Tag Archives: data mining

Recommendation Engine Powered by Hadoop (Part 1)

Personalized recommendations are ubiquitous in social network and shopping sites these days. How do they do it? Al long as enough user interaction data is available for items e.g., products in shopping sites, a kind of recommendation engine based on … Continue reading

Posted in Collaborative Filtering, Data Mining, Hadoop and Map Reduce | Tagged , , | 25 Comments

Folding, Cross Validation with Map Reduce

In my current web log data mining project using Hadoop, I am trying to build a predictive model for predicting certain attributes of the web site visitor.  I have number of ETL (Extract, Transform and Load)tasks to prepare the data … Continue reading

Posted in Hadoop and Map Reduce | Tagged , , , | 3 Comments