Synthetic circular-harmonic phase-only filter for shift, rotation and scaling-invariant correlation.

ping Zi-Liang, Erik Dalsgaard

Research output: Contribution to journalJournal articleResearchpeer-review


A syntetic circuler-harmonic phase-only filter is described. With this filter and a Fourier-transform correlator it is possible to obtain shift, rotation and scaling-invariant correlations
Original languageEnglish
JournalApplied Optics
Issue number32
Pages (from-to)7527-7531
Publication statusPublished - 1995

Cite this