単一の子供の目と耳を通して語学習得
Wai Keen Vong1, Wentao Wang1, A Emin Orhan1
1Center for Data Science, New York University, New York, NY, USA.
Science (New York, N.Y.)
|February 1, 2024
まとめ
子供は一般的なニューラルネットワークを使って 感覚の入力から単語の意味を学びます この研究は,関連学習と共同表現が幼児の早期の言葉の習得と一般化をどのように可能にするかを示しています.
科学分野:
- 認知科学
- 発達心理学
- コンピュータ言語学
背景:
- 赤ちゃんは6~9ヶ月から 視覚的参照と関連付けることで 発話された言葉を学習します
- この学習が一般的なメカニズムと特定の誘導的バイアスに依存する程度は議論されています.
研究 の 目的:
- 一般的な学習メカニズムを用いて,感覚の入力からどの程度の単語意味の接地が学べるか調べる.
- 幼児期における言葉参照マッピングの習得をモデル化すること.
主な方法:
- ニューラルネットワークを1人の子供 (6~25ヶ月) の頭部カメラの記録 (61時間) で訓練した.
- 機能ベースの表現とクロスモダルの関連を学ぶために,相関する視覚言語データストリームを使用しました.
主要な成果:
- このモデルは,子供の日常の経験から,多数の言葉参照マッピングを成功裏に取得しました.
- 新しい視覚的参照にゼロショットの一般化を示した.
- モデルの視覚的概念と言語的概念の体系が一致していることが示された.
結論:
- 接地された言葉の意味の重要な側面は,共同表現と関連学習を通じて学ぶことができます.
- 一般的な学習メカニズムは,初期の発達において基礎的な単語参照知識を取得するのに十分です.
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