Fig 1.
Phase mode: left, in-phase mode; right, anti-phase mode. Number of fingers: top, two-finger; bottom, four-finger.
Fig 2.
Experimental setup of Experiment 1.
Experimental setup of an intrapersonal experiment.
Fig 3.
Schematic diagram portraying the temporal relation between taps and beats.
L, left hand tap; R, right hand tap; ♪, metronome beat; Time elapses from left to right.
Fig 4.
Percentage of phase transition occurrence.
Colors of bar indicate how many times the taps in the opposite phase mode repeated. From black (5 times), … to the lightest gray (2 times). 2f-in: two-finger in-phase condition, 2f-an: two-finger anti-phase condition, 4f-in: four-finger in-phase condition, 4f-an: four-finger anti-phase condition.
Fig 5.
Circle marker/rigid line represents two-finger in-phase condition, 2f-in; Triangle marker/rigid line represents two-finger anti-phase condition, 2f-an; Circle marker/dashed line represents four-finger in-phase condition, 4f-in; Triangle marker/dashed line represents four-finger anti-phase condition, 4f-an. Error bars represent the standard deviation.
Fig 6.
Cross recurrence plots of sample data for each of four conditions. Left-top, two-finger in-phase condition; Right-top, two-finger anti-phase condition; Left-bottom, four-finger in-phase condition; Right-bottom, four-finger anti-phase condition.
Fig 7.
Circle marker/rigid line represents two-finger in-phase condition, 2f-in; Triangle marker/rigid line represents two-finger anti-phase condition, 2f-an; Circle marker/dashed line represents four-finger in-phase condition, 4f-in; Triangle marker/dashed line represents four-finger anti-phase condition, 4f-an. Error bars represent the standard deviation.
Fig 8.
Circle marker/rigid line represents two-finger in-phase condition, 2f-in; Triangle marker/rigid line represents two-finger anti-phase condition, 2f-an; Circle marker/dashed line represents four-finger in-phase condition, 4f-in; Triangle marker/dashed line represents four-finger anti-phase condition, 4f-an. Error bars represent the standard deviation.
Fig 9.
Average Relative Phase Distribution.
Circle marker/rigid line represents two-finger in-phase condition, 2f-in; Triangle marker/rigid line represents two-finger anti-phase condition, 2f-an; Circle marker/dashed line represents four-finger in-phase condition, 4f-in; Triangle marker/dashed line represents four-finger anti-phase condition, 4f-an. Error bars represent the standard deviation.
Fig 10.
Experimental setup of Experiment 2.
Experimental setup of an interpersonal experiment.
Fig 11.
Percentage of phase transition occurrence.
Colors of bar indicate how many times the taps in the opposite phase mode repeated. From black (5 times), … to the lightest gray (2 times). 2f-in: two-finger in-phase condition, 2f-an: two-finger anti-phase condition, 4f-in: four-finger in-phase condition, 4f-an: four-finger anti-phase condition.
Fig 12.
Circle marker/rigid line represents two-finger in-phase condition, 2f-in; Triangle marker/rigid line represents two-finger anti-phase condition, 2f-an; Circle marker/dashed line represents four-finger in-phase condition, 4f-in; Triangle marker/dashed line represents four-finger anti-phase condition, 4f-an. Error bars represent the standard deviation.
Fig 13.
Cross recurrence plots of sample data for each of four conditions. Left-top, two-finger in-phase condition; Right-top, two-finger anti-phase condition; Left-bottom, four-finger in-phase condition; Right-bottom, four-finger anti-phase condition.
Fig 14.
Circle marker/rigid line represents two-finger in-phase condition, 2f-in; Triangle marker/rigid line represents two-finger anti-phase condition, 2f-an; Circle marker/dashed line represents four-finger in-phase condition, 4f-in; Triangle marker/dashed line represents four-finger anti-phase condition, 4f-an. Error bars represent the standard deviation.
Fig 15.
Circle marker/rigid line represents two-finger in-phase condition, 2f-in; Triangle marker/rigid line represents two-finger anti-phase condition, 2f-an; Circle marker/dashed line represents four-finger in-phase condition, 4f-in; Triangle marker/dashed line represents four-finger anti-phase condition, 4f-an. Error bars represent the standard deviation.