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Zechen Sun

6 papers hereh-index 225 citations12 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • first author2
  • middle author4

Across the 6 of 6 papers where every author was matched, so the position is known.

fields
  • cs.CL3
  • cs.LG2
  • cs.IR1

identity via Semantic Scholar / OpenAlex

collaborators
Showing cs.LGShow all

2 papers · 1 filter

cs.LG2026

Verify Before You Distill: Prompt-Level Teacher Gating for On-Policy Distillation

Zhiwei Zhang, Zechen Sun, Fei Zhao +6

On-policy distillation (OPD) accelerates post-training by providing dense token-level supervision from a frozen teacher on the student's own rollouts. Vanilla OPD applies this supe…

cs.LG2026

D3-MOPD: Dynamic Domain ScheDuling for Efficient Multi-Teacher Distillation

Zechen Sun, Zhiwei Zhang, Fei Zhao +7

Multi-teacher on-policy distillation (MOPD) distills several domain-expert teachers into a single student by minimizing per-domain reverse-KL divergence on the student's own rollou…

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