Alexa is an intelligent personal assistant based on artificial intelligence (AI) technology. It uses a variety of AI technologies, including machine learning, to understand and respond to users' voice commands.
Through natural language processing (NLP) and machine learning algorithms, Alexa can continuously learn and adapt to user needs to provide more personalized and accurate services.
Although "machine learning" is one of the key technologies that enable Alexa's intelligent functions, it is more accurate to call it an application of artificial intelligence because it integrates multiple technologies and functions to simulate human interactions, understand complex human language, and perform tasks.