A STATISTICAL ANALYSIS OF SPEED-DENSITY HYPOTHESES
A STATISTICAL ANALYSIS OF SPEED-DENSITY HYPOTHESES
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发表时间:
1965-06
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通讯作者:
J. Drake;J. Schofer;A. May
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作者:
J. Drake;J. Schofer;A. May
THE OBJECTIVE OF THIS STUDY WAS TO TEST AND EVALUATE SEVEN DIFFERENT SPEED-DENSITY MODELS: THE GREENSHIELD, GREENBERG, UNDERWOOD, EDIE, 2-REGIME LINEAR, 3-REGIME LINEAR, AND BELL CURVE MODELS. DATA WERE COLLECTED ON THE EISENHOWER EXPRESSWAY DURING NORMAL TRAFFIC AND WEATHER CONDITIONS. AFTER FAILING TO ACHIEVE ANY CONCLUSIVE RESULTS FROM THE STATISTICAL TESTS, THE AUTHORS RECOMMENDED THE RELATIONSHIP ADVANCED BY EDIE ON INTUITIVE GROUNDS. /FHWA/