no code implementations • 19 Oct 2015 • Hansi Jiang, Carl Meyer
In this paper the exact linear relation between the leading eigenvectors of the modularity matrix and the singular vectors of an uncentered data matrix is developed.
no code implementations • 9 May 2015 • Hansi Jiang, Carl Meyer
This paper develops the exact linear relationship between the leading eigenvector of the unnormalized modularity matrix and the eigenvectors of the adjacency matrix.
no code implementations • 21 Aug 2014 • Daniel Godfrey, Caley Johns, Carl Meyer, Shaina Race, Carol Sadek
We clustered the tweets using k-means, a commonly used clustering algorithm, and Non-Negative Matrix Factorization (NMF) and compared the results.
no code implementations • 5 Aug 2014 • Shaina Race, Carl Meyer
A novel framework for consensus clustering is presented which has the ability to determine both the number of clusters and a final solution using multiple algorithms.
no code implementations • 5 Aug 2014 • Shaina Race, Carl Meyer, Kevin Valakuzhy
We use a cluster ensemble to determine the number of clusters, k, in a group of data.