An anonymous reader writes "Even humans sometimes fail to recognize sarcasm and irony; can machines do better? An algorithm that identifies sarcastic tweets (PDF) on Twitter and sarcastic sentences in product reviews on Amazon will be presented next week in the International Conference for Weblogs and Social Media in Washington, DC, and in the Computational Natural Language Learning in Sweden in July. A team from the Hebrew University, Israel, has developed an algorithm that identifies sarcastic sentences by using a machine learning technique in which a small number of sarcastic sentences act as seeds for the software to learn and generalize upon. The algorithm can then identify sarcastic sentences that are nothing like the examples. The variety of recognized sarcastic sentences is impressive, though the results are not perfect. But again, we don't do it so well ourselves, do we?"
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