Sounds of different auditory stimuli, at different repetition-rates and at different percentage-jitters. The following files produce clicks that are at uniform rate, where the number is S/s. 2persec_click [see Additional file 17]
4persec_click [see Additional file 19]
6persec_click [see Additional file 21]
8persec_click [see Additional file 23]
10persec_click [see Additional file 25]
12persec_click [see Additional file 27]
14persec_click [see Additional file 29]
16persec_click [see Additional file 31]
18persec_click [see Additional file 33]
20persec_click [see Additional file 35]
22persec_click [see Additional file 37]
24persec_click [see Additional file 39]
26persec_click [see Additional file 41]
28persec_click [see Additional file 43]
30persec_click [see Additional file 45]
40persec_click [see Additional file 47]
50persec_click [see Additional file 49]
70persec_click [see Additional file 51]
90persec_click [see Additional file 53]
100persec_click [see Additional file 55]
The following audio files produce Dau-chirps that are at uniform rate, where the number is S/s. Same repetition-rates as for click's, above.
2persec_dau [see Additional file 18]
4persec_dau [see Additional file 20]
6persec_dau [see Additional file 22]
8persec_dau [see Additional file 24]
10persec_dau [see Additional file 26]
12persec_dau [see Additional file 28]
14persec_dau [see Additional file 30]
16persec_dau [see Additional file 32]
18persec_dau [see Additional file 34]
20persec_dau [see Additional file 36]
22persec_dau [see Additional file 38]
24persec_dau [see Additional file 40]
26persec_dau [see Additional file 42]
28persec_dau [see Additional file 44]
30persec_dau [see Additional file 46]
40persec_dau [see Additional file 48]
50persec_dau [see Additional file 50]
70persec_dau [see Additional file 52]
90persec_dau [see Additional file 54]
100persec_dau [see Additional file 56]
The following audio files show the effect of increasing the amount of jitter, using Dau-chirps at a mean rate of 40 S/s. The number indicates the percentage jitter. The uniform 40 S/s is also provided for convenience, as the "No jitter – uniform" file. The "MLS" Button is a Maximum-Length Sequence (= "m-sequence") of 511 stimuli, where the minimum interval is 25 ms (= 40 S/s).
It is notable that as the jitter is increased, not only is the "tone" diminished, but the quality of the stimulus-sensation changes. We conjecture that a minimum number of consecutive SIs are needed before fusion-memory "locks in", and that larger jitter prevents this.
"No jitter – uniform" [see Additional file 48]
"12percent jitter" [see Additional file 58]
"24percent jitter" [see Additional file 59]
"36percent jitter" [see Additional file 60]
"MLS" [see Additional file 57]