fcd.trans:
The graph based penalty transformation matrix
Description
Get the graph based penalty transformation matrix.
Usage
fcd.trans(A)
Arguments
A
input matrix -- adjacency matrix of an observed graph based on the non-isolated nodes, of dimension n.noniso x n.noniso, where n.noniso is the number of the non-isolated nodes.
Value
the graph based penalty transformation matrix, of dimension $|E| \times n$, where $|E|$ is the number of edges in the graph and $n$ is the number of nodes.
References
Yang Feng, Richard J. Samworth and Yi Yu, Fused Community Detection, manuscript.