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Why Data Science?
September 22, 2015
Hello!I am Ryan Swanstrom
Data Scientist and Blogger
You can find me (just about everywhere) at:@ryanswanstrom
More About Ryan
Blogger at Data Science 101 Employed by large bank PhD from SDSU Guest Blogger Influential On Twitter (for data science) Thought Leader by UC Berkeley
1.Data ProductsEnd Goal of Data Science
DataProduct
Any tool created with the help of data to
make a more informed decision
Examples
Dashboards Spreadsheets (sometimes) Emails (sometimes) People You May Know Movies to Watch Many Others
2.Data ScienceWhat is it?
Data Science is statistics on a Mac
@BigDataBorat2013
Data Scientist (n.) - Person who is
better at statistics than any software engineer and better at software engineering than any
statistician. @josh_wills
2012
A Data Scientist is a statistician
who lives in San Francisco
Unknown
Drew Conways Venn Diagram
http://drewconway.com/zia/2013/3/26/the-data-science-venn-diagram
Yanir Seroussi
http://yanirseroussi.com/2014/10/23/what-is-data-science/
Really, what is data science? According to NIST
Data science is the empirical synthesis of actionable knowledge from raw data through the complete data lifecycle process.
According to NIST Big Data Framework
Simpler Definition of Data Science
The creation of data products
Data Science Takes a Team
Similar to Sports
Specialization is important
One person cannot do it all
3.BIGDATABig Data Data Science
Three Vs of Big Data
Volume
Velocity
Variety
Data Science doesnt need big
data
Ryan SwanstromSept. 22, 2015
4.Data ScienceWorkflowHow to get there?
No Perfect Workflow
QuestionData
Preparation & Cleaning
Data Product
Analysis & Modeling
5.Data ScienceGoalsWhy do data science?
Get All Three
Descriptive
Predictive
Prescriptive
Thanks!I am hoping for questions?
You can find me everywhere at:@ryanswanstrom
Credits
Special thanks to all the people who made and released these awesome resources for free: Presentation template by SlidesCarnival Photographs by Unsplash & Death to the Stock Photo
(license)
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