Chatbots for Beginners: A Complete Guide to Build Chatbots - Machine Learning-Based Chatbots: Chatbot Greets

The video tutorial guides viewers through creating a chatbot's welcome input and response system. It starts by defining possible user greetings and corresponding responses. A function is then developed to randomly select a response based on user input. The tutorial concludes with a brief overview of future steps, including using TFIDF vectorizer and Wikipedia data for response generation.

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