Câu 16: RAI: Risk and Artificial Intelligence

A financial institution is building a natural language processing (NLP) system to assess sentiment in earnings call transcripts. The model is transparent and produces stable results over time. However, it may struggle with changes in terminologies. Which of the following is most likely to be the NLP approach used?

1. A. A rule-based approach that is based on grammatical structure.
2. B. An unsupervised clustering approach which categories sentiments.
3. C. A machine-learning approach which automatically stabilizes results.
4. D. A dictionary-based approach that relies on predefined word lists. — đáp án hiện tại