You will be shown an excerpt from a computer science scientific research paper, followed by a question about the paper. Please answer the question. Do not include any text in your response other than the answer.

Context: Our model takes as input(i) the full document text, and(ii) an alias table with entity candidates for each of the possible spans.Our end-to-end approach allows to jointly predict the mentions, entity links and coreference relations between them.

Question: Why author explained their model as end-to-end?
They explained their model as end-to-end since the model can jointly predict the mentions, entity links and coreference relations between them.