startup - big data - data science
TRANSCRIPT
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Startup
@teguhn
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What is startup?
“a business or undertaking that has recently begun operation”The American Heritage Dictionary
“a company designed to grow fast”Paul Graham
“a temporary organization used to search for a repeatable and scalable business model”Stave Blank
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Startup Culture
● Creative problem solving● Open communication● A flat hierarchy
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Lean Startup
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Lean Approach
http://www.slideshare.net/Leananalytics
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Lean Approach
http://www.slideshare.net/Leananalytics
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Big Data
@teguhn
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Big Data is cultural phenomenon
It describes how much data is part of our lives, precipitated by accelerated advances in technology
http://www.internetlivestats.com/
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4 V’s
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Value Chains of Big Data
● Infrastructure(Data Origins to Data Integration)
● Analytics(Data Science world)
● Applications(Implementation)
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Big Data Landscape
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Data Science
@teguhn
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Why Data Science?
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LinkedIn Hottest Skills
“(statistical analysis and data mining) It is the only skill category that is consistently ranked in the top 4 across all of the countries we analyzed.”http://blog.linkedin.com/2016/01/12/the-25-skills-that-can-get-you-hired-in-2016/
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Skills of Data Scientists
http://www.business2community.com/big-data/big-data-and-analytics-value-chain-cross-section-0589031
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Skills of Data Scientists
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Types of questions
● Descriptive: What happened?● Exploratory: See patterns in variables● Inferential: Estimating variables population● Causal: Does x affect y?● Predictive: Predict values for another object
Image : http://www.gs.washington.edu/academics/courses/akey/56008/lecture/lecture1.pdf
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Test your hypothesis with A/B Testing
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Why A/B Testing?● Randomization experiment● Confirming which idea is better● Only some users will be tested● Development effectivity● Know the significance of the change● Utilizing traffic
Image : http://www.gs.washington.edu/academics/courses/akey/56008/lecture/lecture1.pdf
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Referenceshttps://rjmetrics.com/resources/reports/the-state-of-data-science/
https://datasciencespecialization.github.io
http://www.gs.washington.edu/academics/courses/akey/56008/lecture.htm
http://datascopeanalytics.com/blog/six-qualities-of-a-great-data-scientist/
http://conferences.oreilly.com/strata/big-data-conference-uk-2015/public/schedule/detail/39814
https://datajobs.com/what-is-data-science
http://mattturck.com/2016/02/01/big-data-landscape/
http://www.business2community.com/big-data/big-data-and-analytics-value-chain-cross-section-0589031
Lillian Pierson, “Data Science for Dummies”