Relational event modeling

F Bianchi, E Filippi-Mazzola, A Lomi… - Annual Review of …, 2024 - annualreviews.org
Advances in information technology have increased the availability of time-stamped
relational data, such as those produced by email exchanges or interaction through social …

From ties to events in the analysis of interorganizational exchange relations

F Bianchi, A Lomi - Organizational Research Methods, 2023 - journals.sagepub.com
Relational event models expand the analytical possibilities of existing statistical models for
interorganizational networks by:(i) making efficient use of information contained in the …

Random effects in dynamic network actor models

A Uzaheta, V Amati, C Stadtfeld - Network Science, 2023 - cambridge.org
Dynamic Network Actor Models (DyNAMs) assume that an observed sequence of relational
events is the outcome of an actor-oriented decision process consisting of two decision …

A goodness of fit framework for relational event models

V Amati, A Lomi, TAB Snijders - Journal of the Royal Statistical …, 2024 - academic.oup.com
We introduce a novel procedure to assess the goodness of fit in relational event models.
Building on existing auxiliary variable approaches developed in network modelling, the …

Fast meta-analytic approximations for relational event models: Applications to data streams and multilevel data

F Vieira, R Leenders, J Mulder - Journal of Computational Social Science, 2024 - Springer
Large relational-event history data stemming from large networks are becoming increasingly
available due to recent technological developments (eg digital communication, online …

Multiple clocks in network evolution

F Bianchi, A Stivala, A Lomi - Methodological innovations, 2022 - journals.sagepub.com
Relational event models shift the analytical focus away from network ties defined in terms of
transitions between mutually exclusive states of connectivity, to bonding processes …

A state-space relational event modeling approach for learning dynamic social interaction behavior

F Vieira, R Leenders, J Mulder - Methodological Innovations, 2024 - journals.sagepub.com
Relational event models (REMs) are the primary choice for the analysis of relational-event
network data. However, the standard REM assumes static parameters, which hinders the …

[HTML][HTML] A time to give and a time to receive: Role switching and generalized exchange in a financial market

A Lomi, F Bianchi - Social Networks, 2024 - Elsevier
We study the effect of generalized exchange as a possible mechanism reproducing the
flows of resources among participants in financial markets. In an analysis of on-line trading …

HFTCRNet: Hierarchical Fusion Transformer for Interbank Credit Rating and Risk Assessment

J Li, Z Zhou, J Zhang, D Cheng… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
As a prominent application of deep neural networks in financial literature, bank credit ratings
play a pivotal role in safeguarding global economic stability and preventing crises. In the …

[HTML][HTML] Modeling non-linear effects with neural networks in relational event models

E Filippi-Mazzola, EC Wit - Social Networks, 2024 - Elsevier
Dynamic networks offer an insight of how relational systems evolve. However, modeling
these networks efficiently remains a challenge, primarily due to computational constraints …