Abstract
If we filter an ensemble of natural images with a high-pass filter, the output is a random variable. The probability density for this variable will, under fairly general assumptions, be a Gaussian scale mixture. The kurtosis for this type of distribution is always positive.
Original language | English (US) |
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Pages (from-to) | 1253-1255 |
Number of pages | 3 |
Journal | Optics Letters |
Volume | 26 |
Issue number | 16 |
State | Published - Aug 15 2001 |
Externally published | Yes |
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ASJC Scopus subject areas
- Atomic and Molecular Physics, and Optics
Cite this
High-pass filters give histograms with positive kurtosis. / Clarkson, Eric W; Barrett, Harrison H.
In: Optics Letters, Vol. 26, No. 16, 15.08.2001, p. 1253-1255.Research output: Contribution to journal › Article
}
TY - JOUR
T1 - High-pass filters give histograms with positive kurtosis
AU - Clarkson, Eric W
AU - Barrett, Harrison H
PY - 2001/8/15
Y1 - 2001/8/15
N2 - If we filter an ensemble of natural images with a high-pass filter, the output is a random variable. The probability density for this variable will, under fairly general assumptions, be a Gaussian scale mixture. The kurtosis for this type of distribution is always positive.
AB - If we filter an ensemble of natural images with a high-pass filter, the output is a random variable. The probability density for this variable will, under fairly general assumptions, be a Gaussian scale mixture. The kurtosis for this type of distribution is always positive.
UR - http://www.scopus.com/inward/record.url?scp=0141615917&partnerID=8YFLogxK
UR - http://www.scopus.com/inward/citedby.url?scp=0141615917&partnerID=8YFLogxK
M3 - Article
C2 - 18049577
AN - SCOPUS:0141615917
VL - 26
SP - 1253
EP - 1255
JO - Optics Letters
JF - Optics Letters
SN - 0146-9592
IS - 16
ER -