meead saberi k
DESCRIPTION
Meead Saberi K. 1 st year M.S. Student in Civil Engineering Areas of Interest Traffic Flow Theory Intelligent Transportation Systems Possible Thesis Topics: Uncertainty Propagation in Traffic Flow Models or Bottleneck Identification using FOTO and ASDA Models. - PowerPoint PPT PresentationTRANSCRIPT
ITS Lab Members
1st year M.S. Student in Civil Engineering Areas of Interest
Traffic Flow Theory Intelligent Transportation Systems
Possible Thesis Topics: Uncertainty Propagation in Traffic Flow Models or Bottleneck Identification using FOTO and ASDA Models
1Meead Saberi K.
Meead Saberi K.
ITS Lab Members
• Dealing with two large databases of traffic data and weather data (PORTAL)
• Traffic and weather data fusion and quality
2Meead Saberi K.
Effects of Weather on Traffic Flow on Freeways
ITS Lab Members
• Effects of precipitation, visibility and wind speed on: speed and flow (average, standard deviation, and statistical significance)
• Probabilistic Approach: using cumulative distribution function
3Meead Saberi K.
Effects of Weather on Traffic Flow on Freeways
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Average Speed (mph)
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umul
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istri
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ITS Lab Members
4Meead Saberi K.
Segment Level Analysis of Travel Time Reliability
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Time of Day
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el T
ime
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Average Travel Time Standard Deviation of Travel Time
Breaking the overall I-5 NB freeway into shorter segments; this study shows how travel time reliability can vary across freeway segments using different reliability measures.
ITS Lab Members
5Meead Saberi K.
Segment Level Analysis of Travel Time Reliability
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11:15 13:30 15:4518:00 20:15 22:30
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S e g me n t
Buff
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i jijii SSSVarCVar
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),cov(2)()(
• Segment ranking based on travel time reliability
• Reliability of corridor vs. segments