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Federal
BSCW Unstructured Grids - VGRID software
National Aeronautics and Space Administration —
These grids were constructed using VGRID software from NASA Langley. The grids designed for node based (labeled 'nc') and cell-centered solvers are supplied. Grids... -
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
Project GitHub
National Aeronautics and Space Administration —
Release of CertWare was announced 23 Mar 2012 on: code.nasa.gov The announcement points to the Certware project on NASA’s GitHub repository at:... -
Federal
RTA & IFASD June-July 2011
National Aeronautics and Space Administration —
Information that was shared at the meetings held in Paris is located in this resource page Paper that was published in magazine is linked directly -
Federal
Qualitative Event-based Diagnosis with Possible Conflicts: Case Study on the Third International Diagnostic Competition
National Aeronautics and Space Administration —
We describe two model-based diagnosis algo- rithms entered into the Third International Diag- nostic Competition. We focus on the first diag- nostic problem of the... -
Federal
Effect of Electrostatic Discharge on Electrical Characteristics of Discrete Electronic Components
National Aeronautics and Space Administration —
This article reports on preliminary results of a study conducted to examine how temporary electrical overstress seed fault conditions in discrete power electronic... -
Federal
Towards Software Health Management with Bayesian Networks
National Aeronautics and Space Administration —
As software and software intensive systems are becoming increasingly ubiquitous, the impact of failures can be tremendous. In some industries such as aerospace,... -
Federal
Using Decision Trees to Detect and Isolate Leaks in the J-2X
National Aeronautics and Space Administration —
Full title: Using Decision Trees to Detect and Isolate Simulated Leaks in the J-2X Rocket Engine Mark Schwabacher, NASA Ames Research Center Robert Aguilar, Pratt... -
Federal
An Integrated Model-Based Diagnostic and Prognostic Framework
National Aeronautics and Space Administration —
Systems health monitoring is essential in guar- anteeing the safe, efficient, and correct opera- tion of complex engineered systems. Diagnosis, which consists of... -
Federal
Improving Computational Efficiency of Prediction in Model-based Prognostics Using the Unscented Transform
National Aeronautics and Space Administration —
Model-based prognostics captures system knowledge in the form of physics-based models of components, and how they fail, in order to obtain accurate predictions of end... -
Federal
Distributed Damage Estimation for Prognostics based on Structural Model Decomposition
National Aeronautics and Space Administration —
Model-based prognostics approaches capture system knowl- edge in the form of physics-based models of components that include how they fail. These methods consist of a... -
Federal
Detection and Prognostics on Low Dimensional Systems
National Aeronautics and Space Administration —
This paper describes the application of known and novel prognostic algorithms on systems that can be described by low dimensional, potentially nonlinear dynamics. The...