Learn about the methodology behind sourcing, analyzing, and converting our data into useful metrics. Our validations and those from independent third parties confirm the reliability of our location-based services (LBS)-data derived Metrics for transportation applications.
Network Origin-Destination Analysis Methodology and Validation White Paper
StreetLight Network Origin-Destination analysis white paper provides technical detail about the methodology and data sources used in the Network Origin-Destination analysis for the U.S.
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Network Performance Analysis Methodology and Validation White Paper
StreetLight Network Performance Analysis white paper provides technical detail about the methodology, algorithm development, validation, and data sources used in StreetLight’s Network Performance Analysis for the U.S.
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Travel Time Reliability Methodology and Validation
StreetLight Travel Time Reliability (TTR) white paper outlines the methodology used to derive the TTR metrics and the validation results obtained when comparing the Big Data metrics with ground-truth data.
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Greenhouse Gas Emissions Measurement Methodology and Validation
StreetLight Greenhouse Gas Emissions Measurement Methodology and Validation white paper outlines the methodology used to derive the GHG metrics and the validation results obtained when comparing the metrics to four federal and state sources of VMT and emissions data.
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Speed Methodology and Validation
StreetLight’s speed white paper outlines the methodology used to derive speed metrics and the validation results obtained when comparing Big Data speed metrics with permanent traffic detector data.
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Truck Volume Methodology and Validation
StreetLight’s Truck Volume is categorized based on vehicle weight classification, utilizes new machine learning algorithms, and meets industry accuracy benchmarks across vehicle categories and road types. Read the white paper for detailed methodology and validation behind the Metrics.
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Bicycle Volume Methodology and Validation
StreetLight’s Bicycle Volume white paper outlines the methodology used to derive the historical bicycle volume metrics and the validation results obtained when comparing the Big Data metrics to permanent sensors.
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Pedestrian Volume Methodology and Validation
See how StreetLight’s upgraded Pedestrian Volume estimates are validated to analyze pedestrian activity across time.
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StreetLight AADT 2022 U.S. Methodology and Validation
See how StreetLight’s rigorously validated AADT 2022 Metrics continue to improve year-over-year, outperforming industry-standard accuracy targets.
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All Vehicles Canada Volume Methodology and Validation White Paper
Our white paper shares technical details about new and improved methodology, algorithm, and validation devised to produce enhanced vehicle estimation for Canadian roadways.
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Intersection Turning Movement Counts 2021 Methodology and Validation
Dive into the validation study comparing StreetLight’s Turning Movement Counts Analysis Volume Metrics against conventional sensor turning movement counts.
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StreetLight AADT 2019 and 2020 Canada Methodology and Validation White Paper
StreetLight’s white paper documents improvements to AADT Canada methodology and Metrics, which enable organizations to quickly and easily access more reliable 2019 and 2020 traffic counts for virtually every road across Canada.
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StreetLight Speed Metrics Validation for Speed Distributions and Percentiles (2021)
See how StreetLight’s 85th percentile Speed Metric stacks up to published speed data from Washington and California agencies.
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Bus and Rail Metrics Methodology and Validation
Get the data sources, methodology, and validation behind StreetLight Data’s Bus and Rail Metrics, now included in our Multimode subscription.
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Larger and More Representative Sample Size
See how the Location-Based Services (LBS) data that drives the StreetLight InSight® platform has an equitable and representative sample size across the country.
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StreetLight SB 743 Metric Methodology and Validation
See the data sources, methodology, and validation processes StreetLight used to develop a set of VMT measurements to address California Senate Bill 743.
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StreetLight VMT Monitor Methodology and Validation White Paper
This white paper outlines our motivation, methodology, and some validation results for StreetLight Data’s daily Vehicle Miles Travelled (VMT) Monitor.
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Enriching Household Travel Surveys with Big Data Metrics
Travel surveys are best at capturing subjective, not objective, information. Learn how Big Data gathers fast and accurate measurements for transportation studies.
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