Home

Real-Time Principal-Component Analysis

A recently written computer program implements dominant-element-based gradient descent and dynamic initial learning rate (DOGEDYN), which was described in “Method of Real-Time Principal-Component Analysis” (NPO-40034) NASA Tech Briefs, Vol. 29, No. 1 (January 2005), page 59.

Posted in: Information Sciences, Briefs, TSP

Read More >>

Fuzzy/Neural Software Estimates Costs of Rocket-Engine Tests

The Highly Accurate Cost Estimating Model (HACEM) is a software system for estimating the costs of testing rocket engines and components at Stennis Space Center.

Posted in: Information Sciences, Briefs

Read More >>

Adaptive Filtering Using Recurrent Neural Networks

Precise system models are not needed for state filtering.

Posted in: Information Sciences, Briefs

Read More >>

Applying Standard Interfaces to a Process-Control Language

 A method of applying open-operating-system standard interfaces to the NASA User Interface Language (UIL) has been devised.

Posted in: Information Sciences, Briefs

Read More >>

FastScript3D a Companion to Java 3D

FastScript3D is a computer program, written in the Java 3D™ programming language, that establishes an alternative language that helps users who lack expertise in Java 3D to use Java 3D for constructing three-dimensional (3D)-appearing graphics.

Posted in: Information Sciences, Briefs, TSP

Read More >>

Generating Mosaics of Astronomical Images

“Montage” is the name of a service of the National Virtual Observatory (NVO), and of software being developed to implement the service via the World Wide Web.

Posted in: Information Sciences, Briefs, TSP

Read More >>

Rover Sequencing and Visualization Program

The Rover Sequencing and Visualization Program (RSVP) is the software tool for use in the Mars Exploration Rover (MER) mission for planning rover operations and generating command sequences for accomplishing those operations.

Posted in: Information Sciences, Briefs, TSP

Read More >>