def clean_borders(plate_image, epsilon):
	"""
	This function aims to clean the pixels close to the borders of the plate image.
	:param plate_image: plate image (gray scaled)
	:param epsilon: width of the cleaning zone around the borders (epsilon_h, epsilon_w)
	:return: cleaned plate image
	"""
	height = plate_image.shape[0]
	width = plate_image.shape[1]

	plate_image[0:epsilon[0], :] = 0
	plate_image[height - epsilon[0]:height, :] = 0
	plate_image[:, 0:epsilon[1]] = 0
	plate_image[:, width - epsilon[1]:width] = 0

	return plate_image