#N canvas 0 22 580 309 10; #X obj 37 71 aubiozcr~; #X obj 37 43 osc~ 441; #X floatatom 36 98 5 0 0 0 - - -; #X text 153 36 aubiozcr~ computes the zero-crossing rate; #X text 152 95 For a sine tone at 441Hz sampled at 44100Hz signal \, the ZCR is 0.02.; #X text 153 59 This value represents the number of times where the signal changes sign.; #X connect 0 0 2 0; #X connect 1 0 0 0;