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1 /*
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2 ==============================================================================
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3
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4 FeatureData.h
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5 Created: 28 Aug 2014 6:41:48pm
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6 Author: david.ronan
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7
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8 ==============================================================================
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9 */
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10
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11 #ifndef FEATUREDATA_H_INCLUDED
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12 #define FEATUREDATA_H_INCLUDED
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13
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14 #include "ObservationData.h"
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15 #include <string>
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16 #include <vector>
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17
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18 class FeatureData
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19 {
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20 public:
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21 FeatureData();
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22 ~FeatureData();
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23 FeatureData(std::vector<ObservationData> observationData, std::string label, std::string fileName, float sampleRate, int windowSize, float lengthOfAudioClip , float poolingTimeFactor)
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24 {
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25 m_ObservationData = observationData;
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26 m_Label = label;
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27 m_FileName = fileName;
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28 m_SampleRate = sampleRate;
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29 m_LengthOfAudioClip = lengthOfAudioClip;
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30 m_WindowSize = windowSize;
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31 m_poolingTimeFactor = poolingTimeFactor;
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32
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33 ComputeLowEnergyFeature();
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34 ComputeDeltaMFCCs();
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35
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36 //Pool the Data
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37 PoolData(m_poolingTimeFactor);
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38 };
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39
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40 std::vector<ObservationData> GetObservationData(){return m_ObservationData;}
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41
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42 std::vector<ObservationData> GetPooldedObservationDataAverage(){return m_PooledObservationDataAverage;}
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43 std::vector<ObservationData> GetWholeTrackObservationDataAverage(){return m_WholeTrackObservationDataAverage;}
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44
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45 std::vector<ObservationData> GetPooldedObservationDataStd(){return m_PooledObservationDataStd;}
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46 std::vector<ObservationData> GetWholeTrackObservationDataStd(){return m_WholeTrackObservationDataStd;}
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47
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48 std::vector<ObservationData> GetPooldedObservationDataMax(){return m_PooledObservationDataMax;}
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49 std::vector<ObservationData> GetWholeTrackObservationDataMax(){return m_WholeTrackObservationDataMax;}
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50
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51 std::vector<ObservationData> GetPooldedObservationDataMin(){return m_PooledObservationDataMin;}
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52 std::vector<ObservationData> GetWholeTrackObservationDataMin(){return m_WholeTrackObservationDataMin;}
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53
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54 std::string GetLabel(){return m_Label;}
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55 float GetPoolingTimeFactor(){return m_poolingTimeFactor;}
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56
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57
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58 private:
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59 void ComputeLowEnergyFeature();
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60 void ComputeDeltaMFCCs();
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61 void PoolData(float timefactor);
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62
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63 float Average(std::vector<float> v);
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64 float Deviation(std::vector<float> v, float ave);
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65 float Max(std::vector<float> v);
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66 float Min(std::vector<float> v);
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67
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68 std::vector<ObservationData> m_ObservationData;
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69
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70 std::vector<ObservationData> m_PooledObservationDataAverage;
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71 std::vector<ObservationData> m_WholeTrackObservationDataAverage;
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72
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73 std::vector<ObservationData> m_PooledObservationDataStd;
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74 std::vector<ObservationData> m_WholeTrackObservationDataStd;
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75
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76 std::vector<ObservationData> m_PooledObservationDataMax;
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77 std::vector<ObservationData> m_WholeTrackObservationDataMax;
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78
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79 std::vector<ObservationData> m_PooledObservationDataMin;
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80 std::vector<ObservationData> m_WholeTrackObservationDataMin;
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81
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82 std::string m_Label;
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83 std::string m_FileName;
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84
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85 float m_SampleRate;
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86 float m_LengthOfAudioClip;
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87
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88 int m_WindowSize;
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89 float m_poolingTimeFactor;
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90
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91 std::vector<std::vector<float>> m_deltamfccs;
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92 };
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93
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94
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95
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96 #endif // FEATUREDATA_H_INCLUDED
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