2026年4月托福机经套卷(第6套) - Read an Academic Passage Q5

Evolution of Chatbots The evolution of chatbots has revolutionized human-computer interaction. Early chatbots, like ELIZA, developed in the 1960s, followed simple scripts to mimic conversation. However, these early models often failed to understand context, making interactions feel artificial. Recent advancements in natural language processing (NLP) have significantly improved chatbot capabilities. NLP allows chatbots to interpret and generate human-like responses by understanding context and nuances. This development has enabled chatbots to handle complex queries, provide customer support, and even engage in small talk. The latest iterations employ generative artificial intelligence (AI) embedded in chatbot systems that train on massive amounts of language data. Their ability to generate coherent and contextually accurate responses has set a new standard for chatbots. Despite these advancements, ensuring that chatbots do not generate harmful or biased content remains a significant concern. According to researchers, the vast amount of data used to train these models can sometimes reflect societal biases, leading to unintended output in chatbot interactions. Moreover, integrating emotional intelligence into chatbots is an ongoing challenge. Emotional intelligence enables chatbots to recognize and respond appropriately to users' emotions, enhancing the user experience. Researchers are exploring various methods, such as sentiment analysis, to address this issue.