Research Article

About a Partial Differential Equation-Based Interpolator for Signal Envelope Computing: Existence Results and Applications

Figure 2

In (a) input signal is in blue color. In red and green colors are the envelopes calculus upon iteration . In (b) the envelopes calculus upon iteration . In (c) the envelopes calculus upon iteration .
605035.fig.002a
(a) ā€‰ Input signal is in blue color. In red and green colors are the envelopes upon iteration 4000
605035.fig.002b
(b) Input signal is in blue color. In red and green colors are the envelopes upon iteration 40000
605035.fig.002c
(c) Input signal is in blue color. In red and green colors are the envelopes upon iteration 400000