2 papers
physics.soc-ph2026
Network exploration by random walks: A large deviation perspective
Sarvesh K. Upadhyay, Trifce Sandev, Sanjay Kumar +1
We study exploration properties of a random walk on a network. For a fully connected network we find that the problem can be mapped to the well known coupon collector problem, thus…
physics.soc-ph2025
Bunching of extreme events on complex network
Sarvesh K. Upadhyay, Vimal Kishore, Sanjay Kumar +1
Extreme events such as earthquakes, floods, and power blackouts often display burst phenomena where multiple extreme events occur in quick succession or in bunches. This study exam…