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Federal
HIRENASD Comparisons of FEM modal frequencies and modeshapes
National Aeronautics and Space Administration —
Below are frequency comparisons of different models with experiment Note Modeshapes aren't very descriptive for higher modes. There is coupling between them so this... -
Federal
Accelerated Aging with Electrical Overstress and Prognostics for Power MOSFETs
National Aeronautics and Space Administration —
Power electronics play an increasingly important role in energy applications as part of their power converter circuits. Understanding the behavior of these devices,... -
Federal
Towards Prognostics of Power MOSFETs: Accelerated Aging and Precursors of Failure
National Aeronautics and Space Administration —
This paper presents research results dealing with power MOSFETs (metal oxide semiconductor field effect tran- sistor) within the prognostics and health management of... -
Federal
Single reusable spacecraft
National Aeronautics and Space Administration —
Design of a my single person reusable spacecraft. It can carry one person and it has to be dropped from an aircraft at an altitude of 40,000 - 45,000 feet. Can be the... -
Federal
HIRENASD FEM Nov 2011
National Aeronautics and Space Administration —
Model with Tetrahedral elements includes wing, balance, exciter and modelcart Some files were too large and had to be split into parts. To combine the parts, use cat... -
Federal
HIRENASD Beam FEM
National Aeronautics and Space Administration —
This contains attempts to create BEAM FEM model. I have started a Blog to discuss this... please put your comments there and I will attempt to keep everything... -
Federal
Supercritical Airfoil Coordinates
National Aeronautics and Space Administration —
Rectangular Supercritical Wing (Ricketts) - design and measured locations are provided in an Excel file RSW_airfoil_coordinates_ricketts.xls . One sheet is with Non... -
Federal
HIRENASD NLR grid
National Aeronautics and Space Administration —
Structured multiblock grid of HIRENASD wing with medium grid density, about 10 mill grid points, 9.5 mill cells. Starting from coarse AIAA AEPW structured grid,... -
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
Learning curve for Apriori fix
National Aeronautics and Space Administration —
not available -
Federal
Sample Report
National Aeronautics and Space Administration —
Sample report in support of "Discovering Anomalous Aviation Safety Events Using Scalable Data Mining Algorithms" manuscript. -
Federal
Sparse Solutions for Single Class SVMs: A Bi-Criterion Approach
National Aeronautics and Space Administration —
In this paper we propose an innovative learning algorithm - a variation of One-class Support Vector Machines (SVMs) learning algorithm to produce sparser solutions...