Politics 3 July 2013 Social Sentiment Analysis: David Ferrer v Juan Martin Del Potro. Brought to you by Wimbledon Insights Print HTML We hoped for some drama, but nothing prepared tennis fans for the thrills and spills of the match between the No.4 seed, David Ferrer, and the No.8 seed, Juan Martin Del Potro. Del Potro not only came back from what looked like a match-ending injury, but went on to win the match in a heroic performance. IBM’s social sentiment analytics track how players are being perceived on Twitter throughout the match, watching not just the number of their tweets but their content, using sophisticated tools to decide what percentage is positive or negative. Ferrer began the match with a positive sentiment score of 83%, with Del Potro trailing at 79%. Then disaster struck. Del Potro fell badly in the very first game, aggravating an existing knee injury. For a moment, it looked like the Argentinian would be unable to continue. “Can’t believe Del Potro has fallen in the first game. This was destined to be a five set thriller with him and Ferrer” tweeted @MattGriffen. Then Del Potro got up and continued the match. “Gotta feel for Del Potro. Brave man to carry on” posted @DanITFC. As Del Potro played on despite obvious pain, the tweets poured in, with over 1500 in a ten minute period. “Del Potro is a Legend, playing the match with an injured knee. Respect to him” said @MitchelJason95. “Unbelievable effort from Del Potro on Centre Court. I’d adore it if he managed to pull through” tweeted @haris_haseeb. In fact, as the first set continued, Del Potro looked like he could not merely carry on, but actually take the set. “Del Potro is unbelievable. The guy is basically on one leg and is bossing this match!” tweeted @NotFredRhodes. As Del Potro claimed the first set, over 1600 tweets poured in during ten minutes, with 1500 also mentioning Ferrer. “People ask why I like Del Potro so much. I think from today’s performance, we can see why” posted @scott_grimes12. The excitement continued in the second set, as Del Potro maintained his 79% social sentiment score, while Ferrer’s slipped slightly to 82%. “Dell Potro breaks! Serving for the second! He might actually do this!” tweeted @willdavenport1. “This is the best performance out of anyone in the men’s singles so far this Wimbledon. Brilliant from Del Potro” posted @aidan_duguid95. As Del Potro closed the second set 6-4, over 2000 tweets were posted in ten minutes. Ferrer fought hard to stay in the third set, taking it to a tie-breaker, but Del Potro finished the set on top to end the match 6-2, 6-4, 7-6. Twitter didn’t reach the same level of fever-pitch as in the first two sets, but the praise kept flooding in. “Okay, fair play, Del Potro. That was incredible” posted @plkunnussijaa. “Del Potro through to the semis. Straight sets win against Ferrer, carrying an injury early on. Wonderful to watch” added @Rketts21. Del Potro goes on to play Novak Djokovic in the semi-finals on Friday. For a detailed match report visit www.wimbledon.com. Stuart Andrews › Why McCluskey's statement of support is bad for Miliband Subscribe More Related articles The triumph of Misbah-ul-Haq, the quiet grafter The joy of only winning once: why England should be proud of 1966 At the Olympics, one question will hang over the female athletes: are you a real woman, whatever that is?