as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
system
identify two challenges associated with natural language processing.
user
1. natural language understanding, which involves interpreting unstructured language and building context.
2. natural language generation, which involves automatically generating relevant responses to user queries.
3. natural language disambiguation, which involves correctly identifying the intended meaning of a text within a given context.
4. handling out-of-vocabulary words, which can limit the accuracy of the model.
5. sentiment analysis, which involves identifying the sentiment expressed in a text.
6. speech recognition, which involves accurately recognizing spoken words and phrases.
assistant