http://www.hellodatascience.com/

1) 2) 3) 1

?

CS Ph.D 2012 & ?3

?

SIGIR Tutorial on IR Evaluation

: http://bit.ly/1Zo7Ktl

, , 6

: AwesomePositiveSo SoAwful Very SuccessfulPerfect5Excellent5Good4Fair3SuccessfulExcellent5Good4Fair3Fair3So soGood4Fair3Fair3Bad2UnsuccessfulFair3Fair3Bad2Nightmare1

(Vimeo)

7

Yes24 :

, 8

:

9

?

:

.10

?

= ( )

+++

?

1.

2.

3. ()

!

1. ?

OK

!

?

15

(Training) (RMSE)(Training) (RMSE)

.

16

(outlier)

17

: http://simplystatistics.org/2014/05/07/why-big-data-is-in-trouble-they-forgot-about-applied-statistics/

18

2.

OK

!

(+)

https://en.wikipedia.org/wiki/John_Snow_(physician)

3. ()

OK

R

/

/

:

http://www.hellodatascience.com/?p=136

15 ? ?

http://quantifiedself.com/2014/08/stefan-hoovenar-father-quantified-diabetic/

?

1. .

2. .

3. .

, !

?

1:

(Label)

28

1xy.

!

?

?

/ ? !12.

*: 30

2:

31

.

?32

1nm1xy.

nm1xy.

http://vita.had.co.nz/papers/tidy-data.pdf

.33

RC /

http://www.hellodatascience.com/?p=136

34

-R Rhttp://www.hellodatascience.com/?p=136

35

3:

: ?

36

http://www.hellodatascience.com/?p=323

:

http://guns.periscopic.com/?year=2013

!

.

.

.

&

.40

?

https://brunch.co.kr/@lifidea/6

42

?

?

?

?

? ? ?43

:

: DM /

/

GA ?

:

ZOYI:

:

:

:

:

Special thanks to

:

: 55

. , . ?

.56

:

,

:

?

: &

:

https://goo.gl/V2QQ2Ehttps://goo.gl/0F8dS9

61

?

:

: /

: /

:

66

:

1 2

!

2

68

:

69

&

?

:

:

/

& &

Funnel73

74

: https://brunch.co.kr/@lifidea/8

Thanks Amazon for this amazing opportunity!75

1) 2) FAN ? FAN ?

&

https://www.facebook.com/groups/livingdata/

:

/ /

?79

!

http://www.hellodatascience.com/

2016 3 !

Yes24 :

80

http://www.hellodatascience.com/ Yes24 :

1) 2) 3) 81