A team is preparing a dataset to fine-tune a large language model for a customer service chatbot. The raw data, collected from public online forums, contains many instances of toxic language, messages shorter than five words, and conversations that are not in English. The primary goal is to improve the model's ability to provide helpful, safe, and coherent responses in English. Which of the following filtering rules would be the most effective first step to improve the quality of this specific dataset for the intended task?

Unintended Consequences of Data Filtering

Designing Filtering Rules for a Specialized AI