SEOUL -- Campaigning for the March 9 South Korean presidential election has kicked off. Opinion polls show that Yoon Suk Yeol of the conservative opposition People Power Party is narrowly leading Lee Jae-myung of the governing Democratic Party. What does big data, which predicted Donald Trump's victory in the 2016 U.S. presidential election, say about the race?
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Big data on South Korea race shows Lee piques more voter interest
Opposition candidate Yoon leads in polls but increasingly trails on social media
Lee Jae-myung of the ruling Democratic Party, left, trails Yoon Suk Yeol of the main opposition People Power Party in opinion polls, but big data suggests he is catching up. (Source photos by Reuters and Kyodo)
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