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SAE J 2944 : 2015

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

OPERATIONAL DEFINITIONS OF DRIVING PERFORMANCE MEASURES AND STATISTICS
Available format(s)

Hardcopy , PDF

Superseded date

02-14-2023

Language(s)

English

Published date

06-30-2015

1. SCOPE
2. REFERENCES
3. CITING J2944 DEFINITIONS
4. INTRODUCTION
5. GENERAL MEASUREMENT AND REPORTING GUIDANCE
    AND REQUIREMENTS
6. GENERAL DEFINITIONS
7. LONGITUDINAL CONTROL: OPERATIONAL DEFINITIONS
    FOR DRIVER'S PEDAL RESPONSES
8. LONGITUDINAL CONTROL: OPERATIONAL DEFINITIONS
    OF VEHICLE-BASED MEASURES
9. LATERAL CONTROL: OPERATIONAL DEFINITIONS FOR
    DRIVER STEERING RESPONSES TO EVENTS
10. LATERAL CONTROL: OPERATIONAL DEFINITIONS OF
    VEHICLE-BASED MEASUREMENTS
11. NOTES
APPENDIX A - CALCULATION OF TIME TO COLLISION (TTC)
APPENDIX B - CALCULATION OF MINIMUM TIME TO
             COLLISION (TTC[MIN])
APPENDIX C - CALCULATION OF MINIMUM ADJUSTED TIME
             TO COLLISION
APPENDIX D - CALCULATION OF TIME EXPOSED TIME TO
             COLLISION (TETTC OR TET)
APPENDIX E - CALCULATION OF TIME INTEGRATED
             TIME-TO-COLLISION (TITTC OR TIT)
APPENDIX F - CALCULATION OF STEERING WHEEL REVERSALS
APPENDIX G - CALCULATION OF STEERING ENTROPY
APPENDIX H - CALCULATION OF TIME TO LINE CROSSING,
             TRIGONOMETRIC METHOD
APPENDIX I - CALCULATION OF MINIMUM TIME TO LINE
             CROSSING - APPROXIMATE METHOD FOR FIELD DATA

This Recommended Practice, Operational Definitions of Driving Performance Measures and Statistics, provides functional definitions of and guidance for performance measures and statistics concerned with driving on roadways.

DocumentType
Standard
Pages
171
PublisherName
SAE International
Status
Superseded
SupersededBy

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ANSI D16.1 : 7ED 2007 MANUAL ON CLASSIFICATION OF MOTOR VEHICLE TRAFFIC ACCIDENTS
SAE J 2400 : 2003 Human Factors in Forward Collision Warning Systems: Operating Characteristics and User Interface Requirements<br>
ISO 15007-1:2014 Road vehicles Measurement of driver visual behaviour with respect to transport information and control systems Part 1: Definitions and parameters
SAE J 2808 : 2017 LANE DEPARTURE WARNING SYSTEMS: INFORMATION FOR THE HUMAN INTERFACE
ISO 17361:2017 Intelligent transport systems — Lane departure warning systems — Performance requirements and test procedures
SAE J 2802 : 2015 BLIND SPOT MONITORING SYSTEM (BSMS): OPERATING CHARACTERISTICS AND USER INTERFACE
ISO 2041:2009 Mechanical vibration, shock and condition monitoring Vocabulary
SAE J 1100 : 2009 MOTOR VEHICLE DIMENSIONS
SAE J 2396 : 2000 DEFINITIONS AND EXPERIMENTAL MEASURES RELATED TO THE SPECIFICATION OF DRIVER VISUAL BEHAVIOR USING VIDEO BASED TECHNIQUES
ISO 15622:2010 Intelligent transport systems Adaptive Cruise Control systems Performance requirements and test procedures
ISO 3888-2:2011 Passenger cars — Test track for a severe lane-change manoeuvre — Part 2: Obstacle avoidance
SAE J 1451 : 2007 A DICTIONARY OF TERMS FOR THE DYNAMICS AND HANDLING OF SINGLE TRACK VEHICLES (MOTORCYCLES, MOPEDS AND BICYCLES)
ISO 3888-1:1999 Passenger cars Test track for a severe lane-change manoeuvre Part 1: Double lane-change
SAE J 670 : 2008 VEHICLE DYNAMICS TERMINOLOGY
ISO/TS 15007-2:2014 Road vehicles Measurement of driver visual behaviour with respect to transport information and control systems Part 2: Equipment and procedures
ISO 8608:2016 Mechanical vibration Road surface profiles Reporting of measured data
SAE J 834 : 1994 PASSENGER CAR REAR VISION
ISO 3534-1:2006 Statistics — Vocabulary and symbols — Part 1: General statistical terms and terms used in probability

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