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Changzhi Sun

4 papers hereh-index 244 citations4 works total

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

author position
  • middle author4

Across the 4 of 4 papers where every author was matched, so the position is known.

fields
  • cs.CL3
  • cs.LG1
same name
  • Changzhi Sun — 9 papers, h 7
  • Changzhi Sun — 8 papers, h 4
  • Changzhi Sun — 5 papers, h 5
  • Changzhi Sun — 4 papers, h 2
  • Changzhi Sun — 1 paper, h 2

Either other researchers who publish under this name, or the same person where the external sources have not merged their records.

identity via Semantic Scholar / OpenAlex

activity
20222025
most citedCausal Intervention Improves Implicit Sentiment Analysis

9 citations · 9 across the 4 of their papers we have counts for

collaborators

4 papers

cs.CL2025

TASO: Task-Aligned Sparse Optimization for Parameter-Efficient Model Adaptation

Daiye Miao, Yufang Liu, Jie Wang +6

LoRA has become one of the most widely used parameter-efficient fine-tuning methods due to its simplicity and effectiveness. However, numerous studies have shown that LoRA often in…

cs.LG2023

Unlearning with Fisher Masking

Yufang Liu, Changzhi Sun, Yuanbin Wu +1

Machine unlearning aims to revoke some training data after learning in response to requests from users, model developers, and administrators. Most previous methods are based on dir…

cs.CL2022

Few Clean Instances Help Denoising Distant Supervision

Yufang Liu, Ziyin Huang, Yijun Wang +5

Existing distantly supervised relation extractors usually rely on noisy data for both model training and evaluation, which may lead to garbage-in-garbage-out systems. To alleviate…

cs.CL2022★ 9 cited

Causal Intervention Improves Implicit Sentiment Analysis

Siyin Wang, Jie Zhou, Changzhi Sun +4

Despite having achieved great success for sentiment analysis, existing neural models struggle with implicit sentiment analysis. This may be due to the fact that they may latch onto…

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