Quantifying Uncertainty Towards Information-Centric Unmanned Navigation

Abstract

Highly imperfect, inconsistent information and incomplete a priori knowledge introduce uncertainty in sensor-centric unmanned navigation systems. Understanding and quantifying uncertainty yields a measure of useful information that plays a critical role in several robotic navigation tasks such as sensor fusion, mapping, localization, path planning, and control. In this paper, within a probabilistic framework, we demonstrate the utility of estimation- and information-theoretic concepts towards quantifying uncertainty using entropy and mutual information metrics in various contexts of unmanned navigation via experimental results.

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Document Details

Document Type
Technical Report
Publication Date
Sep 01, 2003
Accession Number
ADA520592

Entities

People

  • E. Messina
  • R. Madhavan

Organizations

  • National Institute of Standards and Technology

Tags

Communities of Interest

  • Autonomy
  • Sensors

DTIC Thesaurus Topics

  • Autonomous Navigation
  • Detectors
  • Equations
  • Global Positioning Systems
  • Ground Vehicles
  • Image Processing
  • Inertial Navigation
  • Inertial Navigation Systems
  • Intelligent Systems
  • Kalman Filters
  • Laser Radar
  • Military Aircraft
  • Navigation
  • Probability Distributions
  • Random Variables
  • Robots
  • Unmanned Vehicles

Fields of Study

  • Computer science

Readers

  • Adaptive Control and Estimation with Uncertainty in Dynamic Systems.
  • Systems Analysis and Design
  • Unmanned Aerial System (UAS) Autonomous Capabilities and Mission Reconnaissance.

Technology Areas

  • AI & ML
  • AI & ML - Autonomous Systems
  • AI & ML - Bayesian Inference
  • Autonomy
  • Autonomy - Human-Robot Interaction