scala

Finding related searches with Spark

Nov 19, 2013 spark related searches co-occurrence machine learning scala

Unsupervised learning from user behaviour When a user navigates a site they leave a valuable trail of information - what their first search was, what they followed this search with, and so on. Using this data we can learn related searches automatically by co-occurrence counting. This post takes you through the steps to …

Scala Future and the Elasticsearch Java API

Nov 16, 2013 scala elasticsearch futures java api

Most examples of the Elasticsearch Java API you’ll have seen follow the prepare/execute/actionGet pattern (in Scala): val response = client.prepareIndex("twitter", "tweet", "1") .setSource(jsonBuilder() .startObject() .field("user", "kimchy") .field("postDate", new …

Spark and Elasticsearch

Nov 12, 2013 spark scala elasticsearch big data

Elastic Sparkle If you work in the Hadoop world and have not yet heard of Spark, drop everything and go check it out. It’s a really powerful, intuitive and fast map/reduce system (and some). Where it beats Hadoop/Pig/Hive hands down is it’s not a massive stack of quirky DSLs built on top of layers of clunky …