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A. Potamianos

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#artificial intelligence Preprint Sep 2026

Attention-Aware Routing: Coupling Routing and Attention in MoEs

Attention-Aware Routing (AAR), which augments the router with temporal and spectral features extracted from a sliding window of attention weights that represent a summary of the model's contextual state, disentangled from the hidden state, is proposed.

Despoina Kosmopoulou, Anastasios Tsetsilas, Efthymios Georgiou et al. · 0 citations
#natural language process... Preprint Sep 2026

The Illusion of Balanced Multimodal Sentiment Analysis: Beyond the Limits of Optimization-Based Methods

A unified evaluation framework testing gradient and loss-based balancing strategies under controlled settings, and a theoretical diagnosis explaining why these methods fail, as they conflate fitting speed with discriminative contribution are provided.

Ioanna Kaffeza, Efthymios Georgiou, A. Potamianos · 0 citations
#machine learning Preprint Sep 2026

Deterministic Prompting for Speaker-Stable Low-Resource Greek TTS

A data curation recipe that transforms audiobook recordings into TTS-ready data via WhisperX alignment and filtering is proposed, and Parler-TTS (880M), a prompt-based multilingual model whose pre-training encodes phonetic priors transferable to Greek is fine-tune.

Georgios Syllas, Efthymios Georgiou, Kosmas Kritsis et al. · 0 citations
Preprint Aug 2026

Cognitive Profiling of LRMs'Reasoning Traces Using Bloom's Taxonomy

This work introduces a framework for automatic annotation of reasoning steps through the lens of Bloom's Taxonomy, which classifies thinking into six cognitive levels, such as Remembering, Applying and Evaluating, and demonstrates that thinking-type information derived from reasoning traces correlates with correctness,...

Maria-Eleni Zoumpoulidi, Georgios Paraskevopoulos, A. Potamianos · 0 citations

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