1 | //#---------------------------------------------------------------------------
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2 | //# MathUtilities.h: General math operations
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3 | //#---------------------------------------------------------------------------
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4 | //# Copyright (C) 2004
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5 | //# ATNF
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6 | //#
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7 | //# This program is free software; you can redistribute it and/or modify it
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8 | //# under the terms of the GNU General Public License as published by the Free
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9 | //# Software Foundation; either version 2 of the License, or (at your option)
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10 | //# any later version.
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11 | //#
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12 | //# This program is distributed in the hope that it will be useful, but
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13 | //# WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | //# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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15 | //# Public License for more details.
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16 | //#
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17 | //# You should have received a copy of the GNU General Public License along
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18 | //# with this program; if not, write to the Free Software Foundation, Inc.,
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19 | //# 675 Massachusetts Ave, Cambridge, MA 02139, USA.
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20 | //#
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21 | //# Correspondence concerning this software should be addressed as follows:
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22 | //# Internet email: Malte.Marquarding@csiro.au
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23 | //# Postal address: Malte Marquarding,
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24 | //# Australia Telescope National Facility,
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25 | //# P.O. Box 76,
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26 | //# Epping, NSW, 2121,
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27 | //# AUSTRALIA
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28 | //#
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29 | //# $Id:
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30 | //#---------------------------------------------------------------------------
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31 | #ifndef MATHUTILS_H
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32 | #define MATHUTILS_H
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33 |
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34 | #include <casa/aips.h>
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35 | #include <casa/Arrays/Vector.h>
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36 |
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37 | namespace mathutil {
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38 |
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39 | // Add new entry to list
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40 | template <class T>
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41 | casa::uInt addEntry(casa::Vector<T>& list, T val);
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42 |
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43 | // Find the scan boundaries from a list of ScanIDs
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44 | void scanBoundaries (casa::Vector<casa::uInt>& startInt,
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45 | casa::Vector<casa::uInt>& endInt,
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46 | const casa::Vector<casa::Int>& scanIDs);
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47 |
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48 | // Hanning smoothing
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49 | template <class T>
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50 | void hanning(casa::Vector<T>& out, casa::Vector<casa::Bool>& outmask,
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51 | const casa::Vector<T>& in, const casa::Vector<casa::Bool>& mask,
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52 | casa::Bool relaxed=False, casa::Bool ignoreOther=False);
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53 |
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54 | // Generate specified statistic
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55 | float statistics(const casa::String& which,
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56 | const casa::MaskedArray<casa::Float>& data);
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57 |
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58 | // Replace masked value by zero
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59 | void replaceMaskByZero(casa::Vector<casa::Float>& data,
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60 | const casa::Vector<casa::Bool>& mask);
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61 |
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62 | // Extend the
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63 | template <class T>
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64 | void extendLastArrayAxis(casa::Array<T>& out, const casa::Array<T>& in,
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65 | const T& initVal);
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66 |
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67 | };
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68 |
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69 | #endif
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