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Roadway Sign Data Collection

Roadway Sign Data Collection. Image pattern recognition. Geometrical optics computation. Object Geo-referencing. Successive image superposition and validation. Video log image data collection. GeoTranSolution (GTS) Automatic sign recognition.

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Roadway Sign Data Collection

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  1. Roadway Sign Data Collection Image pattern recognition Geometrical optics computation Object Geo-referencing Successive image superposition and validation Video log image data collection GeoTranSolution (GTS) Automatic sign recognition GIS data Integration (Aerial photos; video log images; geodatabase) Database GIS spatial analysis and presentation, and mapping QA/QC Reports

  2. Color Segmentation ROI Extraction Sign Detection Sign Recognition Image Processing Algorithm

  3. Sign Extraction Image containing speed limit Processed binary image after color segmentation Final speed limit extraction

  4. Automatic Sign Extraction

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