機器學習之Coursera Andrew Ng 《Machine Learning》 week 6 test 2
本系列文章是coursera上Andrew Ng的《Machine Learning》的測驗題，每次測驗都會有不同的錯，記錄下來，不定時的補充。錯的題目希望能幫我改正一下，我改錯的也希望大家能提出。 1、 Accuarcy = (85 + 10) / 1000 = 0.095 Precision = 85 / (85 + 890) = 0.087 Recall = 85 / (85 + 15) =
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