Files
secondo/Algebras/TimeSeries/tsmotifop.h
2026-01-23 17:03:45 +08:00

76 lines
2.6 KiB
C++

/*
----
This file is part of SECONDO.
Copyright (C) 2020,
Faculty of Mathematics and Computer Science,
Database Systems for New Applications.
SECONDO is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
SECONDO is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with SECONDO; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
----
//[$][\$]
//[_][\_]
*/
#ifndef TSMOTIFOP_H
#define TSMOTIFOP_H
#include "Stream.h"
#include "../Relation-C++/RelationAlgebra.h"
#include "../Algebras/OrderedRelation/OrderedRelationAlgebra.h"
#include "../ExtRelation-2/TupleBuffer2.h"
#include "tsop.h"
#include "secondohelper.h"
#include <numeric>
#include <ctime>
using std::vector;
using std::string;
using std::set;
using std::cout;
using std::to_string;
class TSMotifOp : public TsOp
{
public:
TSMotifOp();
static ListExpr tsMotifBfTypeMap(ListExpr);
static int tsMotifBfFunValueMap(Word*, Word&, int, Word&, Supplier);
static int tsMotifBfValueMap(Word*, Word&, int, Word&, Supplier);
static int tsPaaValueMap(Word*, Word&, int, Word&, Supplier);
static ListExpr tsPaaTypeMap(ListExpr);
static int tsMotifMueenKeoghValueMap(Word*, Word&, int, Word&, Supplier);
static ListExpr tsMotifMueenKeoghTypeMap(ListExpr);
private:
static bool is_non_trivial_match(vector<Tuple*>,
int, vector<Tuple*>, int, double);
static double compute_distance(vector<Tuple*>,
vector<Tuple*>);
static bool is_non_trivial_match_fun(vector<Tuple*>,
int, vector<Tuple*>, int,
double, ArgVectorPointer);
static double compute_distance_fun(vector<Tuple*>,
vector<Tuple*>, ArgVectorPointer);
static vector<Tuple*> mueenKeogh(vector<Tuple*> timeseries_data,
int number_of_references, int motif_length,
int subsequence_length);
static double standard_deviation(vector<double> distance);
static double dist(const vector<double> &d_i, const vector<double> &d_j);
};
#endif // TSMOTIFOP_H