• 제목/요약/키워드: %HALAB Curve

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철도 승강장 소음의 청감실반응평가모형에 대한 적합도 검정 (Classification Accuracy Test of Hearing Laboratory Test Models for Railway Noise at Station Platform)

  • 김필립;안소연;전혜성;이재관;박성현;장서일;박일건;정찬구;권세곤
    • 한국소음진동공학회논문집
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    • 제25권4호
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    • pp.299-305
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    • 2015
  • A statistical annoyance model to railway noise at platform was proposed by jury evaluation test performed in hearing laboratory. ITX-Saemaeul and Mugunghwa were chosen as the noise sources of the test, and announcement sound was included to simulate real situation. Logistic regression analysis produced %HALAB curve. Hosmer-Lemeshow test and classification accuracy test were used to verify the model's statistical significance. It was shown that the model which was generated from relatively small number of samples is statistically significant.