iemhelp/help-maverage~.pd


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45

#N canvas 97 84 726 424 10;

#X floatatom 23 284 9 0 0 0 - - -;

#X text 15 360 (c) musil@iem.kug.ac.at;

#X text 57 373 IEM KUG;

#X text 41 44 dsp ON/OFF;

#X obj 22 65 dsp;

#X floatatom 22 86 5 0 0 0 - - -;

#X text 68 87 % cpu;

#X obj 23 265 unsig~;

#X obj 22 45 tgl 15 0 empty empty empty 8 -8 0 10 -262144 -1 -1 1 1

;

#X obj 36 151 noise~;

#X obj 22 215 +~;

#X floatatom 160 286 9 0 0 0 - - -;

#X obj 160 267 unsig~;

#X text 7 9 maverage~ : moving average filter;

#X text 261 167 changing the average-time resets the calculation the

first average-time milliseconds !!;

#X text 276 241 1.arg: max. average-time <float> [ms] \; 2.arg: average-time

<float> [ms];

#X text 162 49 N = 0.001 * average-time_ms * samplerate;

#X text 138 34 y[n] = (x[n] + x[n-1] + x[n-2] +...+ x[n-N]) / N;

#X text 226 9 with IIR-solution;

#X obj 22 126 sig~ 0.75;

#X obj 36 177 *~ 0.25;

#X obj 160 248 maverage~ 1000 500;

#X floatatom 263 219 5 0 1000 0 - - -;

#X text 300 217 ms;

#X text 21 298 noisy signal;

#X text 157 303 signal after filtering;

#X text 157 313 only DC is measured;

#X text 262 200 <float> average-time <float> [ms] (1.45 .. 1000 ms)

;

#X text 32 385 graz \, austria 2003;

#X connect 4 0 5 0;

#X connect 7 0 0 0;

#X connect 8 0 4 0;

#X connect 9 0 20 0;

#X connect 10 0 7 0;

#X connect 10 0 21 0;

#X connect 12 0 11 0;

#X connect 19 0 10 0;

#X connect 20 0 10 1;

#X connect 21 0 12 0;

#X connect 22 0 21 1;