Can I Recommend a movie for you? Now, on this booth! Get movie recommendations using the Grid

Using Grids to support Recommender Systems DEMO

www.canalcinefilia.com.br

www.canalcinefilia.com.br - rating movies

MySQL www

User’s profile

Recommender system Algorithm

User’s profile

Rating Matrix 390 users X 900 movies ~ 351,000 comparisons per user

User’s neighborhood 0.9 0.8 0.7 0.6 0.5 0.4 0.3 1 Pearson Correlation -1 < r < 1

Will the user enjoy the movie “Yes Man” ? Generating the recommendations User’s neighborhood This repeats for every movie not rated 0.9 0.8 0.6 0.4 0.3 Weighted mean Rating Prediction generated

Implementation on the Grid

MySQL www

Grid UI .JDL LFC

SE SE

Grid UI Input sandbox Recommender.class Start.sh mdclient.config

Grid UI WMS

CE 1 CE 2 CE n WN WN WN SE SE

Version I

CE 1 CE 2 CE n WN WN WN .SQL .SQL .SQL .SQL .SQL .SQL .SQL .SQL .SQL

Grid UI WMS Output sandbox .SQL .SQL .SQL

MySQL www

Version II

CE 1 CE 2 CE n WN WN WN AMGA

MySQL www

Version III (future work)

CE 1 CE 2 CE n WN WN WN GRelC API GRelC API GRelC API

MySQL www

The End Thank you! [email_address] http://applications.eu-eela.eu/application_details.php?ID=59