Software

Access our comprehensive library of technical briefs on software, from engineering experts at NASA and major government, university, and commercial laboratories.

Briefs : Data Acquisition
Novel Techniques Trick Object Detection Systems
Novel Techniques Trick Object Detection Systems

New adversarial techniques developed by engineers at Southwest Research Institute can make objects “invisible” to image detection systems that use deep-learning algorithms. These techniques...

Novel Techniques Trick Object Detection Systems
Briefs : Sensors/Data Acquisition
Regional Hydrologic Extremes Assessment System (RHEAS) Software

Drought is Africa’s principal type of natural disaster and is at the core of serious threats to the livelihoods of millions of people and the natural resources on which they depend. The economies of many African countries are based on agricultural activities that are controlled...

Briefs : Sensors/Data Acquisition
Virtual Test Laboratory
Virtual Test Laboratory

The mechanical properties of sheet metal materials are directional. Their deformation behavior and their strength differ significantly depending on the viewing direction; for example, in the direction of rolling, or...

Virtual Test Laboratory
Briefs : Materials
Material Captures and Removes Toxic Atmospheric Gas
Material Captures and Removes Toxic Atmospheric Gas

A metal-organic framework (MOF) material was developed that exhibits a selective, fully reversible, and repeatable capability to remove nitrogen dioxide gas from the atmosphere in ambient...

Material Captures and Removes Toxic Atmospheric Gas
Briefs : Software
Wear-Resistant Platinum Gold Alloy
Wear-Resistant Platinum Gold Alloy

From cellphones to satellites, industry spends millions on traditional gold alloy electrical contact coatings. While gold and other metal alloys have been an industry standard to protect metal components...

Wear-Resistant Platinum Gold Alloy
Briefs : Sensors/Data Acquisition
Generative Design Enhances Autonomous Vehicle Development
Generative Design Enhances Autonomous Vehicle Development

The technological ramp to fully autonomous vehicles presents significant challenges for companies developing autonomous vehicle programs. Advanced sensor technology, high-speed and...

Generative Design Enhances Autonomous Vehicle Development
Briefs : Aerospace
Precision Low-Speed Motor Controller

Innovators at NASA Johnson Space Center have developed a method for controlling precise motion of a brushless DC (BLDC) motor using relatively inexpensive components. Precision motors are usually quite expensive and inefficient when operating at slow speeds. Current motors are only capable of operating at...

Briefs : Medical
Efficient Security for Cloud-Based Machine Learning
Efficient Security for Cloud-Based Machine Learning

Outsourcing machine learning is a rising trend in industry. Major tech firms have launched cloud platforms that conduct computation-heavy tasks, such as running data through a convolutional...

Efficient Security for Cloud-Based Machine Learning
Briefs : Aerospace
Self-Stabilizing, Distributed, Symmetric, Fault-Tolerant Synchronization

Distributed systems have become an integral part of safety-critical computing applications, necessitating system designs that incorporate complex fault-tolerant resource management functions to provide globally coordinated operations with ultra-reliability. As a result,...

Briefs : Propulsion
Real-Time, Fuel-Optimal, Powered Descent Guidance Using Interpolated Time-of-Flight and Propellant Mass

Soft landing using rockets requires a trajectory to be planned for the lander from rocket ignition — typically several kilometers in altitude and moving at up to 200 m/s — to the point near the surface with near-zero velocity. The exact...

Briefs : Propulsion
Small-Body Dynamics Toolkit Version 5.0

The Small-Body Dynamics Toolkit (SBDT) v5.0 is a collection of primitive-body-specific trajectory design and analysis tools written in MATLAB®. The SBDT gives the user the capabilities to propagate, analyze, and visualize spacecraft trajectories and the dynamical environment near realistic asteroid,...

Briefs : Propulsion
Effects of Reynolds and Mach Numbers in Large Eddy Simulation of Supersonic Round Jets

Rockets/landers arrive on the Moon with supersonic speed and impact lunar regolith. There is no reliable software to computationally simulate in an effective way the supersonic plumes escaping from these rockets/devices. A Large Eddy Simulation (LES) model and...

Briefs : Imaging
Optimal Computational Vision Pipeline (OCVP)

Optimal Computational Vision Pipeline (OCVP) software uses a novel algorithm that allows overlapping point clouds obtained from sensors with displaced position and orientation to be fused together in a common coordinate system with a rigorously linear solution for position and orientation parameters;...

Briefs : Software
Sublimable Propellant Source for Iodine-Fed Ion Propulsion System

NASA Marshall has developed a system for generating iodine vapor from solid iodine for use as a propellant in a Hall or ion thruster propulsion system. Xenon has generally been the preferred propellant for these spacecraft ion propulsion systems but more recently, iodine-based...

Briefs : Transportation
Airborne Machine Learning Estimates for Local Winds and Kinematics
Airborne Machine Learning Estimates for Local Winds and Kinematics

Future Unmanned Aerial Systems (UAS) and air taxis will require advanced onboard autonomy to operate safely within complex and dynamic urban environments. Urban landscapes...

Airborne Machine Learning Estimates for Local Winds and Kinematics
Briefs : Motion Control
Speedy Motor Modeling
Speedy Motor Modeling

Oak Ridge National Laboratory scientists have created open source software that scales up analysis of motor designs to run on the fastest computers available.

Speedy Motor Modeling
Briefs : Sensors/Data Acquisition
CHEBY Toolkit for Processing and Editing Chebyshev Files

This software fits trajectory ephemerides and thrust profiles with a Chebyshev polynomial representation, and stores this fit in data files suitable for upload to a spacecraft. In addition, a number of utility modules are provided to assist with inspection and diagnosis of issues with data...

Briefs : Software
Interactive Software Simplifies Complex Mold Design
Interactive Software Simplifies Complex Mold Design

Molding is a popular method for the mass production of objects. Essentially, two (or more) mold pieces are fit together, leaving the shape of the desired object as a hole. During...

Interactive Software Simplifies Complex Mold Design
Briefs : Electronics & Computers
Biometric-Based User Authentication

Rapid adoption of mobile platforms such as smartphones and tablet computers has increased the range of applications and data on mobile devices. The use of these devices to communicate sensitive or confidential data requires, among other things, strong front-end user authentication procedures and/or protocols...

Briefs : Aerospace
Rocket Nozzle Side-Load Analysis Software
Rocket Nozzle Side-Load Analysis Software

Lateral nozzle forces are known to cause severe structural damage during testing of any new rocket engine configuration under development. While three-dimensional computational fluid dynamics (CFD)...

Rocket Nozzle Side-Load Analysis Software
Briefs : Software
Selecting a Software Programming Platform
Selecting a Software Programming Platform

Software development and testing comprises about half of the control system design and integration effort, so a programming platform that can ease and speed the process is vital. Such PC-based...

Selecting a Software Programming Platform
Briefs : Mechanical & Fluid Systems
Foot Pedal Controller
Foot Pedal Controller

A novel foot-pedal-operated system and device were developed to control translational and rotational movement of an object in three-dimensional (3D) space. The Foot Pedal Controller system enables operators to control...

Foot Pedal Controller
Briefs : Internet of Things
Gateway Integrates Wireless Sensors with Existing Aircraft Systems
Gateway Integrates Wireless Sensors with Existing Aircraft Systems

In traditional hardwired avionics systems, sensor integration requires installation of literally tons of physical cable that significantly increases vehicle weight and the...

Gateway Integrates Wireless Sensors with Existing Aircraft Systems
Briefs : Aerospace
Automated Conflict Resolution for Air Traffic Control (AAC) Versions 1 and 2

A conflict resolution algorithm that can provide automated separation assurance for the next-generation air traffic control system has been developed. The algorithm generates resolution trajectories that can be sent to the aircraft from a ground-based system via a data...

Briefs : Test & Measurement
Exhaust Plume Analyzer

Exhaust plumes emanating from smoke stacks at power plants or other industrial facilities can have adverse impacts on local aviation during periods of calm winds. Adverse impacts can be exacerbated if the temperature is low or the atmosphere is unstable. While low oxygen concentrations and elevated temperatures inside the...

Briefs : Imaging
Super-Resolution Image Reconstruction (SRIR)
Super-Resolution Image Reconstruction (SRIR)

Many low-cost sensors (or cameras) may spatially or electronically under-sample an image. Similarly, cameras taking pictures from great distances, such as aerial photos, may not obtain detailed...

Super-Resolution Image Reconstruction (SRIR)
Briefs : Robotics, Automation & Control
Method Trains Robots to Collaborate Through Demonstration
Method Trains Robots to Collaborate Through Demonstration

Robots that are adapted to respond to physical human-robot interaction (pHRI) traditionally treat such interactions as disturbances, and resume their original behaviors when the...

Method Trains Robots to Collaborate Through Demonstration
Briefs : Software
Evaluating Effects of Exhaust Heat Recovery Systems on Fuel Economy and Emissions
Evaluating Effects of Exhaust Heat Recovery Systems on Fuel Economy and Emissions

The exhaust heat recovery system (EHRS) in an automobile captures the thermal energy from exhaust and transfers it to the engine coolant. As the car warms up,...

Evaluating Effects of Exhaust Heat Recovery Systems on Fuel Economy and Emissions
Briefs : Data Acquisition
Algorithm Enables Drones to Work in a Coordinated Approach

An algorithm was developed that enables a team of unmanned aerial vehicles (UAVs) to communicate and work toward a common goal. The tool could be used to improve security or capture images simultaneously over a large area.

Briefs : Aerospace
Wing Shape Design Reduces Vortex and Wake
Wing Shape Design Reduces Vortex and Wake

It's common to see line-shaped clouds in the sky, known as contrails, trailing behind the engines of a jet airplane. What's not always visible is a vortex coming off of the tip of each wing — like...

Wing Shape Design Reduces Vortex and Wake
Question of the Week
Would You Cook with ‘Julia?’