Author

Zijie Yu

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#human-computer interacti... Preprint Aug 2026

AffectSim: A Controllable Interactive 3D Simulation Benchmark for Embodied Affective Perception

The results show that affective perception depends not only on the observed behavior, but also on how evidence is acquired, and by making observation acquisition experimentally controllable, AffectSim provides a foundation for studying embodied affective perception in interactive 3D environments.

Ke Xing, Zhi-Long Wang, Zheng Lian et al. · 0 citations

Jul 2026

The Hyperspherical Geometry of CLIP Latent Space: A Semantic Mixture Model

A principled density model for the CLIP latent space based on Mixtures of von Mises-Fisher distributions defined on the unit hypersphere is proposed, establishing a simple and geometrically consistent probabilistic framework for modeling and understanding multimodal representations.

Zijie Yu, Gaowen Liu, R. Kompella et al. · arXiv.org · 0 citations