Graphics Programs Reference
In-Depth Information
Composite Periodic Signal
4
3
2
1
0
−1
−2
−3
−4
0
20
40
60
80
100
120
140
160
180
200
t
a
Signal with Additive Random Noise
4
Signal with
noise
3
2
1
0
−1
−2
Original
signal
−3
−4
0
20
40
60
80
100
120
140
160
180
200
t
b
Signal with Linear Trend
4
Signal with
trend
3
2
1
0
−1
−2
Original
signal
−3
−4
0
20
40
60
80
100
120
140
160
180
200
t
c
Fig. 5.3 a
Synthetic signal with the periodicities
τ
1
=50,
τ
2
=15 and
τ
3
=5, different amplitudes,
b
overlain by gaussian noise and
c
a linear trend.
