def filter_region_coordinates(region_centroids_list):
    """
    Filter a list of region centroids to eliminate those that are unsuitable for further
    consideration (e.g., too small to be a detected tape hole).
    """
    def f(c):
        return c and (c.area >= 12) # and (c['area'] <= 150)
    return list(filter(f, region_centroids_list))