Nonlinear image processor with a filter over π/2

Marcelo David Iturbe-Castillo,Carlos G. Treviño-Palacios,J. D. Sánchez-de-la-Llave,L. I. Olivos-Pérez

Nonlinear image processor with a filter over π/2

2004

Marcelo David Iturbe-Castillo
Carlos G. Treviño-Palacios
J. D. Sánchez-de-la-Llave
L. I. Olivos-Pérez

It is found experimentally for a nonlinear image processor that phase objects are contrast enhanced and edge detection of amplitude objects is obtained when the self -induced filter produces phase shifts larger than π/2.

Keywords:

Phase (waves)
Amplitude
Opacity
Physics
Phase contrast microscopy
Nonlinear system
Optics
Image processor
Edge detection
Nonlinear optics

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