Electronics & Software

Software

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Find the latest advancements in the software used in simulation software, CAD, CAM, CAE, and mathematical and scientific software. Access technical and application briefs from NASA and other major research labs.

Briefs: Software
Visualization of Terascale Datasets with Imposters

The interactive visualization of large astrophysical datasets is a formidable challenge. Cosmological simulations performed on current terascale facilities typically generate datasets up to 100 gigabytes in size. In order to understand the complex three-dimensional structure within these...

Briefs: Software
Transforming DAVE-ML Models to Executable C/C++

DMLtoC.xsl is an XSLT (Extensible Stylesheet Language Transformations) transform that converts a vehicle model described in DAVE-ML (an XML markup language) into a “C” language version of the same model. DAVE-ML is a markup language for describing aerodynamic vehicle models. A DAVE-ML...

Briefs: Software
Context-Based Configuration Management System

This invention provides a visual and textual system, including a set of intuitive icons representing different activities, for indicating status of and/or change in a document or documents and/or in project operations, using the icons to indicate the presence of different classes of changes that have...

Briefs: Software
Mesh: Lightweight Grid Middleware Using Existing Secure Shell Infrastructure

A software-based innovation called Mesh was developed that provides a single sign-on capability to the built-in public key authentication mechanism of Secure Shell (SSH) using system call interposition. Mesh is a secure, lightweight grid middleware. Each Mesh...

Briefs: Aerospace
Delay Tolerant Networking Contact Graph Routing MACHETE Model

This simulation environment of Contact Graph Routing that uses the QualNet network simulator leverages the previously developed space communication models. This software models the Contact Graph Routing (CGR) system proposed for future NASA missions and used in DINETl and DINET2...

Briefs: Software
JavaGenes Data Optimization

JavaGenes is a general-purpose software program that implements several different data optimization techniques. The program is intended for problems that have no gradient, comparing genetic algorithms with stochastic hill climbing and simulated annealing to generate optimal design solutions. JavaGenes can create many...

Briefs: Green Design & Manufacturing
A Large-Eddy Simulation Model of the Atmospheric Boundary Layer

The atmospheric boundary layer is the lowermost layer of the atmosphere and is host to a plethora of physical processes that significantly affect weather, climate, and air quality. In many applications, detailed information about the boundary layer is required at high temporal and...

Briefs: Test & Measurement
Advanced Rolling Mechanics Analysis (AROMA) 1.0

AROMA uses a boundary-element formulation to calculate normal and shear pressure distributions and sub-surface stresses for elastic bodies in contact. In addition to handling static normal and sheer loading, it also solves the contact problem for rolling elements such as bearings, traction drives,...

Briefs: Test & Measurement

The work described here is part of the U.S. Air Force-sponsored Operational Based Vision Assessment (OBVA) program that has been tasked with developing a high-fidelity flight...

INSIDER: Software

Large wind turbine blades disturb the wind, creating a wake behind them and reducing the energy harvest of any downwind turbines. A turbine sitting in the slipstream of another can...

INSIDER: Imaging

Nanyang Technological University’s (NTU) start-up Blacksmith Group launched a compact 3D printer that can also scan items into digitized models. Named the Blacksmith Genesis, this...

News: Software

A new software system developed at the University of Michigan uses video game technology to help solve one of the most daunting hurdles facing self-driving and automated cars: the high...

Briefs: Sensors/Data Acquisition
Multivariate Time Series Search Capability to Identify Complex Patterns in Large Datasets

There exist many datasets that can be viewed as multivariate time series, such as the daily high temperature at a locality, sensor recordings in diagnostic systems and scientific data, and music and video recordings. These time series reside in large...

Briefs: Data Acquisition
NGDCS Linux Application for Imaging-Spectrometer Data Acquisition and Display

A simple method of controlling recording and display of imaging spectrometer data in (airborne) flight was needed. Existing commercial packages were overly complicated, and sometimes difficult to operate in a bouncing plane. The software also was required to keep up...

Briefs: Sensors/Data Acquisition
Kepler Community Data Analysis Tools

A series of scripts stitch together existing open-source Python modules for the purpose of displaying, cleaning, and measuring photometric properties within public Kepler data. The intent of these tools is to provide convenience to the Kepler science community, and to increase cost efficiency for the project....

Briefs: Sensors/Data Acquisition

DARPA’s Mind’s Eye Program aims to develop a smart camera surveillance system that can autonomously monitor a scene and report back human-readable text descriptions of...

Briefs: Sensors/Data Acquisition
Signal Processing Software for Remote Vital Sign Monitoring

This software provides the processing for a non-contact system that remotely estimates the heart rate and respiration rate of individuals as they carry on daily activities, and also enables detection of heart and respiration rate through walls.

Briefs: Software
Visualization of fMRI Network Data

Functional connections within the brain can be revealed through functional magnetic resonance imaging (fMRI), which shows simultaneous activations of blood flow in the brain during response tests. However, fMRI specialists currently do not have a tool for visualizing the complex data that comes from fMRI scans....

Briefs: Imaging
Viewpoints Software for Visualization of Multivariate Data

Viewpoints software allows interactive visualization of multi-variate data using a variety of standard techniques. The software is built exclusively from high-performance, cross-platform, open-source, standards-compliant languages, libraries, and components. The techniques included...

Briefs: Robotics, Automation & Control
Rule-Based Analytic Asset Management for Space Exploration Systems (RAMSES)

Human space systems, such as the International Space Station (ISS) and future planned missions to the lunar surface and beyond, require the crew’s ability to locate and manage the physical resources that are required for use to achieve mission objectives. However, the...

Briefs: Information Technology
Post-Flight Analysis Statistical Heating (PFlASH)

This software tool automates the statistical analysis of heating indicators for a family of trajectories. It allows for quick and clear relative comparison of the trajectories by concisely and meaningfully reducing an arbitrarily large set of body point heating into single values that are used to...

Briefs: Test & Measurement
Magnetic Sensitivity of a Ka-Band Isolator Measured Using the GRAIL Testbed

The magnetic sensitivity of a Ka-band isolator’s output phase is measured at 7 × 10–4 deg/G level. This high degree of precision is enabled by the sensitive phase measuring capabilities of a testbed built to mimic NASA’s Gravity Recovery and Interior...

Briefs: Information Technology
Open-Source, Platform-Neutral BLAS Library

New hybrid computing systems consist of a multicore CPU (central processing unit) and one or more massively parallel accelerator devices, such as GPUs (graphics processing units). Effectively utilizing these systems involves using all of the available computational resources, which may be difficult to...

Briefs: Information Technology
JPL Unified Methodology Process (JUMP)

JPL Unified Methodology Process (JUMP) is an effort to establish a common frame of reference across OCIO (Office of Chief Information Officer) and EBIS (Enterprise Business Information Services Division). The iterative approach to project management is more powerful and efficient, enables better reviews,...

Briefs: Information Technology
Automated Evaluation Software (AES) Web Application

The Automated Evaluation Software Web application was created using Java Enterprise technologies, which provided capabilities for dynamic report generation and Microsoft output. The Tomcat Application server makes the application robust, fast, and reliable. HTML 4.0 was used to create the user...

Briefs: Information Technology
A RESTful Web Service Connector for Phoenix Analysis Server

Engineering design models are normally developed using specific modeling tools such as Excel, Matlab, Maple, and Mathematica. It is difficult to connect various models written in different modeling environments and produce results without extensive effort. Phoenix ModelCenter is a...

NASA Spinoff: Software
NASA Technology

NASA has sent more than a few robotic missions into space, but it never loses sight of its goal to enable human exploration of the cosmos. A core component of planning for...

Articles: Semiconductors & ICs

Over the last 25 years, some of the sophisticated technology developed for the HST has been successfully spun off and commercialized to improve life on Earth.

Briefs: Software
Artificial Immune System-Based Approach for Air Combat Maneuvering

A high level of autonomy is desired for future unmanned combat systems because lethality and survivability can be improved with much less communication bandwidth than would be necessary for preprogrammed or remotely operated systems. However, there are a number of technical...

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