Machine Learning... what I have learned so far

Supervised Learning

Finding the right model to fit data

Like reverse Algebra

we only know x and y 

Try to find the min delta

Multiple Params

Find the best model

 

Classification

True of False

y = 1/(1+ e^(-theta * X))
so y will always be (0,1)

Identify more than one:
one vs all

Regression
FTW!!!!!

Overfitting

One vs all is not very good...

Picking param is hard :(

Neural Network FTW!!!

No time, next time!

Rise of cheap machine!

Coursera

 

https://www.coursera.org/learn/machine-learning

Machine Learning... or what I have learn so far

By Richard Hsu

Machine Learning... or what I have learn so far

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