Browsing Department of Informatics by Author "Parviainen, Pekka"
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Convergence of Feedback Arc Set-Based Heuristics for Linear Structural Equation Models
Gillot, Pierre; Parviainen, Pekka (Journal article; Peer reviewed, 2022)Score-based structure learning in Bayesian networks, where local structures in the graph are given a score and one seeks to recover a high-scoring DAG from data, is an NP-hard problem. While the general learning problem ... -
Measuring Adversarial Robustness using a Voronoi-Epsilon Adversary
Kim, Hyeongji; Parviainen, Pekka; Malde, Ketil (Journal article; Peer reviewed, 2023)Previous studies on robustness have argued that there is a tradeoff between accuracy and adversarial accuracy. The tradeoff can be inevitable even when we neglect generalization. We argue that the tradeoff is inherent to ...