en1fig2.eps

time-frequency analsys tools

1727 4667 mt 1698 4667 L
 691 4380 mt  720 4380 L
1727 4380 mt 1698 4380 L
 691 4092 mt  720 4092 L
1727 4092 mt 1698 4092 L
 691 3805 mt  720 3805 L
1727 3805 mt 1698 3805 L
 691 3517 mt  720 3517 L
1727 3517 mt 1698 3517 L
 691 3230 mt  720 3230 L
1727 3230 mt 1698 3230 L
 691 2942 mt  720 2942 L
1727 2942 mt 1698 2942 L
 691 2655 mt  720 2655 L
1727 2655 mt 1698 2655 L
 691 2367 mt  720 2367 L
1727 2367 mt 1698 2367 L
 691 2080 mt  720 2080 L
1727 2080 mt 1698 2080 L
1727 4667 mt 1727 4638 L
1727 1815 mt 1727 1844 L
1687 4828 mt 
(0) s
1197 4667 mt 1197 4638 L
1197 1815 mt 1197 1844 L
1117 4828 mt 
(21) s
 692 4667 mt  692 4638 L
 692 1815 mt  692 1844 L
 612 4828 mt 
(41) s
1727 4667 mt 1727 1815 L
 691 4667 mt  691 1815 L
1727 4667 mt  691 4667 L
1727 1815 mt  691 1815 L
 691 4667 mt  691 4667 L
 691 1815 mt  691 1815 L
gs 691 1815 1037 2853 MR c np
-1 -22 0 -23 1 -22 1 -23 -2 -22 0 -23 2 -22 1 -23 
-2 -22 -1 -23 5 -22 3 -22 -6 -23 -1 -22 14 -23 16 -22 
-18 -23 -6 -22 126 -23 332 -22 367 -23 179 -22 -193 -23 -393 -22 
-255 -22 -32 -23 51 -22 -17 -23 -61 -22 -29 -23 19 -22 9 -23 
-24 -22 -23 -23 7 -22 12 -22 -9 -23 -20 -22 1 -23 13 -22 
-3 -23 -16 -22 -2 -23 12 -22 1 -23 -15 -22 -3 -22 11 -23 
3 -22 -14 -23 -3 -22 11 -23 4 -22 -13 -23 -4 -22 11 -23 
4 -22 -12 -22 -4 -23 11 -22 5 -23 -12 -22 -4 -23 11 -22 
6 -23 -12 -22 -4 -23 12 -22 6 -23 -12 -22 -5 -22 13 -23 
7 -22 -12 -23 -5 -22 14 -23 9 -22 -13 -23 -7 -22 17 -23 
12 -22 -14 -22 -9 -23 21 -22 18 -23 -16 -22 -13 -23 26 -22 
31 -23 -14 -22 -23 -23 34 -22 69 -22 3 -23 -51 -22 52 -23 
283 -22 379 -23 188 -22 691 4038 100 MP stroke
-221 -23 -408 -22 -301 -23 -102 -22 15 -22 9 -23 -15 -22 -13 -23 
5 -22 2 -23 -3 -22 -4 -23 2 -22 1 -23 -1 -22 -2 -23 
1 -22 0 -22 0 -23 -1 -22 1 -23 0 -22 0 -23 -1 -22 
0 -23 0 -22 0 -23 0 -22 1727 4667 29 MP stroke
gr 
 610 3988 mt  -90 rotate
(Energy spectral density) s
90 rotate
 821 1700 mt 
(Linear scale) s
DO
4 w
2902 4667 mt 2902 1815 L
2902 1815 mt 2902 1815 L
3555 4667 mt 3555 1815 L
3555 1815 mt 3555 1815 L
4208 4667 mt 4208 1815 L
4208 1815 mt 4208 1815 L
4861 4667 mt 4861 1815 L
4861 1815 mt 4861 1815 L
5514 4667 mt 5514 1815 L
5514 1815 mt 5514 1815 L
6168 4667 mt 6168 1815 L
6168 1815 mt 6168 1815 L
2281 4667 mt 6429 4667 L
6429 4667 mt 6429 4667 L
2281 4380 mt 6429 4380 L
6429 4380 mt 6429 4380 L
2281 4092 mt 6429 4092 L
6429 4092 mt 6429 4092 L
2281 3805 mt 6429 3805 L
6429 3805 mt 6429 3805 L
2281 3517 mt 6429 3517 L
6429 3517 mt 6429 3517 L
2281 3230 mt 6429 3230 L
6429 3230 mt 6429 3230 L
2281 2942 mt 6429 2942 L
6429 2942 mt 6429 2942 L
2281 2655 mt 6429 2655 L
6429 2655 mt 6429 2655 L
2281 2367 mt 6429 2367 L
6429 2367 mt 6429 2367 L
2281 2080 mt 6429 2080 L
6429 2080 mt 6429 2080 L
2281 4667 mt 2281 1815 L
2281 1815 mt 6429 1815 L
2281 4667 mt 2281 1815 L
2281 1815 mt 6429 1815 L
2281 4667 mt 2281 1815 L
2281 1815 mt 6429 1815 L
SO
6 w
2281 4667 mt 6429 4667 L
2281 1815 mt 6429 1815 L
2281 4667 mt 2281 1815 L
6429 4667 mt 6429 1815 L
2281 4667 mt 2281 4667 L
6429 4667 mt 6429 4667 L
2281 4667 mt 6429 4667 L
2281 4667 mt 2281 1815 L
2281 4667 mt 2281 4667 L
2902 4667 mt 2902 4626 L
2902 1815 mt 2902 1856 L
2822 4828 mt 
(20) s
3555 4667 mt 3555 4626 L
3555 1815 mt 3555 1856 L
3475 4828 mt 
(40) s
4208 4667 mt 4208 4626 L
4208 1815 mt 4208 1856 L
4128 4828 mt 
(60) s
4861 4667 mt 4861 4626 L
4861 1815 mt 4861 1856 L
4781 4828 mt 
(80) s
5514 4667 mt 5514 4626 L
5514 1815 mt 5514 1856 L
5394 4828 mt 
(100) s
6168 4667 mt 6168 4626 L
6168 1815 mt 6168 1856 L
6048 4828 mt 
(120) s
2281 4667 mt 2322 4667 L
6429 4667 mt 6388 4667 L
2174 4720 mt 
(0) s
2281 4380 mt 2322 4380 L
6429 4380 mt 6388 4380 L
1974 4433 mt 
(0.05) s
2281 4092 mt 2322 4092 L
6429 4092 mt 6388 4092 L
2054 4145 mt 
(0.1) s
2281 3805 mt 2322 3805 L
6429 3805 mt 6388 3805 L
1974 3858 mt 
(0.15) s
2281 3517 mt 2322 3517 L
6429 3517 mt 6388 3517 L
2054 3570 mt 
(0.2) s
2281 3230 mt 2322 3230 L
6429 3230 mt 6388 3230 L
1974 3283 mt 
(0.25) s
2281 2942 mt 2322 2942 L
6429 2942 mt 6388 2942 L
2054 2995 mt 
(0.3) s
2281 2655 mt 2322 2655 L
6429 2655 mt 6388 2655 L
1974 2708 mt 
(0.35) s
2281 2367 mt 2322 2367 L
6429 2367 mt 6388 2367 L
2054 2420 mt 
(0.4) s
2281 2080 mt 2322 2080 L
6429 2080 mt 6388 2080 L
1974 2133 mt 
(0.45) s
2281 4667 mt 6429 4667 L
2281 1815 mt 6429 1815 L
2281 4667 mt 2281 1815 L
6429 4667 mt 6429 1815 L
2281 1815 mt 2281 1815 L
6429 1815 mt 6429 1815 L
gs 2281 1815 4149 2853 MR c np
33 -23 -33 -22 0 0 0 -23 -33 -22 -32 0 -33 0 -33 0 
-32 0 -33 0 -33 0 -32 0 -33 0 -33 0 -32 0 -33 0 
-33 0 -32 0 -33 0 -33 0 -32 0 -33 0 -33 0 -32 0 
-33 0 -33 0 -32 0 -33 0 -32 0 -33 0 -33 0 -32 0 
0 0 -33 -22 -33 0 -32 0 -33 0 -33 0 -32 0 0 0 
-33 -23 -33 0 -32 0 -33 0 0 0 -33 -22 -32 0 0 0 
-33 -23 -33 0 0 0 -32 -22 0 0 -33 -23 0 0 -33 -22 
0 0 -32 -23 0 0 0 -22 -33 -23 0 0 0 -22 -33 -22 
0 0 0 -23 0 -22 -32 -23 0 0 0 -22 0 -23 0 -22 
-33 -23 0 0 0 -22 0 -23 0 -22 0 -22 0 -23 -33 -22 
0 0 0 -23 0 -22 0 -23 0 -22 0 -23 0 -22 -32 -23 
0 0 0 -22 0 -22 0 -23 0 -22 -33 -23 0 0 0 -22 
0 -23 0 -22 0 -23 4306 3275 100 MP stroke
0 -22 0 -23 0 -22 0 -23 0 -22 0 -22 0 -23 0 -22 
-33 -23 0 0 0 -22 0 -23 0 -22 0 -23 0 -22 0 -23 
0 -22 0 -22 0 -23 0 -22 0 -23 0 -22 0 -23 0 -22 
0 -23 0 -22 -32 -23 0 0 0 -22 0 -22 0 -23 0 -22 
0 -23 0 -22 0 -23 0 -22 -33 -23 0 0 0 -22 0 -23 
-33 -22 0 0 -32 -22 -33 0 -33 0 -32 0 -33 0 -33 22 
0 0 -32 0 -33 0 -33 0 -32 0 -33 0 -33 0 -32 22 
0 0 -33 0 -33 0 -32 0 -33 0 -33 0 -32 0 -33 0 
-33 0 -32 0 -33 0 -33 0 -32 0 -33 23 0 0 -33 0 
-32 0 -33 0 -32 0 -33 0 0 0 -33 -23 -32 0 -33 0 
-33 0 -32 0 -33 0 -33 0 -32 0 -33 0 -33 0 -32 0 
-33 0 -33 0 -32 0 -33 0 -33 0 -32 0 -33 0 -33 0 
-32 0 -33 23 0 22 6135 4061 100 MP stroke
0 23 0 22 33 23 32 0 33 0 33 0 32 0 33 0 
33 0 32 0 33 0 33 0 32 0 33 0 33 0 32 0 
33 0 33 0 32 0 33 0 33 0 32 0 33 0 33 0 
32 0 33 0 32 0 33 0 33 0 32 0 0 0 33 22 
33 0 32 0 33 0 33 0 32 0 33 0 0 0 33 23 
32 0 33 0 0 0 33 22 32 0 33 0 0 0 33 23 
32 0 0 0 33 22 0 0 33 22 0 0 32 23 0 0 
33 22 0 0 0 23 33 22 0 0 0 23 32 22 0 0 
0 23 0 22 33 23 0 0 0 22 0 22 0 23 0 22 
33 23 0 0 0 22 0 23 0 22 0 23 32 22 0 0 
0 23 0 22 0 22 0 23 0 22 0 23 33 22 0 0 
0 23 0 22 0 23 0 22 33 23 0 0 0 22 0 23 
0 22 0 22 0 23 4371 3050 100 MP stroke
0 22 0 23 0 22 0 23 0 22 0 23 0 22 32 23 
0 0 0 22 0 22 0 23 0 22 0 23 0 22 0 23 
0 22 0 23 0 22 0 23 0 22 0 22 0 23 0 22 
0 23 33 22 0 0 0 23 0 22 0 23 0 22 0 23 
0 22 0 22 33 23 0 0 0 22 0 23 32 22 0 0 
0 23 33 22 33 0 32 0 33 0 33 0 32 0 33 -22 
0 0 33 0 32 0 33 0 33 0 32 0 33 0 33 -23 
0 0 32 0 33 0 33 0 32 0 33 0 33 0 32 0 
33 0 33 0 32 0 33 0 33 0 32 0 33 -22 0 0 
32 0 0 0 33 22 33 0 32 0 33 0 33 0 32 0 
33 0 33 0 32 0 33 0 33 0 32 0 33 0 33 0 
0 0 32 23 33 0 33 0 32 0 33 -23 0 0 33 0 
32 0 33 -22 0 0 2575 2264 100 MP stroke
33 -22 -33 -23 -32 0 -33 0 -33 0 -32 0 0 0 -33 -22 
-32 0 -33 0 -33 0 0 0 -32 -23 -33 0 -33 0 0 0 
-32 -22 -33 0 0 0 -33 -23 -32 0 0 0 -33 -22 0 0 
-33 -23 -32 0 0 0 -33 -22 0 0 -33 -22 0 0 -32 -23 
0 0 -33 -22 0 0 0 -23 -33 -22 0 0 -32 -23 0 0 
0 -22 -33 -23 0 0 0 -22 0 -23 -33 -22 0 0 0 -22 
-32 -23 0 0 0 -22 0 -23 0 -22 -33 -23 0 0 0 -22 
0 -23 -33 -22 0 0 0 -23 0 -22 0 -22 -32 -23 0 0 
0 -22 -33 -23 0 0 0 -22 0 -23 0 -22 0 -23 -33 -22 
-32 22 0 23 0 22 0 23 0 22 0 23 32 22 0 0 
0 23 0 22 33 22 0 0 0 23 0 22 0 23 0 22 
33 23 0 0 0 22 0 23 0 22 32 23 0 0 0 22 
0 22 33 23 0 0 4110 2803 100 MP stroke
0 22 0 23 33 22 0 0 0 23 32 22 0 0 0 23 
33 22 0 0 33 23 0 0 0 22 32 22 0 0 33 23 
0 0 33 22 0 0 32 23 33 0 0 0 33 22 32 0 
0 0 33 23 33 0 0 0 32 22 33 0 33 0 0 0 
32 23 33 0 33 0 0 0 32 22 33 0 33 0 32 0 
33 0 0 0 32 23 33 -23 0 0 33 0 32 0 3196 2399 48 MP stroke
-32 -23 32 -22 33 0 0 0 33 -23 32 23 0 0 33 0 
32 0 33 0 33 0 32 22 0 0 33 0 33 0 32 0 
33 23 0 0 33 0 32 0 33 22 0 0 33 0 32 22 
0 0 33 0 33 23 0 0 32 22 0 0 33 23 0 0 
33 0 32 22 0 23 0 0 33 22 0 0 33 23 0 0 
32 22 0 23 0 0 33 22 0 22 0 0 33 23 0 22 
0 23 0 0 32 22 0 23 0 22 0 0 33 23 0 22 
0 23 0 22 0 0 33 22 0 23 0 22 0 23 0 22 
0 0 32 23 0 22 0 23 0 0 33 22 0 23 0 22 
0 23 0 22 0 22 -33 23 -32 -23 0 -22 0 -22 0 -23 
0 -22 0 0 -33 -23 0 0 -33 -22 0 -23 0 -22 0 -23 
0 -22 0 0 -32 -23 0 -22 0 -23 0 0 -33 -22 0 -22 
0 -23 0 0 -33 -22 4633 3454 100 MP stroke
0 -23 0 -22 0 0 -32 -23 0 -22 0 0 -33 -23 0 -22 
0 0 -33 -23 0 -22 0 0 -32 -22 0 0 -33 -23 0 -22 
0 0 -33 -23 0 0 -32 -22 0 0 -33 -23 0 0 -33 0 
-32 -22 0 0 -33 -23 0 0 -33 0 -32 -22 0 0 -33 0 
-33 0 -32 -23 0 0 -33 0 -33 0 -32 -22 0 0 -33 0 
-33 0 -32 0 -33 -22 0 0 -32 0 -33 0 -33 0 5482 3903 48 MP stroke
33 -22 -33 -23 0 0 -32 -22 -33 0 -32 0 0 0 -33 -23 
-33 0 0 0 -32 -22 -33 0 0 0 -33 -22 0 0 -32 -23 
-33 0 0 0 -33 -22 0 0 -32 -23 0 0 -33 -22 0 0 
-33 -23 0 0 -32 -22 0 0 -33 -23 0 0 0 -22 -33 -23 
0 0 -32 -22 0 0 0 -22 -33 -23 0 0 0 -22 -33 -23 
0 0 0 -22 -32 -23 0 0 0 -22 0 -23 -33 -22 0 0 
0 -23 0 -22 -33 -22 0 0 0 -23 -32 -22 0 0 0 -23 
-33 -22 0 0 0 -23 0 -22 -33 -23 -32 23 0 22 0 23 
0 22 32 23 0 0 0 22 33 23 0 0 0 22 0 22 
33 23 0 0 0 22 0 23 32 22 0 0 0 23 0 22 
33 23 0 0 0 22 33 23 0 0 0 22 32 22 0 0 
0 23 33 22 0 0 33 23 0 0 32 22 0 0 0 23 
33 22 0 0 33 23 3783 2668 100 MP stroke
0 0 32 22 0 0 33 23 33 0 0 0 32 22 0 0 
33 22 33 0 0 0 32 23 33 0 0 0 33 22 32 0 
0 0 33 23 33 0 32 0 0 0 33 22 32 0 3294 2489 24 MP stroke
33 -22 -33 -22 0 0 -32 -23 -33 0 0 0 -32 -22 -33 0 
0 0 -33 -23 0 0 -32 -22 0 0 -33 -23 -33 0 0 0 
-32 -22 0 0 -33 -23 0 0 -33 -22 0 0 -32 -23 0 0 
0 -22 -33 -22 0 0 -33 -23 0 0 -32 -22 0 0 0 -23 
-33 -22 0 0 0 -23 -33 -22 0 0 0 -23 -32 -22 0 0 
0 -23 -33 -22 0 0 0 -22 -33 -23 0 0 0 -22 -32 -23 
0 0 -33 -22 0 0 -33 -23 -32 23 0 22 32 23 0 0 
33 22 0 0 0 23 33 22 0 0 0 22 32 23 0 0 
0 22 0 23 33 22 0 0 0 23 33 22 0 0 32 23 
0 0 0 22 33 23 0 0 33 22 0 0 0 22 32 23 
0 0 33 22 0 0 33 23 0 0 32 22 0 0 33 23 
0 0 33 22 0 0 32 23 33 0 0 0 33 22 32 0 
0 0 33 23 33 0 3391 2623 100 MP stroke
0 0 32 22 0 0 33 22 32 0 3294 2579 6 MP stroke
-33 -22 33 -23 32 0 33 0 32 23 0 0 33 0 33 0 
32 22 0 0 33 0 33 23 0 0 32 0 33 22 0 0 
33 0 32 23 0 0 33 22 0 0 33 0 32 23 0 0 
33 22 0 0 33 23 0 0 32 22 0 22 0 0 33 23 
0 0 33 22 0 23 0 0 32 22 0 0 33 23 0 22 
0 0 33 23 0 22 0 23 0 0 32 22 0 22 0 0 
33 23 0 22 0 23 0 0 33 22 0 23 0 22 0 0 
32 23 0 22 0 0 33 23 0 22 0 23 0 22 -33 22 
-32 -22 0 -22 0 -23 0 0 -33 -22 0 -23 0 0 -33 -22 
0 -23 0 0 -32 -22 0 -23 0 -22 0 0 -33 -23 0 -22 
0 0 -33 -23 0 -22 0 -22 0 0 -32 -23 0 -22 0 0 
-33 -23 0 -22 0 0 -33 -23 0 0 -32 -22 0 -23 0 0