Physics-based Dynamic Sensor Simulation

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viXsen™ is a physics-based, dynamic, real-time sensor simulation product that allows users to model advanced infrared (IR), Electro-Optical (EO), and Night Vision Goggle (NVG) devices that are fully correlated with the "out-the-window" view resulting in exceptional image quality and extremely high frame rate performance.

viXsen distinguishes itself from other sensor products in its unique ability to perform advanced heat transfer algorithms and apply a full physics-based treatment to the entire scene in real-time on a per-pixel basis.

A Mantis Plug-in
Quantum3D has developed viXsen as a sensor plug-in to their advanced software image generator product, Mantis. The combination of viXsen and Mantis allows visualization of real-time correlated "out-the-window" and realistic sensor views for training environments.

As a Mantis plug-in viXsen has its own user interfaces on the MantisClient GUI. These interfaces allows the end user to select simulation parameters such as time-of-day, time-of-year, weather conditions, and specific sensor information such as sensor position and orientation, dynamic range, and field-of-view.

ViXsen is an advanced toolkit that consists of a pre-process material preparation tool (viXsenPrep), an optional pre-process material classification tool (ImageMapper), and the Mantis plug-in.

Real-time Per-Pixel Simulation
viXsen utilizes strictly per pixel calculations to provide a complete physics-based dynamics real-time sensor simulation. Per-pixel computations mean there are no approximations using the OpenGL lighting equation; thus generating accurate temperature, lighting and scattering effects. The result is an output image that emulates a true sensor display.

Physics-based Dynamic Sensors
viXsen supports a full physics treatment of the terrain, atmosphere, environment, weather effects and manmade cultural features and targets, i.e. the entire scene. It calculates scene radiance values based upon complex scene dynamics and specific sensor parameters including contributions from solar, lunar, stellar, earthshine, sky shine, and manmade light/heat sources.

Advanced Heat Transfer Algorithms
viXsen utilizes an extensive two-surface boundary condition thermal solution. there are five boundary conditions at each surface that allows for maximum control and modeling accuracy. viXsen employs both steady-state energy balance and full transient model modes of operation.

viXsen Features
  • Per-Pixel simulation
  • Dynamic Sensor Effects
  • Atmospheric Codes
  • Advanced Heat Transfer Algorithms
  • Material Mapped Targets Library
  • Time-of-day and time-of-year Representation
  • Correlated visual, IR, and NVG views
  • Full physics treatment of the atmosphere, environment, and weather effects
  • Full physics treatment of terrain, manmade cultural features, and targets
  • Multi-head Frame Synchronization
  • Terrain Database Support including TerraPage

 

Copyright 2003 - 2006 Quantum3D, Inc. All Rights Reserved.
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