Hitachi Rail and Nvidia are developing AI-powered train tech that can 'read any possible problem,' says the railway company's group CEO

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For "CXO AI Playbook," Business Insider takes a look at mini case studies about AI adoption across industries, company sizes, and technology DNA. We've asked each of the featured companies to tell us about the problems they're trying to solve with AI, who's making these decisions internally, and their vision for using AI in the future.