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cs.CV2026
OptimusMesh: Compact Autoregressive Mesh Generation from Point Clouds via Sparse Latent Pivots
Mazhar Iqbal, Naoya Chiba, Xuanmeng Sha +2
Generating compact and geometrically faithful 3D meshes directly from point clouds remains a fundamental challenge. Point clouds are unordered and sparse, whereas meshes exhibit ir…
cs.MM2026
AcoustEmo: Open-Vocabulary Emotion Reasoning via Utterance-Aware Acoustic Q-Former
Liyun Zhang, Xuanmeng Sha, Shuqiong Wu +1
Multimodal Large Language Models (MLLMs) excel in Open-Vocabulary (OV) emotion recognition but often neglect fine-grained acoustic modeling. Existing methods typically use global a…
cs.CV2026
3DGesPolicy: Phoneme-Aware Holistic Co-Speech Gesture Generation Based on Action Control
Xuanmeng Sha, Liyun Zhang, Tomohiro Mashita +2
Generating holistic co-speech gestures that integrate full-body motion with facial expressions suffers from semantically incoherent coordination on body motion and spatially unstab…