Machine learning over graphs have been emerging as powerful learning tools for graph
data. However, it is challenging for industrial communities to leverage the techniques, such …

Abstract The presence of Super-Apps have changed the way we think about the interactions
between users and commerce. It then comes as no surprise that it is also redefining the way …

With the rapid development of Graph Neural Networks (GNNs), more and more studies focus
on system design to improve training efficiency while ignoring the efficiency of GNN …

In the digital financial services era, Peer-to-Peer (P2P) lending has emerged as a significant
innovation in fintech. However, credit risk remains a major concern due to the potential for …

With the development of digital technology, enterprises' online financial business
capabilities continue to improve. Predicting the default risk of borrowers is an important …

Resumen en español Las Super-Apps han revolucionado el mercado de servicios
financieros al ofrecer soluciones prácticas ya la medida de cada individuo. En este trabajo …

This thesis presents three empirical studies about the peer-to-peer (P2P) lending market.
The first study examines whether the announcement of a government support policy could …

Financial institutes have to be in a position to describe and to analyze the networks of
obligors in their credit portfolios. If one obligor defaults who is numerously connected with …