Graph algorithms and sparsification techniques have emerged as pivotal tools in the analysis and optimisation of complex networked systems. These approaches focus on reducing the number of edges in a ...

Spectral clustering is quite complex, but it can reveal patterns in data that aren't revealed by other clustering techniques. Data clustering is the process of grouping data items so that similar ...

This is a preview. Log in through your library . Abstract A non-backtracking walk on a graph, H, is a directed path of directed edges of H such that no edge is the inverse of its preceding edge.

Managerial and Decision Economics, Vol. 31, No. 1 (JANUARY 2010), pp. 47-62 (16 pages) This paper reconsiders empirical evidence on relationships among variables related to corporate strategy, ...