At Yahoo!, Hadoop plays a central role in providing personalized experiences for our users and creating value for our advertisers. To serve Yahoo!’s emerging business needs, the Cloud Engineering Group is working on a next generation platform that enables the convergence of big-data and low-latency processing. Figure 1. Personalization based on User InterestsFigure 1. Personalization based on Use
Recommendation and personalization systems are an important part of many modern websites. Graphs provide a natural way to represent the behavioral data that is the core input to many recommendation algorithms. Thomas Pinckney and his colleagues at Hunch (recently acquired by eBay) built a large scale recommendation system, and then ported the technology to eBay. Thomas will be discussing how his t
We present the architecture behind Twitter's real-time related query suggestion and spelling correction service. Although these tasks have received much attention in the web search literature, the Twitter context introduces a real-time "twist": after significant breaking news events, we aim to provide relevant results within minutes. This paper provides a case study illustrating the challenges of
Accepted Papers Full Papers (72) Opinion Fraud Detection in Online Reviews by Network Effects Leman Akoglu, Rishi Chandy, Christos Faloutsos Mathematical Models of Fads Explain the Temporal Dynamics of Internet Memes Christian Bauckhage, Kristian Kersting, Fabian Hadiji Blind Men and the Elephant: Detecting Evolving Groups In Social News Roja Bandari, Hazhir Rahmandad, Vwani P. Roychowdhury Online
jq is a lightweight and flexible command-line JSON processor. jq is like sed for JSON data - you can use it to slice and filter and map and transform structured data with the same ease that sed, awk, grep and friends let you play with text. jq is written in portable C, and it has zero runtime dependencies. You can download a single binary, scp it to a far away machine of the same type, and expect
curlとかで取ってきたJSONを整形して表示したかったのでググったらいい方法があったので。 unix - How to pretty-print JSON from the command line? - Stack Overflow パイプで`python -mjson.tool`に渡すだけ。pythonすごい。 $ curl -s http://api.tumblr.com/v2/blog/david.tumblr.com/info\?api_key\=fuiKNFp9vQFvjLNvx4sUwti4Yb5yGutBN4Xh10LXZhhRKjWlV4 | python -mjson.tool { "meta": { "msg": "OK", "status": 200 }, "response": { "blog": { "ask": true, "ask_anon": false
Update (Jul1 19, 2013) - tmux 1.8 is out, and with it comes a simplified integration with the OS X clipboard. Check out tmux Copy and Paste on OS X: A Better Future for or updated technique. tmux is becoming pretty popular as of late, but as with any new technology, there are skeptics. I’m here to quell some rumors and outline how to start using tmux effectively. Out of all the questions I get, th
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