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Table 1 Heat pump characteristics and available ground truth data

From: Detection of heat pumps from smart meter and open data

Dep. variable Class Class size Relative
Heat pump existence Heat pump 93 23%
  No heat pump 304 77%
Heat pump type (reservoir) Ground source 63 16%
  Air source 24 6%
  No heat pump 304 78%
Heat pump age <10 49 54%
(binary) ≥10 41 46%
Heat pump age <10 49 54%
(three classes) 10≤X<20 31 34%
  ≥20 10 11%