4/8/2020 · The first was to identify of regular pavement asphalt, the second was to identify cobblestone or dirt road, and third was the identification of bumps and raised markers on pavement surface. Data were collected in four different cities in Brazil from Samsung Galaxy A5 and Samsung S7 smartphones that were installed inside a Hyundai i30 vehicle using the flexible suction holder.

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14/7/2017 · Today, over 25,000,000 exist across the state, interspersed with raised reflective pavement markers. Some are placed over painted lines while others replace paint entirely. For a long time, these were placed by hand right next to active traffic, though safer automated solutions have also been developed (see video below).

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