April 2014
Beginner
336 pages
8h 49m
English
Content preview from Developing Analytic Talent: Becoming a Data ScientistBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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CHAPTER6
Data Science Application Case Studies
The previous chapter discussed material that should be part of your data science training. The material was less focused on metrics and more on applications. This chapter discusses case studies, real-life applications, and success stories. It covers various types of projects, ranging from stock market techniques based on data science, to advertising mix optimization, fraud detection, search engine optimization, astronomy, automated news feed management, data encryption, e-mail marketing, and relevancy problems (online advertising).
Stock Market
Following is a simple strategy recently used in 2013 to select and trade stocks from the S&P 500, with consistently high returns, based on data science. This section also discusses other strategies, modern trends, and an API that can be used to offer stock signals to professional traders based on technical analysis.
Pattern to Boost Return by 500 Percent
This pattern was found on recent price activity for the 500 stocks that are part of the S&P 500 index. It multiplied the return by factor 5. For each day between 4/24 and 5/23, companies that experienced the most extreme returns—among these 500 companies—were looked at comparing today's with yesterday's closing price's.
Then the daily performance the following day was looked at (again comparing day-to-day close prices), for companies that ranked either #1 or #500. Companies that ranked #1 also experienced (on average) a boost in stock price ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.