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ANWB Big data Proof of Concept

ANWB Big data Proof of Concept

At the ANWB people are constantly trying to improve the services they provide. One of these services is to provide traffic information. In the Netherlands the National Data Warehouse for Traffic Information (NDW) provides an enormous database of both real-time and historic traffic data. This data comes from many different sources and is available as open […]

Server-side clustering of geo-points on a map using Elasticsearch – continued

In a previous post I described a problem of data visualization and a possible solution provided by a plugin of elasticsearch. I noticed that elasticsearch might one day evolve to make the plugin unnecessary. That day seems to have come: starting from version 1.0.0, elasticsearch includes Aggregations, a new API for data mining. In this post I’ll […]