In artificial intelligence, the term deep learning refers to a subset of machine learning that utilizes neural networks with multiple layers to analyze and interpret complex data patterns. Deep learning algorithms automatically learn from data, improving their performance as they process more examples. This technology has led to significant advancements in fields such as computer vision, natural language processing, and speech recognition. By enabling systems to learn hierarchically, deep learning models can achieve high accuracy on tasks that require understanding intricate relationships within data, driving innovation across numerous applications.