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Changeset 41238 for trunk


Ignore:
Timestamp:
Jan 28, 2020, 12:00:34 PM (6 years ago)
Author:
eugene
Message:

mark modified text for journal

Location:
trunk/doc/release.2015/ps1.detrend
Files:
2 edited

Legend:

Unmodified
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Removed
  • trunk/doc/release.2015/ps1.detrend/Makefile

    r40725 r41238  
    4444images/stack_3956997_num.png \
    4545images/stack_3956997_exp.png \
    46 images/stack_3956997_expwt.png
     46images/stack_3956997_expwt.png \
     47images/warp.and.stack.demo.pdf
    4748
    4849APICS = \
     
    7374images/stack_3956997_num_sm.png \
    7475images/stack_3956997_exp_sm.png \
    75 images/stack_3956997_expwt_sm.png
     76images/stack_3956997_expwt_sm.png \
     77images/warp.and.stack.demo.pdf
    7678
    7779FILES = \
  • trunk/doc/release.2015/ps1.detrend/detrend.tex

    r41223 r41238  
    3030% \def\plotopt{_mt}
    3131
     32%% set to '.' for the journal and arxiv versions:
    3233% use this to make the figure picture path flexible:
    33 \def\picdir{images}
    34 % \def\picdir{.}
     34% \def\picdir{images}
     35\def\picdir{.}
    3536
    3637% CZW commands from my previous draft.
     
    254255will be made available in a future data release.
    255256
    256 In this article, we use the following type-faces to distinguish
    257 different concepts:
     257\textadd{In this article, we use the following type-faces to distinguish
     258different concepts:}
    258259\begin{itemize}
    259260\item \ippstage{Small caps} for the analysis stages.
     
    385386\hline
    386387  Burntool repair          & registration & \ref{sec:burntool} \\
    387   Non-linearity correction & cell         & \ref{sec:nonlinearity} \\
    388   Overscan Subtraction     & cell         & \ref{sec:overscan} \\
    389   Dark \& Bias Subtraction & cell         & \ref{sec:dark} \\
    390   Pattern Row correction   & cell         & \ref{sec:pattern.row} \\
    391   Noisemap                 & cell         & \ref{sec:noisemap} \\
     388  Non-linearity correction & chip         & \ref{sec:nonlinearity} \\
     389  Overscan Subtraction     & chip         & \ref{sec:overscan} \\
     390  Dark \& Bias Subtraction & chip         & \ref{sec:dark} \\
     391  Pattern Row correction   & chip         & \ref{sec:pattern.row} \\
     392  Noisemap                 & chip         & \ref{sec:noisemap} \\
    392393  Flat-field Correction    & chip         & \ref{sec:flat} \\
    393394  Fringe Correction$^1$    & chip         & \ref{sec:fringe} \\
     
    17591760\subsection{Astrophysical vs Other Backgrounds}
    17601761
    1761 The model of the background light is subtracted from each chip image
     1762\textadd{The model of the background light is subtracted from each chip image
    17621763during the \IPPstage{chip}-stage processing before source detection
    17631764begins.  The decision to subtract a background model is somewhat
    17641765tricky as the trade-offs are not clear in all possible cases.  It is
    17651766helpful to consider the types of sources which contribute to the
    1766 background light in astronomical images.
     1767background light in astronomical images.}
    17671768
    17681769\begin{table*}[tpb]
     
    17871788\end{table*}
    17881789
    1789 First, there is ``scattered'' light\footnote{We put the term ``scattered'' in quotes because this
     1790\textadd{First, there is ``scattered'' light\footnote{We put the term ``scattered'' in quotes because this
    17901791  background may include light which reaches the detector directly
    17911792  from the sky or other light source rather than scattering off
     
    18041805``scattered'' background light source would be the large out-of-focus
    18051806pupil image observed in \eg, the NOAO and CTIO wide-field imagers
    1806 \citep{2007ASPC..376..269S}.
    1807 
    1808 Second, there are direct terrestrial contributions to the background
     1807\citep{2007ASPC..376..269S}.}
     1808
     1809\textadd{Second, there are direct terrestrial contributions to the background
    18091810light.  This source of light follows the same path as the light from
    18101811the stars to the detector, but has an origin much closer to the
     
    18161817are not expected to be repeatable for a given location on the sky,
    18171818though the pupil ghost image may well be the same for a fixed
    1818 telescope pointing and night sky brighness.
    1819 
    1820 Finally, there are astrophysical contributions to the background
     1819telescope pointing and night sky brighness.}
     1820
     1821\textadd{Finally, there are astrophysical contributions to the background
    18211822light.  These range from the (relatively) nearby zodiacal light to the
    18221823extragalactic background.  Depending on the context and the source
     
    18271828object, e.g., a well-resolved galaxy, it is necessary to
    18281829decide what portion of the large-scale flux is a background and what
    1829 is part of the flux of the object being measured.
    1830 
    1831 When one measures the flux of an object in an image, two approaches to
     1830is part of the flux of the object being measured.}
     1831
     1832\textadd{When one measures the flux of an object in an image, two approaches to
    18321833the background light are possible.  On the one hand, one could attempt
    18331834to include the background as part of the model-fitting parameters at
     
    18411842Second, by subtracting a background model, we remove varying
    18421843backgrounds from the image so that the resulting pixels can later be
    1843 combined to make a deep stack. 
    1844 
    1845 The IPP background subtraction works well to remove the large-scale
     1844combined to make a deep stack.  }
     1845
     1846\textadd{The IPP background subtraction works well to remove the large-scale
    18461847background structures from the terrestrial and scattered-light
    18471848sources, and to subtract the background light of large-scale
     
    18591860M31, which covers an entire pointing of GPC1, the measured background
    18601861was added back to the \IPPstage{chip} stage images.  This special
    1861 processing was not used for the large scale $3\pi$ PV3 reduction.
     1862processing was not used for the large scale $3\pi$ PV3 reduction.}
    18621863
    18631864\section{GPC1 Detrend Construction}
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