Cubic Filters

Please download "Reconstruction Filters in Computer Graphics" by Mitchell and Netravali (PDF format). High-quality versions of the figures are shown below:

Figure 4. Prealiasing and Postaliasing Example

Figure 5. Nearly Ideal Postfiltering

Figure 6. Ringing Caused By Sinc Postfilter

Figure 8. Sample-Frequency Ripple

Figure 9. Anisotropic Artifacts

Figure 10. Excessive Ringing and Clamping Artifacts

Figure 11. Excessive Blurring

Figure 12. Best-Looking Cubic Reconstruction

Figure 15. Using Derivative Reconstruction

Figure 16. Using Notch-Filter Reconstruction