Soner Bekleric Title of Thesis: Nonlinear Prediction via Volterra Ser
Soner Bekleric Title of Thesis: Nonlinear Prediction via Volterra Ser
Soner Bekleric Title of Thesis: Nonlinear Prediction via Volterra Ser
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5.4. REAL DATA EXAMPLES 85<br />
Time [s] (s)<br />
3.6<br />
3.8<br />
4.0<br />
4.2<br />
4.4<br />
Traces<br />
10 20 30 40 50 60<br />
Traces<br />
70 80 90 100 110 120 130 140<br />
Data<br />
(a) (b) (c) (d)<br />
Figure 5.7: Real Data example common <strong>of</strong>fset gather (closer look). (a) Original<br />
data. (b) <strong>Prediction</strong> <strong>of</strong> multiples. (c) Adaptive multiple attenuation <strong>via</strong> f − x<br />
linear prediction error filtering. (d) Adaptive multiple attenuation obtained with a<br />
f − x nonlinear prediction error operator (third order <strong>Volterra</strong> series).<br />
and 5 seconds (in Figure 5.10(a)). Figures 5.10(c) and (d) provides similar results.<br />
I can see removed multiples in Figures 5.11(c) and (d); both methods remove some<br />
portion <strong>of</strong> multiples.