2 papers
math.PR2026
Waning Immunity Fails to Restore a Positive Epidemic Threshold on Power-Law Networks
Zihao He, Souvik Dhara, Debankur Mukherjee
In a seminal work, Chatterjee and Durrett (2009) established that for the SIS epidemic process on random graphs with power-law degree distributions, the infection survives for an e…
math.ST2024
The Power of Two Matrices in Spectral Algorithms for Community Recovery
Souvik Dhara, Julia Gaudio, Elchanan Mossel +1
Spectral algorithms are some of the main tools in optimization and inference problems on graphs. Typically, the graph is encoded as a matrix and eigenvectors and eigenvalues of the…