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Federal
Aviation Safety 2009 IVHM Posters
National Aeronautics and Space Administration —
Posters form 2009 Aviation Safety Technical Conference -
Federal
Estimation of Faults in DC Electrical Power System
National Aeronautics and Space Administration —
This paper demonstrates a novel optimizationbased approach to estimating fault states in a DC power system. The model includes faults changing the circuit topology... -
Federal
DXC'10 Framework and Oracle
National Aeronautics and Space Administration —
The DXC Framework is a collection of programs and APIs for running and evaluating diagnostic algorithms (DAs) under identical experimental conditions. It is... -
Federal
Towards a Framework for Evaluating and Comparing Diagnosis Algorithms
National Aeronautics and Space Administration —
Diagnostic inference involves the detection of anomalous system behavior and the identification of its cause, possibly down to a failed unit or to a parameter of a... -
Federal
DXC'10 Results
National Aeronautics and Space Administration —
Results for the DXC'10 Industrial Track. -
Federal
Third International Diagnostic Competition
National Aeronautics and Space Administration —
We present the third implementation of a framework created jointly by NASA Ames Research Center, Palo Alto Research Center, and Delft University of Technology to com-... -
Federal
A Survey of Health Management User Objectives in Aerospace Systems Related to Diagnostic and Prognostic Metrics
National Aeronautics and Space Administration —
One of the most prominent technical challenges to effective deployment of health management systems is the vast difference in user objectives with respect to... -
Federal
First International Diagnosis Competition - DXC'09 Slides
National Aeronautics and Space Administration —
Slides presented at DXC'09 session of 20th International Workshop on Principles of Diagnosis -
Federal
DXC'10 Industrial Track Competition Data
National Aeronautics and Space Administration —
Competition data, including nominal and faulty scenarios, for Diagnostic Problems I and II of the Second International Diagnostic Competition. Three file formats are... -
Federal
Third International Diagnostic Competition - DXC'11 Slides
National Aeronautics and Space Administration —
Slides presented at DXC'11 session of 22nd International Workshop on Principles of Diagnosis -
Federal
DXC'10 Industrial Track Sample Data
National Aeronautics and Space Administration —
Sample data, including nominal and faulty scenarios, for Diagnostic Problems I and II of the Second International Diagnostic Competition. Three file formats are... -
Federal
First International Diagnosis Competition – DXC’09
National Aeronautics and Space Administration —
A framework to compare and evaluate diagnosis algorithms (DAs) has been created jointly by NASA Ames Research Center and PARC. In this paper, we present the first... -
Federal
Removing Spikes While Preserving Data and Noise using Wavelet Filter Banks
National Aeronautics and Space Administration —
Many diagnostic datasets suffer from the adverse effects of spikes that are embedded in data and noise. For example, this is true for electrical power system data... -
Federal
DXC'11 Framework and Oracle
National Aeronautics and Space Administration —
The DXC Framework is a collection of programs and APIs for running and evaluating diagnostic algorithms (DAs) under identical experimental conditions. It is... -
Federal
Application of Inductive Monitoring System to Plug Load Anomaly Detection
National Aeronautics and Space Administration —
NASA Ames Research Center’s Sustainability Base is a new 50,000 sq. ft. LEED Platinum office building. Plug loads are expected to account for a significant portion of... -
Federal
Developing Large-Scale Bayesian Networks by Composition
National Aeronautics and Space Administration —
In this paper, we investigate the use of Bayesian networks to construct large-scale diagnostic systems. In particular, we consider the development of large-scale... -
Federal
Diagnosing Faults in Electrical Power Systems of Spacecraft and Aircraft
National Aeronautics and Space Administration —
Electrical power systems play a critical role in spacecraft and aircraft, and they exhibit a rich variety of failure modes. This paper discusses electrical power...