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3.3.1 Multiclass Classification One vs all by Andrew Ng 

Computer Science Engineering
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Multiclass Classification
Machine Learning - Stanford University | Coursera
by Andrew Ng
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30 мар 2017

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Комментарии : 22   
@swathys7818
@swathys7818 4 года назад
Thank you for great explanation Sir!
@samueldushimimana3831
@samueldushimimana3831 4 года назад
well done Andrew
@ashwiniabhishek1504
@ashwiniabhishek1504 5 лет назад
Great video
@elbrenantonio5256
@elbrenantonio5256 4 года назад
Any video for multiclass entropy and entropy. Please show calculations sample. Thanks.
@IamPdub
@IamPdub 5 лет назад
Great video, can you make a video on Stemming with Multiclass Classification?
@ShahramDerakhshandeh-sf7ld
@ShahramDerakhshandeh-sf7ld 2 месяца назад
That's a great.❤
@akashprabhakar6353
@akashprabhakar6353 4 года назад
I did not get one thing...Suppose for a classification we get the max probability..then we wd be classifying only one class separately and rest 2 as another...but how are we classifying all 3 separately??
@shahadp3868
@shahadp3868 3 года назад
Nicely done it sir...what about one vs one
@randomcowgoesmoo3546
@randomcowgoesmoo3546 4 года назад
Thanks Andrew Yang, I'll definitely vote for you.
@LouisDuran
@LouisDuran 3 месяца назад
wrong dude, the other guy wants to give you UBI. This guy wants to give you OVA
@patriots7400
@patriots7400 2 месяца назад
why you shorten your last name? I want cite you!
@reachDeepNeuron
@reachDeepNeuron 3 года назад
instead of using superscript and subscript terms , had it been explained like start with the gist of what this algorithm does and then using math plus superscript , would help holding the audience and also motivating the audience to continue watching
@punkntded
@punkntded 5 лет назад
What does theta represent?
@ofathy1981
@ofathy1981 5 лет назад
learning rate
@ByteSizedBusiness
@ByteSizedBusiness 5 лет назад
@@ofathy1981 alpha is the learning rate in gradient descent .... theta is a parameter like weights in NN
@MelvinKoopmans
@MelvinKoopmans 5 лет назад
@@ofathy1981 Theta does not represent the learning rate, instead it represents the parameters of the model (e.g. the weights). So P(y | x; θ) translates to English as "The probability of *y* given *x* , parameterized by *θ* ".
@amirdaneshmand9743
@amirdaneshmand9743 3 года назад
That the parameters of logistic classifier which is trained separately for each case
@bismeetsingh352
@bismeetsingh352 4 года назад
Don't you have legal issues for copying content from coursera
@thesteve0345
@thesteve0345 4 года назад
I am pretty sure coursera copied from his content.
@GelsYT
@GelsYT 4 года назад
he is coursera
@jaideepsingh7955
@jaideepsingh7955 3 года назад
@@GelsYT hahaha true..
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