Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Schematic showing the primary stages of log-polar processing (see Section 5.1 and Appendix A.1). (A) Original input image. (B) Original input image projected into polar coordinates. (C) Transformed image from (B) compressed logarithmically along the r-dimension. (D) Compressed image from (C) projected back into Cartesian coordinates.
