Download - Mare Nostrum VMS Long Distance Corridor
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Mare Nostrum VMS Long Mare Nostrum VMS Long Distance CorridorDistance Corridor
Antonio Lucas AlbaAntonio Lucas AlbaDGT ConsultantDGT Consultant
Road Safety and Traffic InstituteRoad Safety and Traffic InstituteUniversity of ValenciaUniversity of Valencia
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DGT + INTRAS = SIMVA ProjectDGT + INTRAS = SIMVA Project((SISIstemas de stemas de MMensajes ensajes VAVAriables)riables)
2001-2002 1200 VMS (now over 1600) 5 TCC (now 7) 4 official languages Goals:
1. Analyze VMS displays homogeneity
2. Build a VMS standard catalogue Method: 75% of TCC operators
interviewed
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Starring: Multipurpose-VMSStarring: Multipurpose-VMS
Normally one pictogram, sometimes two…
Normally 3 línes of text, Sometimes two, four…
Normally 12 characters, Sometimes 10, 16…
80%
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One problem: pictogramsOne problem: pictograms
When no pictogram available or pictogram When no pictogram available or pictogram not understoodnot understood: operators rely on text : operators rely on text and problems appear … and problems appear …
• Multicultural and international issues• Heterogeneity and cognitive overloading• Literacy levels• Legality• Etc.
VMS heterogeneity can be seen as a problem derived from VMS heterogeneity can be seen as a problem derived from pictogram inadequacy or lack of traffic signspictogram inadequacy or lack of traffic signs
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SolutionsSolutions
Innovation and/or pictogram re-designInnovation and/or pictogram re-design Determine principles for information organization: Determine principles for information organization:
specificity, consequence oriented pictogramsspecificity, consequence oriented pictograms
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Some resultsSome results
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International experienceInternational experience
European VMS Platform European VMS Platform (2001-2003)(2001-2003)
Mare Nostrum VMS Long Mare Nostrum VMS Long Distance Corridor (2003 -)Distance Corridor (2003 -) Specific interest on Specific interest on
Multipurpose-VMSMultipurpose-VMS Harmonization laboratoryHarmonization laboratory
UN “Small Group on VMS” UN “Small Group on VMS” (2003 - )(2003 - )
Cooperation with SOMS/IN-Cooperation with SOMS/IN-SAFETYSAFETY
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Some outcomesSome outcomes
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Judged comprehensibility: Judged comprehensibility: The samplesThe samples
Italian, French, Spanish (DGT, SCT) and Dutch sample characteristics
715
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Results (I): LengthResults (I): Length83.3%
52.8%
54.2%
38.6%
27.0%
35.2%
32.7%
32.3%
36.9%
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Results (II): DistanceResults (II): Distance
81.1%
29.5%
32.7%
28.8%
29.4%
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Results (III): Location between two placesResults (III): Location between two places
54.4%
57.3%
55.9%
52.6%
49,7%
53.8%
51.3%
Up: 54.6%
Down: 52.3%
56.6%
51.1%
52.6%
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Results (IV): Road kilometersResults (IV): Road kilometers
61.2%
54.1%
49.0%
46.2%
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The referents (V): Length + location between two placesThe referents (V): Length + location between two places
77.8%
30.9%
48.9%
50.2%
43.9%
38.9%
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Event length End of event
Event beginningQualitative location
Quantitative location
Combined formulations
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Comprehension: computer test via internetComprehension: computer test via internet
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Comprehension test: DesignComprehension test: Design
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First resultsFirst results
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Length and extensionLength and extensionShort and middle term alternativesShort and middle term alternatives
Incorporating a complete coding (alphanumeric language) in order to indicate Incorporating a complete coding (alphanumeric language) in order to indicate distance, length and combinationsdistance, length and combinations
Distance: Separate danger warning and informing about dangersDistance: Separate danger warning and informing about dangers
< 2 KM > 2 KM
8 KM
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61,2%
57,3%
29,4%
14/20
14/20
3rd step: laboratory testing