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Works38 from public data

TitleCited by
  • Triggerless Backdoor Attack for NLP Tasks with Clean Labels

    Leilei Gan, Jiwei Li, Tianwei Zhang, Xiaoya Li, Yuxian Meng, Fei Qing Wu, Yi Ping Yang, Shangwei Guo, +1 more

    Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies (NAACL-HLT) · 2022

    A new strategy to perform textual backdoor attack which does not require an external trigger and the poisoned samples are correctly labeled is proposed, which marks the first step towards developing triggerless attacking strategies in NLP.

    109
  • Judgment Prediction via Injecting Legal Knowledge into Neural Networks

    Leilei Gan, Kun Kuang, Yi Ping Yang, Fei Qing Wu

    Proceedings of the AAAI Conference on Artificial Intelligence · 2021

    This paper proposes to represent declarative legal knowledge as a set of first-order logic rules and integrate these logic rules into a co-attention network-based model explicitly, which enhances neural networks with explicit logical reason capabilities and makes the model more interpretable.

    79
  • Hybrid computation offloading for smart home automation in mobile cloud computing

    Jie Zhang, Zhili Zhou, Shu Li, Leilei Gan, Xuyun Zhang, Lianyong Qi, Xiaolong Xu, Wanchun Dou

    Personal and Ubiquitous Computing · 2017

    This work model the waiting time spending in the cloudlet as a M/M/m/∞ queue and proposes a hybrid computation offloading algorithm for home automation applications to minimize the total energy consumption of the mobile devices within a given constant deadline.

    57
  • Fast-Slow Thinking GRPO for Large Vision-Language Model Reasoning

    Wenyi Xiao, Leilei Gan

    neural information processing systems · 2025

    FAST-GRPO, a variant of GRPO that dynamically adapts reasoning depth based on question characteristics, is presented, establishing the feasibility of fast-slow thinking in LVLMs by investigating how response length and data distribution affect performance.

    34
  • A Survey of Direct Preference Optimization: Datasets, Theories, Variants, and Applications

    Wenyi Xiao, Zechuan Wang, Leilei Gan, Shuai Zhao, Zongyue Li, Ruirui Lei, Wanggui He, Luu Anh Tuan, +4 more

    IEEE Transactions on Pattern Analysis and Machine Intelligence · 2026

    This work categorizes recent studies on DPO based on key research questions to provide a thorough understanding of DPO’s current landscape, and proposes several future research directions to offer insights on model alignment for the research community.

    27
  • Backdoor Attacks on Dense Retrieval via Public and Unintentional Triggers

    Quanyu Long, Yue Deng, Leilei Gan, Wenya Wang, Sinno Jialin Pan

    arXiv · 2024

    A novel scenario where the attackers aim to covertly disseminate targeted misinformation through a retrieval system through a retrieval system triggered by grammar errors in dense passage retrieval is introduced.

    26
  • Dependency Parsing as MRC-based Span-Span Prediction

    Leilei Gan, Yuxian Meng, Kun Kuang, Xiaofei Sun, Chun Chieh Fan, Fei Qing Wu, Jiwei Li

    Annual Meeting of the Association for Computational Linguistics (ACL) · 2022

    The proposed method addresses the fundamental problem that edges in a dependency tree should be constructed between subtrees and the MRC framework allows the method to retrieve missing spans in the span proposal stage, which leads to higher recall for eligible spans.

    24
  • SemGloVe: Semantic Co-Occurrences for GloVe From BERT

    Leilei Gan, Zhiyang Teng, Yue Zhang, Linchao Zhu, Fei Qing Wu, Yi Ping Yang

    IEEE/ACM Transactions on Audio Speech and Language Processing · 2022

    SemGloVe is proposed, which distills semantic co-occurrences from BERT into static GloVe word embeddings and can define the co- Occurrence weights by directly considering the semantic distance between word pairs.

    24
  • Detecting and Mitigating Hallucination in Large Vision Language Models via Fine-Grained AI Feedback

    Wenyi Xiao, Ziwei Huang, Leilei Gan, Wanggui He, Haoyuan Li, Zhelun Yu, Fangxun Shu, Hao Jiang, +1 more

    Proceedings of the AAAI Conference on Artificial Intelligence · 2025

    This work proposes a detect-then-rewrite pipeline to automatically construct preference dataset for hallucination mitigation training, and introduces a Hallucination Severity-Aware Direct Preference Optimization (HSA-DPO) which prioritizes the mitigation of critical hallucination in LVLMs by incorporating the severity of hallucinations into preference learning.

    21
  • An LLMs-based neuro-symbolic legal judgment prediction framework for civil cases

    Bin Wei, Yaoyao Yu, Leilei Gan, Fei Qing Wu

    Artificial Intelligence and Law · 2025

    20
  • Defending Against Weight-Poisoning Backdoor Attacks for Parameter-Efficient Fine-Tuning

    Shuai Zhao, Leilei Gan, Anh Tuan Luu, Jie Fu, Lingjuan Lyu, Meihuizi Jia, Jinming Wen

    Findings of the Association for Computational Linguistics: NAACL · 2024

    20
  • A Survey of Backdoor Attacks and Defenses on Large Language Models: Implications for Security Measures

    Shuai Zhao, Meihuizi Jia, Zhongliang Guo, Leilei Gan, Xiaoyu Xu, Xiaobao Wu, Jie Fu, Yichao Feng, +2 more

    2024

    20
  • Investigating Self-Attention Network for Chinese Word Segmentation

    Leilei Gan, Yue Zhang

    IEEE/ACM Transactions on Audio Speech and Language Processing · 2020

    This work investigates self-attention network (SAN) for Chinese word segmentation, making comparisons between BiLSTM-CRF models and the influence of contextualized character embeddings using BERT, and proposes a method for integrating word information into SAN segmentation.

    19
  • Retrieval-Augmented Mixture of LoRA Experts for Uploadable Machine Learning

    Ziyu Zhao, Leilei Gan, Guoyin Wang, Yuwei Hu, Tao Shen, Hongxia Yang, Kun Kuang, Fei Wu

    arXiv · 2024

    Retrieval-Augmented Mixture of LoRA Experts (RAMoLE), a framework that adaptively retrieves and composes multiple LoRAs based on input prompts, is proposed, highlighting its effectiveness and scalability.

    18
  • Exploiting Contrastive Learning and Numerical Evidence for Confusing Legal Judgment Prediction

    Leilei Gan, Baokui Li, Kun Kuang, Yating Zhang, Lei Wang, Anh Luu, Yi Yang, Fei Qing Wu

    Findings of the Association for Computational Linguistics: EMNLP 2023 · 2023

    A moco-based supervised contrastive learning to learn distinguishable representations is proposed, and the best strategy to construct positive example pairs to benefit all three subtasks of LJP simultaneously is explored.

    18
  • T2I-FactualBench: Benchmarking the Factuality of Text-to-Image Models with Knowledge-Intensive Concepts

    Ziwei Huang, Wanggui He, Quanyu Long, Yandi Wang, Haoyuan Li, Zhelun Yu, Fangxun Shu, Weilong Dai, +3 more

    Annual Meeting of the Association for Computational Linguistics (ACL) · 2025

    This work presents T2I-FactualBench - the largest benchmark to date in terms of the number of concepts and prompts specifically designed to evaluate the factuality of knowledge-intensive concept generation, and introduces a multi-round visual question answering (VQA) based evaluation framework to assess the factuality of three-tiered knowledge-intensive text-to-image generation tasks.

    16
  • Evaluating Test-Time Scaling LLMs for Legal Reasoning: OpenAI o1, DeepSeek-R1, and Beyond

    Yinghao Hu, Yaoyao Yu, Leilei Gan, Bin Wei, Kun Kuang, Fei Wu

    Findings of the Association for Computational Linguistics: EMNLP 2025 · 2025

    This work presents the first systematic evaluation of 12 LLMs, including both reasoning-focused and general-purpose models, across 17 Chinese and English legal tasks spanning statutory and case-law traditions and develops Legal-R1, an open-source model specialized for the legal domain.

    15
  • Don't Just Fine-tune the Agent, Tune the Environment

    Siyuan Lu, Zilu Wang, Hongxuan Zhang, Qintong Wu, Leilei Gan, Chenyi Zhuang, Jinjie Gu, Tao Lin

    arXiv · 2025

    This work presents a paradigm shift from supervised fine-tuning on static trajectories to dynamic, environment-based exploration, paving the way for training more robust and data-efficient agents.

    14
  • SQLCritic: Correcting Text-to-SQL Generation via Clause-wise Critic

    Jikai Chen, Leilei Gan, Ziyu Zhao, Zilu Wang, Wang, Dong, Chenyi Zhuang

    arXiv · 2025

    A novel approach combining structured execution feedback with a trained critic agent that provides detailed, interpretable critiques is proposed, which effectively identifies and corrects both syntactic and semantic errors, enhancing accuracy and interpretability.

    9
  • LoraRetriever: Input-Aware LoRA Retrieval and Composition for Mixed Tasks in the Wild

    Ziyu Zhao, Leilei Gan, Guoyin Wang, Wangchunshu Zhou, Hongxia Yang, Kun Kuang, Fei Qing Wu

    Findings of the Association for Computational Linguistics ACL 2024 · 2024

    9
  • Specialized or general AI? a comparative evaluation of LLMs’ performance in legal tasks

    Xue Guo, Yuting Huang, Bin Wei, Kun Kuang, Yiquan Wu, Leilei Gan, Xianshan Huang, Xianglin Dong

    Artificial Intelligence and Law · 2025

    8
  • MARS: Mixture of Auto-Regressive Models for Fine-grained Text-to-image Synthesis

    Wanggui He, Siming Fu, Mushui Liu, Xierui Wang, Wenyi Xiao, Fangxun Shu, Yi Wang, Lei Zhang, +5 more

    Proceedings of the AAAI Conference on Artificial Intelligence · 2025

    8
  • V2P: Visual Attention Calibration for GUI Grounding via Background Suppression and Center Peaking

    Jikai Chen, Long Chen, Dong Wang, Qinglin Su, Zhixuan Chu, Bingguang Hao, Leilei Gan, Chenyi Zhuang, +1 more

    arXiv · 2026

    V2P introduces a suppression attention mechanism that minimizes the model's focus on irrelevant regions to highlight the intended region, and applies a Fitts'Law-inspired approach by modeling GUI interactions as 2D Gaussian heatmaps where the weight gradually decreases from the center towards the edges.

    5
  • Self-Verification Dilemma: Experience-Driven Suppression of Overused Checking in LLM Reasoning

    Quanyu Long, Kai Jie Jiang, Jianda Chen, Xu Guo, Leilei Gan, Wenya Wang

    arXiv · 2026

    This work proposes a novel, experience-driven test-time framework that reduces the overused verification in large Reasoning Models, and detects the activation of recheck behavior, consults an offline experience pool of past verification outcomes, and estimates whether a recheck is likely unnecessary via efficient retrieval.

    4
  • A Survey of Recent Backdoor Attacks and Defenses in Large Language Models

    Shuai Zhao, Meihuizi Jia, Zhongliang Guo, Leilei Gan, Xiaoyu Xu, Xiaobao Wu, Jie Fu, Yichao Feng, +2 more

    arXiv · 2024

    2

Show all 38 works

Publication data from OpenAlex, with missing venues and authors filled in from Crossref; citation counts are the higher of OpenAlex and Semantic Scholar, last synced 2026-10-12. One-sentence summaries under some papers are written by Semantic Scholar’s model. Citation counts may be lower than on Google Scholar, which indexes more sources.

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