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46 lines
898 B
C++
46 lines
898 B
C++
#pragma once
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//
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// FILE: Histogram.h
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// AUTHOR: Rob Tillaart
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// VERSION: 0.2.1
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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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#include "Arduino.h"
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#define HISTOGRAM_LIB_VERSION "0.2.1"
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class Histogram
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{
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public:
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Histogram(const int16_t len, float *bounds);
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~Histogram();
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void clear();
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void add(const float val);
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void sub(const float 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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float frequency(const int16_t idx);
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float PMF(const float val);
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float CDF(const float val);
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float VAL(const float prob);
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int16_t find(const float f);
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protected:
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float * _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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// -- END OF FILE --
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