3 papers
cs.CV2025
GHR-VQA: Graph-guided Hierarchical Relational Reasoning for Video Question Answering
Dionysia Danai Brilli, Dimitrios Mallis, Vassilis Pitsikalis +1
We propose GHR-VQA, Graph-guided Hierarchical Relational Reasoning for Video Question Answering (Video QA), a novel human-centric framework that incorporates scene graphs to captur…
cs.CV2023
RelVAE: Generative Pretraining for few-shot Visual Relationship Detection
Sotiris Karapiperis, Markos Diomataris, Vassilis Pitsikalis
Visual relations are complex, multimodal concepts that play an important role in the way humans perceive the world. As a result of their complexity, high-quality, diverse and large…
cs.CV2023
Self-Supervised Learning for Visual Relationship Detection through Masked Bounding Box Reconstruction
Zacharias Anastasakis, Dimitrios Mallis, Markos Diomataris +3
We present a novel self-supervised approach for representation learning, particularly for the task of Visual Relationship Detection (VRD). Motivated by the effectiveness of Masked…