A person poses with a cell phone in front of a computer screen to check Barack Obama's tweet on November 7, 2012 in Paris after his re-election as US president. Barack Obama brought his sophisticated social media campaign to an emotional climax, proclaiming his victory on Twitter and Facebook just as TV networks were breaking the news. The post was his most re-tweeted -- 472,000 shares in three hours -- according to Twitter's politics account @gov. It was also the most popular ever, topping a message from singer Justin Bieber, website BuzzFeed said.  AFP PHOTO / LIONEL BONAVENTURE        (Photo credit should read LIONEL BONAVENTURE/AFP/Getty Images)

A person poses with a cell phone in front of a computer screen to check Barack Obama’s tweet on November 7, 2012 (Photo: LIONEL BONAVENTURE/AFP/Getty Images)

WASHINGTON (AP) — Republicans are entering a new tech race to address the glaring technology advantage President Barack Obama enjoyed over GOP nominee Mitt Romney.

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A new crop of Republican-backed outside groups is developing tools to improve communication with voters, predict their behavior and track Democratic opponents. GOP officials are turning to a younger generation of tech experts to play a bigger role in the 2014 midterm elections and beyond.

One new group has been quietly testing a system that would allow Republicans to share data on millions of voters _ their personal interests, group affiliations and even where they went to school. Democrats began sharing related technology years ago to personalize interaction with prospective supporters.

Other groups are working to improve the GOP’s opposition research and digital performance.

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