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56 lines
1.1 KiB
C++
56 lines
1.1 KiB
C++
#ifndef Histogram_h
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#define Histogram_h
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//
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// FILE: Histogram.h
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// AUTHOR: Rob Tillaart
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// VERSION: 0.1.5
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// PURPOSE: Histogram library for Arduino
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// DATE: 2012-11-10
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//
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// Released to the public domain
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//
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#include <stdlib.h>
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#include <math.h>
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#include <inttypes.h>
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#if defined(ARDUINO) && ARDUINO >= 100
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#include "Arduino.h"
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#else
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#include "WProgram.h"
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#endif
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#define HISTOGRAM_LIB_VERSION "0.1.5"
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class Histogram
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{
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public:
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Histogram(const int16_t len, double *bounds);
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~Histogram();
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void clear();
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void add(const double val);
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void sub(const double val);
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// number of buckets
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inline int16_t size() { return _len; };
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// number of values added to all buckets
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inline uint32_t count() { return _cnt; };
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// number of values added to single bucket
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int32_t bucket(const int16_t idx);
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double frequency(const int16_t idx);
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double PMF(const double val);
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double CDF(const double val);
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double VAL(const double prob);
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int16_t find(const double f);
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protected:
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double * _bounds;
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int32_t * _data;
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int16_t _len;
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uint32_t _cnt;
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};
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#endif
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// END OF FILE
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