def METHOD_NAME(self, gt_labels):
    """Add ground truth as assigned results.  """
    self_inds = paddle.arange(1, len(gt_labels) + 1, dtype="int32")
    gt_inds_squeeze = paddle.squeeze(self.gt_inds, axis=0)
    self.gt_inds = paddle.concat([self_inds, gt_inds_squeeze])
    gt_label_ones = paddle.full((len(gt_labels), ), 1, dtype='float32')
    max_overlaps_squeeze = paddle.squeeze(self.max_overlaps, axis=0)
    self.max_overlaps = paddle.concat([gt_label_ones, max_overlaps_squeeze])
    if self.labels is not None:
        self.labels = paddle.concat([gt_labels, self.labels])