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A few months ago, I discovered Vertica’s “Counting Triangles”-article through Prismatic. The blog post describes a number of benchmarks on counting triangles in large networks. A triangle is detected whenever a vertex has two adjacent vertices that are also adjacent to each other. Imagine your social network; if two of your friends are also friends ...
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Today, Datablend announces Similr to be available for beta sign-up. Similr allows scientist (both from academics and enterprise) to quickly search for compounds that exhibit a particular chemical structure. It employs a wide range of fingerprinting algorithms, which combined, allow to identify matching compounds in millisecond time. Similr’s functionalities are available through a flexible and ...
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Recently, I’ve started implementing a number of Redis-based solutions for a Datablend customer. Redis is frequently referred to as the Swiss Army Knife of NoSQL databases and rightfully deserves that title. At its core, it is an in-memory key-value datastore. Values that are assigned to keys can be ‘structured’ through the use of strings, hashes, ...
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Last week, Hubway announced its Data Visualization Challenge. Hubway is a bike sharing system located in the Boston area: you simply pick up a bike at a particular station and drop it off at the closest station near your destination. For this challenge, Hubway released a CSV-file, containing over half a million rides. Each entry ...
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Yesterday evening, the 9th BigData.be MeetUp was organised at the offices of NGDATA in Ghent. With 45 people showing up, this was our best attended MeetUp till know, illustrating the growing popularity of Big Data in Belgium. The meeting had a line-up of three presentations: Kenny Helsens, who presented a wrap-up of the zimmo.be project ...
