2 papers
cs.LG2025
Cardinality-Regularized Hawkes-Granger Model
Tsuyoshi Idé, Georgios Kollias, Dzung T. Phan +1
We propose a new sparse Granger-causal learning framework for temporal event data. We focus on a specific class of point processes called the Hawkes process. We begin by pointing o…
cs.SI2025
Targeted Advertising on Social Networks Using Online Variational Tensor Regression
Tsuyoshi Idé, Keerthiram Murugesan, Djallel Bouneffouf +1
This paper is concerned with online targeted advertising on social networks. The main technical task we address is to estimate the activation probability for user pairs, which quan…