A series of some problems solved using MapReduce on Hadoop.
- Word Count: Count the occurrence of all the words in an input text file.
- Matrix Multiplication: Multiplication of two matrices.
- K-means Clustering: Clustering of textual input data.
- Flajolet-Martin Algorithm: Count the no. of distinct elements in a data stream.
- Frequent Itemset Mining: Market Basket Analysis of pair of frequent itemsets.
- PageRank Algorithm: Calculate the page rank of all the web pages in a web graph.