Attributes {
    day_pixel_count {
    }
    night_pixel_count {
    }
    day_sum_eastward_gradient {
    }
    night_sum_eastward_gradient {
    }
    day_sum_northward_gradient {
    }
    night_sum_northward_gradient {
    }
    day_sum_magnitude_gradient {
    }
    night_sum_magnitude_gradient {
    }
    day_sum_eastward_gradient_squared {
    }
    night_sum_eastward_gradient_squared {
    }
    day_sum_northward_gradient_squared {
    }
    night_sum_northward_gradient_squared {
    }
    day_sum_magnitude_gradient_squared {
    }
    night_sum_magnitude_gradient_squared {
    }
}