What Is Deep Learning?

By Anders Bylund – Updated Sep 13, 2025 at 5:26 PM EST

Key Points

Deep learning enhances data pattern recognition, benefiting investment decisions.
Investors should track firms investing in deep learning across sectors.
Be aware of risks like data privacy and tech complexity in deep learning investments.

Deep learning may sound like a flight of fancy from a classic sci-fi novel, but it is actually a powerful problem-solving tool. With it, people can use computers to reach a richer understanding of complex situations and pinpoint areas that demand a thorough investigation. Let's unpack this helpful concept to give you a better understanding of why it matters to your investment portfolio.

Deep learning: The basic facts

Deep learning is an advanced branch of artificial intelligence (AI) and, more specifically, a type of machine learning. These systems rely on neural networks to find patterns in seemingly chaotic data.

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An AI metallic robot. — Image source: Getty Images.

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About the Author

Anders Bylund is a contributing Motley Fool media and technology analyst covering semiconductors, cloud computing, internet infrastructure, quantum computing, and streaming media. Previously, Anders was a systems administrator for Nielsen Technology and CSX, gaining hands-on experience with enterprise-class systems. He was also a freelance writer for Ars Technica, TIME, USA Today, CNN, WIRED, and AOL's Daily Finance. He holds a bachelor’s degree in English and a master’s degree in library and information sciences from Florida State University. He believes in coyotes and time as an abstract.

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Anders Bylund has positions in Alphabet and Walmart. The Motley Fool has positions in and recommends Alphabet, Target, and Walmart. The Motley Fool has a disclosure policy.