Author

Talha Rüzgar Akkus

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Preprint Aug 2026

ARCHead: Activation-Metric Residual Correction for Large Language Model Output Heads

ARCHead is presented, a packed LM-head compressor that combines a quantized low-rank core, group-wise INT4 residuals, and a low-rank correction fitted in an activation-derived metric to complements block quantizers by compressing the large output projection they can leave untouched.

Suayp Talha Kocabay, Talha Rüzgar Akkus, K. Yuksel · 0 citations