source: trunk/src/SDMath.h @ 48

Last change on this file since 48 was 48, checked in by mmarquar, 20 years ago

Fixed various defects. Added averaging of multiple scans, rms, and reworked baseline fitting.

  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 2.7 KB
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1//#---------------------------------------------------------------------------
2//# SDMath.h: A collection of single dish mathematical operations
3//#---------------------------------------------------------------------------
4//# Copyright (C) 2004
5//# Malte Marquarding, ATNF
6//#
7//# This program is free software; you can redistribute it and/or modify it
8//# under the terms of the GNU General Public License as published by the Free
9//# Software Foundation; either version 2 of the License, or (at your option)
10//# any later version.
11//#
12//# This program is distributed in the hope that it will be useful, but
13//# WITHOUT ANY WARRANTY; without even the implied warranty of
14//# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General
15//# Public License for more details.
16//#
17//# You should have received a copy of the GNU General Public License along
18//# with this program; if not, write to the Free Software Foundation, Inc.,
19//# 675 Massachusetts Ave, Cambridge, MA 02139, USA.
20//#
21//# Correspondence concerning this software should be addressed as follows:
22//#        Internet email: Malte.Marquarding@csiro.au
23//#        Postal address: Malte Marquarding,
24//#                        Australia Telescope National Facility,
25//#                        P.O. Box 76,
26//#                        Epping, NSW, 2121,
27//#                        AUSTRALIA
28//#
29//# $Id:
30//#---------------------------------------------------------------------------
31#ifndef _SDMATH_H_
32#define _SDMATH_H_
33
34#include <string>
35#include <vector>
36#include <aips/Utilities/CountedPtr.h>
37
38namespace atnf_sd {
39
40class SDMemTable;
41
42class SDMath {
43public:
44  static CountedPtr<SDMemTable> average(const CountedPtr<SDMemTable>& in);
45  static CountedPtr<SDMemTable> quotient(const CountedPtr<SDMemTable>& on,
46                                         const CountedPtr<SDMemTable>& off);
47  static CountedPtr<SDMemTable> multiply(const CountedPtr<SDMemTable>& in,
48                                         Float factor);
49 
50  static CountedPtr<SDMemTable> baseline(const CountedPtr<SDMemTable>& in,
51                                         const std::string& fitexpr,
52                                         const std::vector<bool>& mask);
53  static CountedPtr<SDMemTable> hanning(const CountedPtr<SDMemTable>& in);
54
55  static CountedPtr<SDMemTable>
56  averages(const Block<CountedPtr<SDMemTable> >& in,
57           const Vector<Bool>& mask);
58
59  static CountedPtr<SDMemTable>
60  averagePol(const CountedPtr<SDMemTable>& in, const Vector<Bool>& mask);
61
62  static Float rms(const CountedPtr<SDMemTable>& in,
63                   const std::vector<bool>& mask);
64 
65  static CountedPtr<SDMemTable> bin(const CountedPtr<SDMemTable>& in,
66                                    Int width);
67 
68private:
69  static bool fit(Vector<Float>& thefit, const Vector<Float>& data,
70                  const Vector<Bool>& mask, const std::string& fitexpr);
71 
72};
73} // namespace
74
75#endif
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