Roadway Sign Data Collection Video log image data collection QA/QC Database GIS spatial analysis and...
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Roadway Sign Data Collection Video log image data collection QA/QC Database GIS spatial analysis and presentation, and mapping GeoTranSolution (GTS) Automatic sign recognition Reports Image pattern recognition Geometrical optics computation Object Geo- referenci ng Successive image superposition and validation GIS data Integration (Aerial photos; video log images; geodatabase)
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Transcript of Roadway Sign Data Collection Video log image data collection QA/QC Database GIS spatial analysis and...
Roadway Sign Data Collection
Video log image data collection
QA/QCDatabaseGIS spatial analysis and presentation, and mapping
GeoTranSolution (GTS) Automatic sign recognition
Reports
Image pattern recognition
Geometrical optics computation
Object Geo-referencing
Successive image superposition and validation
GIS data Integration
(Aerial photos; video log images;
geodatabase)
Image Processing Algorithm
Color Segmentation
ROI Extraction
Sign Detection
Sign Recognition
Sign Extraction
Image containing speed limit Processed binary image after color segmentation
Final speed limit extraction
Automatic Sign Extraction
