Slides - Carnegie Mellon University

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{Other data-sources} 97 Disaggregat f s1 f or motion s2 power
{Sensing} Historical Data App. Database Adapter SOX lib Web Service Sensor Gateway Sensor Registry Meta-Sensor Domain Data Handler Discovery Historical Data App. App. App. Event Node(s)
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Towards Energy-Aware Facilities Thr
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4 {Benchmarking Buildings} 35 MW /
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6 Collaborators • Faculty: - Luci
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9 {Motivation} Monthly: Free Daily:
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{Vision} 11
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{1 Sample/minute} 13
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{Sub-second} 15
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{Challenges} 19
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21 {Research Questions} • RQ1: -
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23 {Research Questions} • RQ3: -
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25 {Data collection} • A, E: •
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27 {Outline} • Introduction • R
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29 {Data Acquisition} A v(t) i(t) B
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31 {Data Pre-Processing} Real Power
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{Power Spectrum} 33
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{Power Spectrum} 35
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{Power Spectrum} 37
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{Detecting Events} 39
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{Detecting Events} 41
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43 {Feature Extraction} Linear regr
Page 43 and 44: 45 {Classification} k-NN: Gaussian
Page 45 and 46: A A 47 t 1,2 t 1,2 t 2,3 B B C A A
Page 47 and 48: {Energy Computation} 49
Page 49 and 50: {Event Detection Results} 51
Page 51 and 52: 53 {Classification Results} Validat
Page 53 and 54: {Overall Performance} 56
Page 55 and 56: 58 {Overall Performance: C.0} watts
Page 57 and 58: {Classification Error} 60
Page 59 and 60: {Energy Identification Ratios} 62
Page 61 and 62: 64 {Outline} • Introduction • R
Page 63 and 64: {Transients: Refrigerator} 66
Page 65 and 66: {Transients: Microwave} 68
Page 67 and 68: {General Models} 70
Page 69 and 70: 72 {Eigen-analysis} < >
Page 71 and 72: {U 2 : Refrigerator Turn-on } 74
Page 73 and 74: 76 {Correlation u i u j } Harmonics
Page 75 and 76: {Cross-correlation Results: C.0} 78
Page 79 and 80: {Week-long datasets} 82
Page 81 and 82: {Television (D)} 84
Page 83 and 84: {Refrigerator (C.4)} 86
Page 85 and 86: {Assumptions} 88
Page 89 and 90: 92 {Research Questions} • RQ2: -
Page 93: {Latent Variable Models} 96
Page 97 and 98: {New insights} 102
Page 99 and 100: {Other sources} 104
Page 101 and 102: 106 Waste Detection Automatically d
Page 103 and 104: 108 {Broader Concept of Energy} Aut
Page 105: 110 Questions? THE END
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Slides - Carnegie Mellon University

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