April 2017
Intermediate to advanced
532 pages
12h 39m
English
book
Machine Learning with Spark - Second Edition
by Rajdeep Dua, Brian O'Neill, Stephen Boesch, Manpreet Singh Ghotra, Nick Pentreath
Content preview from Machine Learning with Spark - Second Edition
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Exploring the face data
We will use the Spark application to analyze the data. Make sure the data is unzipped into the data folder as follows:
Chapter_09|-- 2.0.x| |-- python| |-- scala|-- data
The actual code is in the scala folder, except a few graphs, which are in the python folder:
scala|-- src| |-- main| | |-- java| | |-- resources| | |-- scala| | | |-- org| | | |-- sparksamples| | | |-- ImageProcessing.scala| | | |-- Util.scala| | |-- scala-2.11| |-- test
Now that we've unzipped the data, we face a small challenge. Spark provides us with a way to read text files and custom Hadoop input data sources. However, there is no built-in functionality to allow us to read images.
Spark provides a method called wholeTextFiles, which allows ...
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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.