Optical Neural Networks

Edwin Cartlidge

Light-based computers inspired by the human brain could transform machine learning—if they can be scaled up.

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Recognizing faces in photos, monitoring credit-card transactions for fraud, recommending music based on personal taste and identifying tumors in medical images—artificial intelligence has made huge strides in recent years. These advances and many others have come about largely thanks to progress in neural-network computing and “deep learning.”

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