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Efthymia Tsamoura

7 accepted papers

2025

Imbalances in Neurosymbolic Learning: Characterization and Mitigating Strategies

NeurIPS 2025poster

We study one of the most popular problems in **neurosymbolic learning** (NSL), that of learning neural classifiers given only the result of applying a symbolic component $\sigma$ to the gold labels of the elements of a vector $\mathbf x$. The gold labels of the elements in $\mathbf x$ are unknown to…

Cited by 2SourceScholar
2023

Principled and Efficient Motif Finding for Structure Learning of Lifted Graphical Models

AAAI 2023technical

Structure learning is a core problem in AI central to the fields of neuro-symbolic AI and statistical relational learning. It consists in automatically learning a logical theory from data. The basis for structure learning is mining repeating patterns in the data, known as structural motifs. Finding…

2023

Scalable Theory-Driven Regularization of Scene Graph Generation Models

AAAI 2023technical

Several techniques have recently aimed to improve the performance of deep learning models for Scene Graph Generation (SGG) by incorporating background knowledge. State-of-the-art techniques can be divided into two families: one where the background knowledge is incorporated into the model in a subsy…

2021

Neural-Symbolic Integration: A Compositional Perspective

AAAI 2021technical

Despite significant progress in the development of neural-symbolic frameworks, the question of how to integrate a neural and a symbolic system in a compositional manner remains open. Our work seeks to fill this gap by treating these two systems as black boxes to be integrated as modules into a singl…

Cited by 91SourcePDFScholar