Probability formula in machine learning












0












$begingroup$


I am reading Andrew Ng's notes on machine learning. I encountered a difficulty in notes#5, page 7: https://see.stanford.edu/materials/aimlcs229/cs229-notes5.pdf



here's the formula



I struggle to understand how it is derived. Can someone please help?



Thanks!










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$endgroup$












  • $begingroup$
    Do you understand equation 1 on page 7?
    $endgroup$
    – Aniruddh Venkatesan
    Jan 18 at 3:53










  • $begingroup$
    yes i do understand
    $endgroup$
    – kevin zhang
    Jan 18 at 3:55
















0












$begingroup$


I am reading Andrew Ng's notes on machine learning. I encountered a difficulty in notes#5, page 7: https://see.stanford.edu/materials/aimlcs229/cs229-notes5.pdf



here's the formula



I struggle to understand how it is derived. Can someone please help?



Thanks!










share|cite|improve this question









$endgroup$












  • $begingroup$
    Do you understand equation 1 on page 7?
    $endgroup$
    – Aniruddh Venkatesan
    Jan 18 at 3:53










  • $begingroup$
    yes i do understand
    $endgroup$
    – kevin zhang
    Jan 18 at 3:55














0












0








0





$begingroup$


I am reading Andrew Ng's notes on machine learning. I encountered a difficulty in notes#5, page 7: https://see.stanford.edu/materials/aimlcs229/cs229-notes5.pdf



here's the formula



I struggle to understand how it is derived. Can someone please help?



Thanks!










share|cite|improve this question









$endgroup$




I am reading Andrew Ng's notes on machine learning. I encountered a difficulty in notes#5, page 7: https://see.stanford.edu/materials/aimlcs229/cs229-notes5.pdf



here's the formula



I struggle to understand how it is derived. Can someone please help?



Thanks!







probability






share|cite|improve this question













share|cite|improve this question











share|cite|improve this question




share|cite|improve this question










asked Jan 18 at 3:50









kevin zhangkevin zhang

31




31












  • $begingroup$
    Do you understand equation 1 on page 7?
    $endgroup$
    – Aniruddh Venkatesan
    Jan 18 at 3:53










  • $begingroup$
    yes i do understand
    $endgroup$
    – kevin zhang
    Jan 18 at 3:55


















  • $begingroup$
    Do you understand equation 1 on page 7?
    $endgroup$
    – Aniruddh Venkatesan
    Jan 18 at 3:53










  • $begingroup$
    yes i do understand
    $endgroup$
    – kevin zhang
    Jan 18 at 3:55
















$begingroup$
Do you understand equation 1 on page 7?
$endgroup$
– Aniruddh Venkatesan
Jan 18 at 3:53




$begingroup$
Do you understand equation 1 on page 7?
$endgroup$
– Aniruddh Venkatesan
Jan 18 at 3:53












$begingroup$
yes i do understand
$endgroup$
– kevin zhang
Jan 18 at 3:55




$begingroup$
yes i do understand
$endgroup$
– kevin zhang
Jan 18 at 3:55










0






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