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Calibrating Routes with FME – An FME UC 2017 Hackathon Challenge

FME Hackathon was one of the highlights of this year’s FME User Conference in Vancouver, BC.  Second on the Hackathon challenge list was “LRS Calibrator”; it was perhaps the most “boring” project at the time when all the buzz was about web APIs that enable social medial integration/automation and cloud […]

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FME for HPMS Reporting Challenges

Whether you are glad that the HPMS season will be ending soon, or stressed that the deadline is looming, or both, you owe it to yourself to check out FME-based tools for HPMS. Why not?  At its core, FME provides a comprehensive set of data ETL tools that extend beyond […]

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Go Beyond Overlay – Embrace the Join!

Relating LRS events/assets from different datasets by their common spatial or spatiotemporal existence is one of the LRS professional’s most desired capabilities.    Software vendors’ answers to this have been variations of the “event overlay” function, but this has several limitations – namely, few output options, lack of aggregation capabilities and […]

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Beyond the Straight Line Diagram

The one-dimensional nature of Straight Line Diagrams (SLD) makes them ideal for viewing the relationship of many LRS features along a common dimension, the route measure.  However, even with the additional forms introduced in a previous Gistic blog post, Reinventing the SLD, SLDs are ill-fitted for in-depth exploration of individual […]

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Reinventing the Straight Line Diagram

Straight Line Diagrams (SLDs), also known as Route Logs or Strip Maps, are an effective way to visualize different features and characteristics that co-exist along the same stretch of roadway.  The traditional form of SLD is single-attribute and single-track; it depicts one attribute per layer in a single horizontal graphic. […]

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LRS QC (Quality Control): What Are We Looking For?

Having authoritative LRS data sources is high on the agenda of any transportation agency. But let’s face it, most data administrators admit that the quality of their LRS data is less than desirable.  Few have the means to measure information quality, let alone improve quality and  prevent quality issues from […]

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Supporting Local Roads LRS with Route Reference Table

The ARNOLD requirements pose many challenges, one of which is how to identify or reference local roads where mileposts do not exist, or for which driven mileage is not recorded.  As a result, the popular Milepoint or Reference Post LRMs are no longer applicable. Usher in the most flexible LRM […]

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