Câu 17: NCA-GENM: Generative AI Multimodal

Which of the following techniques can be used to enhance textual datasets through data augmentation to improve model accuracy?

1. A. Using character-level augmentation.
2. B. Using different word embeddings.
3. C. Applying techniques like word substitution, synonym replacement, and back-translation. — đáp án hiện tại
4. D. Using Transformer-based LLMs to manipulate, analyze, and generate text-based data.