Author

Chuyan Chen

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Preprint Jul 2026

dRAE: Representation Autoencoder with Hyper-Spherical Codes

This work proposes Hyper-Spherical Quantization (HSQ), which decouples semantic content from feature magnitude via angular routing, preventing code assignment from being dominated by scale rather than meaning.

Tianren Ma, Lin Long, Chuyan Chen et al. · 0 citations

Preprint Aug 2026

CMuon: Accelerating and Stabilizing Diffusion Transformer Training via Chunked Momentum Orthogonalization

Chunked Muon (CMuon) is introduced, a simple yet highly effective strategy that partitions these matrices into independent sub-components prior to orthogonalization, effectively overcoming the late-stage convergence plateaus of vanilla Muon.

Chuyan Chen, Peng Sun, Kun Yuan · 1 citation