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Weidi Xu

16 papers hereh-index 13864 citations33 works total

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

author position
  • first author2
  • middle author12

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

fields
  • cs.AI7
  • cs.CL5
  • cs.LG2
  • cs.CV1
  • cs.IR1

identity via Semantic Scholar / OpenAlex

activity
20162026
most citedSpellGCN: Incorporating Phonological and Visual Similarities into Language Models for Chinese Spelling Check

24 citations · 52 across the 15 of their papers we have counts for

collaborators
Showing 2026Show all

3 papers · 1 filter

cs.AI2026

Infinity-Parser2 Technical Report

Zuming Huang, Jun Huang, Kexuan Ren +12

We present Infinity-Parser2, a large multimodal model that couples a controllable data-synthesis pipeline with multi-task reinforcement learning for end-to-end document parsing, ad…

cs.AI2026

SQL-ASTRA: Alleviating Sparse Feedback in Agentic SQL via Column-Set Matching and Trajectory Aggregation

Long Li, Zhijian Zhou, Jiangxuan Long +5

Agentic Reinforcement Learning (RL) shows promise for complex tasks, but Text-to-SQL remains mostly restricted to single-turn paradigms. A primary bottleneck is the credit assignme…

cs.LG2026

DyJR: Preserving Diversity in Reinforcement Learning with Verifiable Rewards via Dynamic Jensen-Shannon Replay

Long Li, Zhijian Zhou, Tianyi Wang +7

While Reinforcement Learning (RL) enhances Large Language Model reasoning, on-policy algorithms like GRPO are sample-inefficient as they discard past rollouts. Existing experience…

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