November 2017
Beginner to intermediate
366 pages
7h 59m
English
Content preview from R Data Analysis Projects
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Record Linkage - Stochastic and Machine Learning Approaches
In a large database of records, synonymous records pose a great problem. Two records referring to the same entity are considered to be synonymous. In the absence of a common identifier, such as a primary key or foreign key, joining such records based on the entities is a tough task. Let's illustrate this with a quick example. Consider the following two records:
| Sno | First name | Middle name | Last name | Address | City | State | Zip |
| 1 | John | NULL | NULL | 312 Delray Ave | Deer Field | FL | 33433 |
| 2 | John | NULL | Sanders | 312 Delray Beach Ave | Deer Field | FL | 33433 |
Both the records refer to the same entity, one Mr. John. Record linkage refers to an umbrella of algorithms that are designed to solve the ...
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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.