Sharpness Metric Nonstationarity in Undersampled Systems

Donald R. McGaughey; Larry P. Murray; Chris Dainty

Sharpness Metric Nonstationarity in Undersampled Systems

Donald R. McGaughey
, Larry P. Murray
, Chris Dainty

Physics

Research output: Chapter in Book or Conference Publication/Proceeding › Conference Publication › peer-review

Abstract

A sharpness metric based on the sum of the intensities squared will be non-stationary with respect to sub-pixel shifts, for under-sampled images. Sensorless AO systems must be sampled at the Nyquist frequency or higher.

Original language	English
Title of host publication	Laser Science, LS 2006
Publisher	Optica Publishing Group (formerly OSA)
ISBN (Electronic)	1557528187
Publication status	Published - 2006
Event	Laser Science, LS 2006 - Rochester, NY, United States Duration: 10 Oct 2006 → 10 Oct 2006

Publication series

Name	Optics InfoBase Conference Papers
ISSN (Electronic)	2162-2701

Conference

Conference	Laser Science, LS 2006
Country/Territory	United States
City	Rochester, NY
Period	10/10/06 → 10/10/06

Cite this

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title = "Sharpness Metric Nonstationarity in Undersampled Systems",

abstract = "A sharpness metric based on the sum of the intensities squared will be non-stationary with respect to sub-pixel shifts, for under-sampled images. Sensorless AO systems must be sampled at the Nyquist frequency or higher.",

author = "McGaughey, \{Donald R.\} and Murray, \{Larry P.\} and Chris Dainty",

note = "Publisher Copyright: {\textcopyright} 2006 Optical Society of America.; Laser Science, LS 2006 ; Conference date: 10-10-2006 Through 10-10-2006",

year = "2006",

language = "English",

series = "Optics InfoBase Conference Papers",

publisher = "Optica Publishing Group (formerly OSA)",

booktitle = "Laser Science, LS 2006",

}

TY - GEN

T1 - Sharpness Metric Nonstationarity in Undersampled Systems

AU - McGaughey, Donald R.

AU - Murray, Larry P.

AU - Dainty, Chris

PY - 2006

Y1 - 2006

N2 - A sharpness metric based on the sum of the intensities squared will be non-stationary with respect to sub-pixel shifts, for under-sampled images. Sensorless AO systems must be sampled at the Nyquist frequency or higher.

AB - A sharpness metric based on the sum of the intensities squared will be non-stationary with respect to sub-pixel shifts, for under-sampled images. Sensorless AO systems must be sampled at the Nyquist frequency or higher.

UR - https://www.scopus.com/pages/publications/85136300831

M3 - Conference Publication

AN - SCOPUS:85136300831

T3 - Optics InfoBase Conference Papers

BT - Laser Science, LS 2006

PB - Optica Publishing Group (formerly OSA)

T2 - Laser Science, LS 2006

Y2 - 10 October 2006 through 10 October 2006

ER -

Sharpness Metric Nonstationarity in Undersampled Systems

Abstract

Publication series

Conference

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