Problem in week 3 practice lab : logistic regression

Course Q&A Machine Learning Specialization Supervised ML: Regression and Classification
1

Hello everyone,

I met a difficulty in logistic regression. I do not know how to resolve it. I do not know if there is any code error. I will be grateful if you can help me fix this problem.

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11409×631 62.8 KB

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41434×420 28.2 KB

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51361×834 55.7 KB

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Hello Penghao, welcome to our community. You didn’t accumulate the value for z_wb properly, and you might take a look at how you accumulated dj_dw[j] for reference.

Raymond

PS: We can’t share assignment code here so I am removing it.

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Dear Raymond

Thanks for your reply. I have resolved it.

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