def METHOD_NAME(self, loc):
    """
        Generate Location Vectors
    """
    gxy = self.scale_xy*(loc[:, :2, :] - self.dboxes[:, :2, :])/self.dboxes[:, 2:, ]
    gwh = self.scale_wh*(loc[:, 2:, :]/self.dboxes[:, 2:, :]).log()
    return torch.cat((gxy, gwh), dim=1).contiguous()