# Aliasing

### Aliasing, Image Sampling and Reconstruction

1 Aliasing, Image Sampling and Reconstruction Many of the slides are taken from Thomas Funkhousercourse slides and the rest from various sources over the web…

www.cs.tau.ac.il

### What In The World is Anti-Aliasing?

Anti-Aliasing What In The World is Anti-Aliasing? Well, it has to do with computer graphics and typography. But let's back up and answer an even more fundamental question.

jabba.edb.utexas.edu

### Sampling, Aliasing, & Mipmaps

1 Sampling, Aliasing, & Mipmaps Last Time? • Monte-Carlo Integration • Importance Sampling • Ray Tracing vs. Path Tracing source hemisphere Today • What is a Pixel?

www.cs.rpi.edu

### About Image FFT Examples Upper Left - Aliasing.

About Image FFT Examples Upper Left - Aliasing. A triangle and the power spectrum of its Fourier transform are displayed in the boxes. The power spectrum is then periodically replicated to illustrate the ‘wrap around artifact’

rsbweb.nih.gov

### Lab 2: Sampling, Aliasing, and Reconstruction

ELEG-212 Signals and Communications 1/8 Lab 2: Sampling, Aliasing, and Reconstruction 1 Overview This laboratory covers the topics of sampling, aliasing, and reconstruction.

www.ece.udel.edu

### aliasing

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redwood.berkeley.edu

### Aliasing Artifacts and Noise in CT Images

5 Aliasing Artifacts and Noise in CT Images The errors discussed in the last chapter are fundamental to the projection process and depend upon the interaction of object inhomogeneities with the

rvl4.ecn.purdue.edu

### Aliasing and Analog Filtering Techniques

Introduction Analog data represents information which is derived from real-world phenomena such as light, sound, vibration, strain, pressure, load, etc.

www.sierrasales.com

### Aliasing in prestack migration

Aliasing in prestack migration CREWES Research Report - Volume 7 (1995) 25-1 Aliasing in prestack migration John C. Bancroft ABSTRACT Aliasing is a common problem in seismic processing and is usually associated with steeply dipping events and receiver spacing.

www.crewes.org

### Sampling, Reconstruction, and Antialiasing George Wolberg

Aliasing: Artifacts due to undersampling a signal. This condition prevents the signal from being recon structed from its samples. Antialiasing: The ﬁltering necessary to combat aliasing.

www-cs.ccny.cuny.edu

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