3 papers
q-bio.NC2026
Beyond Prediction Accuracy: Target-Space Recovery Profiles for Evaluating Model-Brain Alignment
Ken Nakamura, Tomoya Nakai, Ryuto Yashiro +2
Artificial vision models are often evaluated against the human visual cortex by measuring how accurately their internal representations predict brain responses. However, prediction…
eess.AS2025
EmoSSLSphere: Multilingual Emotional Speech Synthesis with Spherical Vectors and Discrete Speech Tokens
Joonyong Park, Kenichi Nakamura
This paper introduces EmoSSLSphere, a novel framework for multilingual emotional text-to-speech (TTS) synthesis that combines spherical emotion vectors with discrete token features…
cs.AI2025
Correspondence of high-dimensional emotion structures elicited by video clips between humans and Multimodal LLMs
Haruka Asanuma, Naoko Koide-Majima, Ken Nakamura +3
Recent studies have revealed that human emotions exhibit a high-dimensional, complex structure. A full capturing of this complexity requires new approaches, as conventional models…