. Many problems in a building’s system can go undetected... -
Federal
Entropy-based probabilistic fatigue damage prognosis and algorithmic performance comparison
National Aeronautics and Space Administration —
In this paper, a maximum entropy-based general framework for probabilistic fatigue damage prognosis is investigated. The proposed methodology is based on an... -
Federal
Anomaly Detection from ASRS Databases of Textual Reports
National Aeronautics and Space Administration —
Our primary goal is to automatically analyze textual reports from the Aviation Safety Reporting System (ASRS) database to detect/discover the anomaly categories...