A couple of weeks ago I received the Myo Armband from Thalmic Labs and decided to connect it to my Lego Mindstorms EV3 and do my own proof of concept of this new technology. So I built a truck that can be controlled wirelessly with hand gestures. Following is a brief description of the project, […]
This article takes you through an example how to query, transform and visualize data from social media. We are going to collect tweets from twitter, store them in HDFS (Hadoop distributed file system) and use JAQL and Java MapReduce application to manipulate and transform the data. Finally, we will visualize the results using a spreadsheet-style […]