Papers by Yulei Sui
HiSA: Hierarchical State Abstraction for Scalable GUI Agents (2026.findings-acl)
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| Challenge: | Recent multimodal large language models (MLLMs) exploit insufficient state abstraction to automate workflows. |
| Approach: | They propose a hierarchical state abstraction approach that actively restructures knowledge rather than passively retaining historical information. |
| Outcome: | The proposed approach achieves a 40.58% success rate while reducing token consumption by 69.85% and monetary costs by 55.10% compared to the best-performing baseline. |
Fix-Filter-Fix: Intuitively Connect Any Models for Effective Bug Fixing (2021.emnlp-main)
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| Challenge: | Existing approaches for bug fixing lack generality and use only textual or structured information. |
| Approach: | They propose an intuitive yet effective general framework called Fix-Filter-Fix for bug fixing that connects models with their filter mechanism to filter out the last model’s unchanged fix to the next. |
| Outcome: | The proposed framework can quantify and accurately calculate the lifting effect of the model. |
Iterative Refinement of Project-Level Code Context for Precise Code Generation with Compiler Feedback (2024.findings-acl)
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Zhangqian Bi, Yao Wan, Zheng Wang, Hongyu Zhang, Batu Guan, Fangxin Lu, Zili Zhang, Yulei Sui, Hai Jin, Xuanhua Shi
| Challenge: | Large Language Models (LLMs) generate code for given contexts, such as incomplete code, class, data structure, or project-specific information. |
| Approach: | They propose a compiler feedback-based code generation approach that leverages static analysis to identify mismatches between the generated code and the project's context. |
| Outcome: | The proposed model outperforms retrieval-based code generation baselines and significantly outperfies the existing large language models. |
Uncovering Limitations in Text-to-Image Generation: A Contrastive Approach with Structured Semantic Alignment (2023.findings-emnlp)
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| Challenge: | a new method for text-to-image generation models is proposed to address these limitations . SSA focuses on learning structured semantic embeddings across different modalities . |
| Approach: | They propose a method to evaluate text-to-image generation models using structured semantic embeddings . they propose to learn mutated prompts by substituting words with equivalent or nonequivalent alternatives . |
| Outcome: | The proposed method improves the measurement of semantic consistency of text-to-image generation models. |
Disentangled Code Representation Learning for Multiple Programming Languages (2021.findings-acl)
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| Challenge: | Developing effective distributed representations of source code is challenging . current code embedding approaches that represent the semantic and syntax of code are less interpretable . |
| Approach: | They propose a disentangled code representation learning approach to separate the semantic from the syntax of source code under a multi-programming-language setting. |
| Outcome: | The proposed approach achieves better interpretability and generalizability over existing methods. |
NL2Formula: Generating Spreadsheet Formulas from Natural Language Queries (2024.findings-eacl)
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Wei Zhao, Zhitao Hou, Siyuan Wu, Yan Gao, Haoyu Dong, Yao Wan, Hongyu Zhang, Yulei Sui, Haidong Zhang
| Challenge: | Creating spreadsheet formulas remains a tedious and error-prone task for many end-users . a novel task is proposed to generate spreadsheet formulae from a user's NL query . |
| Approach: | They propose a task to generate formulas that are grounded on a spreadsheet table given a Natural Language query as input. |
| Outcome: | The proposed task generates formulas that are grounded on a spreadsheet table, given a natural language query as input. |