JUDGMENT OF VEHICLE SPEEDS AND TRAFFIC PATTERNS: PHASE IV

DRIVERS' SPEED ESTIMATIONS TAKEN IN A DRIVING SIMULATION LABORATORY INDICATED LARGE UNDER- ACCELERATIONS (OVERESTIMATIONS) FROM ENGINE SPEED ALONE AND NO CORRELATION BETWEEN THESE AND OTHER ESTIMATIONS; MEDIUM ACCURACY AND CORRELATION WITH OTHER ESTIMATIONS FROM VISUAL CUES ALONE; A HIGH LEVEL OF ACCURACY IN INSTRUCTED SPECIFIC SPEEDS AND 'FREE' DRIVING ESTIMATIONS WHEN DRIVING NORMALLY; A POSITIVE CORRELATION BETWEEN SPECIFIC AND 'FREE' SPEED ESTIMATIONS; AND LITTLE ACCURACY OF CORRELATION FOR PROPORTIONAL ESTIMATIONS. /AUTHOR/

• Corporate Authors:

  University of California, Los Angeles

  Institute of Transportation Studies
  3250 Public Affairs Building
  Los Angeles, CA  United States  90095-1656
• Authors:
  • Case, H W
  • HULBERT, S F
  • Beers, J
• Publication Date: 1971-6

Media Info

• Pagination: 36 p.

Subject/Index Terms

• TRT Terms: Driving simulators; Estimates; Speed; Vehicles
• Subject Areas: Highways; Safety and Human Factors; Vehicles and Equipment;

Filing Info

• Accession Number: 00224115
• Record Type: Publication
• Source Agency: National Technical Information Service
• Report/Paper Numbers: Int Rept
• Files: TRIS
• Created Date: Jul 17 2002 12:00AM