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Chapel Hill Public Library Foot Traffic

Set is updated hourly. Data includes:

  • Hourly occupancy numbers of three spaces at Chapel Hill Public Library. Data is collected by people counter sensors and calculated to display occupancy of the building on an hourly basis. The three spaces:
    • Total Building (inside the entire Library building)
    • Children's Room
    • Lobby
  • Cumulative counts from four sensors, of "Ins" and "Outs" at four particular locations in the Library building, separated into two groups "Adult" and "Child". The four sensor locations:
    • Main Entrance (entrance to the building by the Traffic Circle)
    • Lower Entrance (entrance to the building on the Lower Level)
    • Children's Entrance (primary entrance to the interior Kids Room)
    • Security Gate (interior archway that separates the Lobby from the rest of the Library)

As of May 24, 2019: For the purposes of data analysis, a person with a minimum height of 4'9" is counted as an "Adult" and a person with a maximum height of 4'9" is counted as an "Child". This height was chosen based on the Centers for Disease Control and Prevention's Clinical Growth Rate charts - considering the median height for children age 11. Previous to May 24, 2019, the height distinction was 4'3".

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