Parallel KMeans using MPI

A parallel implementation of KMeans, in C, using MPI.

2nd Course Assignment for Parallel and Distributed Computing Systems (2013).

How to use

1. Install mpich2: sudo apt-get install libcr-dev mpich2 mpich2-doc
2. Run make command in a unix-based system
3. Run the executable using mpirun -np N, where N is the number of processes.

#####Arguments#####

number of points, dimensions, clusters

Example:

For 3 processes, 100 points, 3 dimensions and 3 clusters:

mpirun -np 3 ./kmeansTest 100 3 3

Output

Info messages in stdout. Results are saved to files (centroids, ClusterSize, dataset and Index).