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    • Multi-touch pinch gestures: performance and ergonomics 

      Hoggan, Eve; Nacenta, Miguel; Kristensson, Per Ola; Williamson, John; Oulasvirta, Antti; Lehtiö, Anu (ACM, 2013-10-06) - Conference item
      Multi-touch gestures are prevalent interaction techniques for many different types of devices and applications. One of the most common gestures is the pinch gesture, which involves the expansion or contraction of a finger ...