Quantifying Node-based Core Resilience

1 code implementation • 21 Jun 2023 • Jakir Hossain, Sucheta Soundarajan, Ahmet Erdem Sarıyüce

We first show that a previously proposed measure, Core Strength, does not correctly capture the core resilience of a node upon edge removals.

Temporal Motifs for Financial Networks: A Study on Mercari, JPMC, and Venmo Platforms

no code implementations • 18 Jan 2023 • Penghang Liu, Rupam Acharyya, Robert E. Tillman, Shunya Kimura, Naoki Masuda, Ahmet Erdem Sarıyüce

For the Venmo network, we investigate the interplay between financial and social relations on three tasks: friendship prediction, vendor identification, and analysis of temporal cycles.

Fraud Detection