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researcher

Di Chai

16 papers hereh-index 111.1k citations24 works total

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

author position
  • first author6
  • middle author8

Across the 14 of 16 papers where every author was matched, so the position is known.

fields
  • cs.LG8
  • cs.CR4
  • cs.DC2
  • cs.CL1
  • cs.IR1

identity via Semantic Scholar / OpenAlex

activity
20182026
most citedSecure Federated Matrix Factorization

460 citations · 535 across the 16 of their papers we have counts for

collaborators
Showing 2026Show all

2 papers · 1 filter

cs.LG2026

KVMem: Virtualizing Million-Token Agent Workspaces on a Consumer GPU

Di Chai, Leye Wang, Zeshen Su +2

Modern LLM agents operate in persistent workspaces whose accumulated history can exceed both GPU KV capacity and the model's native context window. Existing systems typically compa…

cs.DC2026

PrefixFlow: Training-Time KV Caching for Schedule-Level Prefix Reuse in LLM RL Training

Pengbo Li, Feiyuan Zhang, Guangming Sheng +8

In reinforcement learning (RL) post-training, one prompt fans out into N trajectories, yet standard trainers replay the shared prefix's forward and backward pass N times; in lo…

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Not affiliated with arXiv. Researcher data from Semantic Scholar (ODC-BY) and OpenAlex.