TY - RPRT TI - Directional Software Algorithms and Sensor Evaluations AU - O'Brien, Sean AU - Mitchell, Dean J. AU - Horne, Steven M. AU - Thoreson, Gregory G. PY - 2018 DO - 10.2172/1527301 UR - https://www.osti.gov/biblio/1527301 ID - 1527301 ER -