english: They put a smartphone next to a keyboard, and they had people type, and then their goal was to use the vibrations that were created by typing to measure the change in the accelerometer reading to determine what the person had been typing.
non_english: Klavyenin yanına akıllı telefon koyup klavyede yazı yazdırdılar,  buradaki amaçları ise yazarken oluşan titreşimlerle ivmeölçer sensöründe oluşan değişimleri ölçerek yazılanları bulmak