Naturalistic Driving Study: Development of the Roadway Information Database (2014) / Chapter Skim
Currently Skimming:
Pages 36-43
The Chapter Skim interface presents what we've algorithmically identified as the most significant single chunk of text within every page in the chapter.
Select key terms on the right to highlight them within pages of the chapter.
From page 36... ...
36 C h a p t e r 6 To ensure the collection and delivery of good quality data to support the SHRP 2 goals and objectives, the research team developed a quality assurance plan for the new data provided by the mobile data collection project. The quality assurance plan outlined the processes to ensure optimum data quality from project setup through to final data delivery, including the accuracy requirements and the tolerances for what was deemed a nonconforming product.
|
From page 37... ...
37 Table 6.1. S04B Data Accuracy Requirements Data Element Minimum Accuracy Requirement (/)
|
From page 38... ...
38 Station (CORS) locations, which were used to ensure accuracy with the GPS data.
|
From page 39... ...
39 6.3 Linking Field Data to Mobile Data Before linking field and mobile data, the field GPS data were differentially corrected using Trimble GPS Pathfinder software. Automatic carrier and code processing corrections were made using the nearest available base provider (CORS site)
|
From page 40... ...
40 Figure 6.4. Control sites in Washington.
|
From page 41... ...
41 sites. The only difference was that the control sites compared each of the runs through the control site.
|
From page 42... ...
42 issues were identified during the pilot testing, and no further corrections were needed. The grade and cross-slope data set (location layer)
|
From page 43... ...
43 Figure 6.9. Radius calculation for quality assurance (Hans et al.
|
Key Terms
This material may be derived from roughly machine-read images, and so is provided only to facilitate research.
More
information on Chapter Skim is available.