Stories
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Briefs: Software
Surface plasmons are coherent electron oscillations that exist at the interface between any two materials where the real part of the dielectric function changes sign across the interface. Surface Plasmon Resonance...
Briefs: Software
The controlled transfer of heat from a component to its surroundings is critical for the operation of many industrial processes. For example, cooling of electronics components is needed to maintain safe operation and...
Briefs: Medical
Developing Physiologic Models for Emergency Medical Procedures Under Microgravity
Several technological enhancements have been made to METI’s commercial Emergency Care Simulator (ECS) with regard to how microgravity affects human physiology. The ECS uses both a software only lung simulation, and an integrated mannequin lung that uses a physical...
Briefs: Software
If carmakers could reduce the number, size, and weight of the components in there, better fuel economy would result. A case in point is the design and...
News: Software
Researchers from the School of Electronics and Computer Science (ECS) at the University of Southampton have devised a novel method for forming virtual power plants...
Briefs: Software
AIRS Maps From Space Processing Software
This software package processes Atmospheric Infrared Sounder (AIRS) Level 2 swath standard product geophysical parameters, and generates global, colorized, annotated maps. It automatically generates daily and multi-day averaged colorized and annotated maps of various AIRS Level 2 swath geophysical...
Briefs: Software
TraceContract
TraceContract is an API (Application Programming Interface) for trace analysis. A trace is a sequence of events, and can, for example, be generated by a running program, instrumented appropriately to generate events. An event can be any data object. An example of a trace is a log file containing events that a programmer has found...
Briefs: Data Acquisition
LogScope
LogScope is a software package for analyzing log files. The intended use is for offline post-processing of such logs, after the execution of the system under test. LogScope can, however, in principle, also be used to monitor systems online during their execution. Logs are checked against requirements formulated as monitors expressed in a...
Briefs: Photonics/Optics
Aerosol and Surface Parameter Retrievals for a Multi-Angle, Multiband Spectrometer
This software retrieves the surface and atmosphere parameters of multi-angle, multiband spectra. The synthetic spectra are generated by applying the modified Rahman-Pinty-Verstraete Bidirectional Reflectance Distribution Function (BRDF) model, and a single-scattering...
Briefs: Unmanned Systems
POSTMAN: Point of Sail Tacking for Maritime Autonomous Navigation
Waves apply significant forces to small boats, in particular when such vessels are moving at a high speed in severe sea conditions. In addition, small high-speed boats run the risk of diving with the bow into the next wave crest during operations in the wavelengths and wave speeds...
News: Sensors/Data Acquisition
Improved Method for Detecting and Measuring Bridge Damage
Kansas State University researchers Hayder Rasheed, associate professor of civil engineering, and Yacoub Najjar, professor of civil engineering, are collaborating to better detect and measure damage in concrete bridges. The researchers have created a bridge health index - a rating system...
News: Software
Algorithm Simulates Particle Collisions on Quantum Computers
Quantum computers are still years away, but a trio of theorists has already figured out at least one talent they may have. According to the theorists, including one from the National Institute of Standards and Technology (NIST), physicists might one day use quantum computers to study the...
Briefs: Software
ALSSAT Version 6.0
Advanced Life Support Sizing Analysis Tool (ALSSAT) at the time of this reporting has been updated to version 6.0. A previous version was described in “Tool for Sizing Analysis of the Advanced Life Support System” (MSC- 23506), NASA Tech Briefs, Vol. 29, No. 12 (December 2005), page 43. To recapitulate: ALSSAT is a computer...
Briefs: Software
Trajectory Software With Upper Atmosphere Model
The Trajectory Software Applications 6.0 for the Dec Alpha platform has an implementation of the Jacchia-Lineberry Upper Atmosphere Density Model used in the Mission Control Center for International Space Station support. Previous trajectory software required an upper atmosphere to support atmosphere...
Briefs: Software
CoNNeCT Baseband Processor Module Boot Code SoftWare (BCSW)
This software provides essential startup and initialization routines for the CoNNeCT baseband processor module (BPM) hardware upon power-up. A command and data handling (C&DH) interface is provided via 1553 and diagnostic serial interfaces to invoke operational, reconfiguration, and...
Briefs: Software
Orbit Software Suite
Orbit Software Suite is used to support a variety of NASA/DM (Dependable Multiprocessor) mission planning and analysis activities on the IPS (Intrusion Prevention System) platform. The suite of Orbit software tools (Orbit Design and Orbit Dynamics) resides on IPS/Linux workstations, and is used to perform mission design and...
Briefs: Software
Motion-Capture-Enabled Software for Gestural Control of 3D Models
Current state-of-the-art systems use general-purpose input devices such as a keyboard, mouse, or joystick that map to tasks in unintuitive ways. This software enables a person to control intuitively the position, size, and orientation of synthetic objects in a 3D virtual environment....
Application Briefs: Software
Rendering Software Helps NASA’s Conceptual Image Lab Bring Science to the Public
NASA’s Conceptual Image Lab (CIL) at Goddard Space Flight Center in Greenbelt, MD, solves problems for scientists and astronomers who are tasked with bringing hard science to the public. Breaking down complicated concepts into a stream of easily digestible visuals...
Application Briefs: Software
NASA’s Jet Propulsion Laboratory (JPL) in Pasadena, CA, has implemented Maple, MapleSim, and MapleNet modeling and simulation software from Maplesoft in its various...
Briefs: Software
Geometric Reasoning for Automated Planning
An important aspect of mission planning for NASA’s operation of the International Space Station is the allocation and management of space for supplies and equipment. The Stowage, Configuration Analysis, and Operations Planning teams collaborate to perform the bulk of that planning. A Geometric Reasoning...
Briefs: Physical Sciences
Water Detection Based on Color Variation
This software has been designed to detect water bodies that are out in the open on cross-country terrain at close range (out to 30 meters), using imagery acquired from a stereo pair of color cameras mounted on a terrestrial, unmanned ground vehicle (UGV). This detector exploits the fact that the color...
Briefs: Information Technology
Trick Simulation Environment 07
The Trick Simulation Environment is a generic simulation toolkit used for constructing and running simulations. This release includes a Monte Carlo analysis simulation framework and a data analysis package. It produces all auto documentation in XML. Also, the software is capable of inserting a malfunction at any...
Briefs: Physical Sciences
DspaceOgreTerrain 3D Terrain Visualization Tool
DspaceOgreTerrain is an extension to the DspaceOgre 3D visualization tool that supports real-time visualization of various terrain types, including digital elevation maps, planets, and meshes. DspaceOgreTerrain supports creating 3D representations of terrains and placing them in a scene graph. The 3D...
Briefs: Software
Fault Tolerance Middleware for a Multi-Core System
Fault Tolerance Middleware (FTM) provides a framework to run on a dedicated core of a multi-core system and handles detection of single-event upsets (SEUs), and the responses to those SEUs, occurring in an application running on multiple cores of the processor.This software was written expressly...
Briefs: Information Technology
Data::Downloader
Downloading and organizing large amounts of files is challenging, and often done using ad hoc methods. This software is capable of downloading and organizing files as an OpenSearch client. It can subscribe to RSS (Really Simple Syndication) feeds and Atom feeds containing arbitrary metadata, and maintains a local content...
Briefs: Information Technology
JPL Genesis and Rapid Intensification Processes (GRIP) Portal
Satellite observations can play a very important role in airborne field campaigns, since they provide a comprehensive description of the environment that is essential for the experiment design, flight planning, and post-experiment scientific data analysis. In the past, it has been...
Briefs: Software
ASCENT Program
The ASCENT program solves the three-dimensional motion and attendant structural loading on a flexible vehicle incorporating, optionally, an active analog thrust control system, aerodynamic effects, and staging of multiple bodies.
Briefs: Software
Probabilistic Fatigue Damage Program (FATIG)
FATIG computes fatigue damage/ fatigue life using the stress rms (root mean square) value, the total number of cycles, and S–N curve parameters. The damage is computed by the following methods: (a) traditional method using Miner’s rule with stress cycles determined from a Rayleigh distribution up to...
Briefs: Information Technology
Pressure Ratio to Thermal Environments
A pressure ratio to thermal environments (PRatTlE.pl) program is a Perl language code that estimates heating at requested body point locations by scaling the heating at a reference location times a pressure ratio factor. The pressure ratio factor is the ratio of the local pressure at the reference point and...
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