Papers by Minghao Li

24 papers
R2A-TLS: Reflective Retrieval-Augmented Timeline Summarization with Causal-Semantic Integration (2025.findings-emnlp)

Copied to clipboard

Challenge: Existing methods struggle to capture coherent event narratives due to fragmented descriptions . Existing approaches accumulate noise through iterative retrieval strategies that lack relevance evaluation.
Approach: They propose a reflective retrieval-augmented timeline summarization with Causal-Semantic Intergration approach for open-domain timeline summarizing .
Outcome: The proposed approach outperforms the best prior published approaches.
Uncertainty-Aware Balancing for Multilingual and Multi-Domain Neural Machine Translation Training (2021.emnlp-main)

Copied to clipboard

Challenge: MultiUAT dynamically adjusts training data usage based on model’s uncertainty on a small set of trusted clean data for multi-corpus machine translation.
Approach: They propose an approach that dynamically adjusts the training data usage based on the model’s uncertainty on a small set of trusted clean data for multi-corpus machine translation.
Outcome: The proposed approach outperforms baselines on 16 languages and 2 domains on English-German translation.
Biology-Instructions: A Dataset and Benchmark for Multi-Omics Sequence Understanding Capability of Large Language Models (2025.findings-emnlp)

Copied to clipboard

Challenge: Biology-Instructions is the first large-scale instruction-tuning dataset for multi-omics biological sequences.
Approach: They propose a large-scale instruction-tuning dataset for multi-omics biological sequences . they propose 'chatMultiOmics' to overcome limitations of current LLMs on multi-ome tasks .
Outcome: The proposed dataset bridges LLMs and complex biological sequence-related tasks while maintaining conversational fluency.
MalURLBench: A Benchmark Evaluating Agents’ Vulnerabilities When Processing Web URLs (2026.findings-acl)

Copied to clipboard

Challenge: Existing models struggle to detect elaborately disguised malicious URLs, despite their ability to process malicious URL's.
Approach: They propose a benchmark to evaluate LLMs’ vulnerabilities to malicious URLs and a lightweight defense module to mitigate the vulnerability.
Outcome: The proposed framework analyzes 61,845 attack instances spanning 10 real-world scenarios and 7 categories of real malicious websites.
Attention-Guided Answer Distillation for Machine Reading Comprehension (D18-1)

Copied to clipboard

Challenge: Existing approaches to reading comprehension systems are vulnerable to adversarial attacks.
Approach: They propose to use knowledge distillation to transfer knowledge from an ensemble to a single model.
Outcome: The proposed methods outperform the teacher on adversarial datasets and NarrativeQA benchmarks.
TableBank: Table Benchmark for Image-based Table Detection and Recognition (2020.lrec-1)

Copied to clipboard

Challenge: Existing techniques for table detection and recognition are limited to document types and layouts.
Approach: They propose to build a table detection and recognition dataset with weak supervision from Word and Latex documents on the internet.
Outcome: The proposed dataset contains 417K high quality labeled tables and is publicly available.
HiSVD: Principled Low-Rank Approximation of LLMs via Hierarchical Modeling of Information Capacity and Spectral Structure (2026.acl-long)

Copied to clipboard

Challenge: Existing methods for generating layer importance ignore the fine-grained influence of spectral distribution shape.
Approach: They propose a hierarchical rank allocation framework with two stages to address this gap . they propose SVD-based lowrank approximation that exploits spectral heterogeneity .
Outcome: Experiments show that HiSVD outperforms state-of-the-art methods on LLMs .
Marco-Bench-MIF: On Multilingual Instruction-Following Capability of Large Language (2025.acl-long)

Copied to clipboard

Challenge: Existing datasets for instruction-following are monolingual and centered on English . existing data are unable to capture linguistic and cultural subtle differences .
Approach: They propose an extension of IFEval to a localized multilingual version called Marco-Bench-MIF . their benchmark addresses linguistic constraints and cultural references via translation and verification .
Outcome: The proposed extension of IFEval to a localized multilingual version covers 30 languages with varying levels of localization.
Rewarding What Matters: Step-by-Step Reinforcement Learning for Task-Oriented Dialogue (2024.findings-emnlp)

Copied to clipboard

Challenge: Existing RL methods focus on generation tasks while neglecting dialogue state tracking (DST) for understanding.
Approach: They propose a method that integrates RL into both understanding and generation tasks by introducing step-by-step rewards throughout the token generation.
Outcome: The proposed approach achieves state-of-the-art results on three widely used datasets.
Open-Domain Targeted Sentiment Analysis via Span-Based Extraction and Classification (P19-1)

Copied to clipboard

Challenge: Existing approaches to target sentiment analysis are limited by huge search space and sentiment inconsistency.
Approach: They propose a span-based extract-then-classify framework to detect opinion targets . they propose pipeline, joint, and collapsed models to classify polarities .
Outcome: The proposed framework outperforms the sequence tagging baseline on three benchmark datasets.
CriticLean: Critic-Guided Reinforcement Learning for Mathematical Formalization (2026.acl-long)

Copied to clipboard

Challenge: Existing approaches to formalizing mathematical statements face limitations in accuracy, especially in the context of complex, highlevel problems that involve sophisticated mathematical reasoning.
Approach: They propose a CriticLean framework that elevates the role of the critic from a passive validator to an active learning component and introduce a benchmark to measure models’ ability to distinguish semantically correct from incorrect formalizations.
Outcome: The proposed framework outperforms open- and closed-source benchmarks and shows that it significantly outperformed existing models.
DocBank: A Benchmark Dataset for Document Layout Analysis (2020.coling-main)

Copied to clipboard

Challenge: Existing approaches for document layout analysis are based on rule-based or machine learning methods that ignore textual information.
Approach: They present a benchmark document layout analysis dataset using a computer vision model . they build strong baselines and manually split train/dev/test sets for evaluation .
Outcome: The proposed model trains on DocBank accurately recognize layout information for a variety of documents.
Universal Conditional Masked Language Pre-training for Neural Machine Translation (2022.acl-long)

Copied to clipboard

Challenge: Pre-trained sequence-to-sequence models have significantly improved Neural Machine Translation (NMT) this paper demonstrates that pre-training a sequence- to-squence model with a bidirectional decoder can produce notable performance gains for both Autoregressive and Non-autoregressive NMT tasks.
Approach: They propose a conditional masked language model pre-trained on bilingual and monolingual corpora in many languages.
Outcome: The proposed model can achieve significant performance improvements on all scenarios from low- to extremely high-resource languages.
SciTrue: Evidence-Grounded Claim Verification in Science (2026.eacl-demo)

Copied to clipboard

Challenge: Existing systems often exhibit unverifiable attributions, shallow evidence mapping, and hallucinated citations.
Approach: They propose a claim verification system that provides source-level accountability and evidence traceability.
Outcome: SciTrue outperforms RAG-based baselines in summary traceability, attribution accuracy, and context alignment in a human evaluation of 300 attributions.
Extract-Select: A Span Selection Framework for Nested Named Entity Recognition with Generative Adversarial Training (2022.findings-acl)

Copied to clipboard

Challenge: Existing studies treat named entity recognition as a sequential labeling problem.
Approach: They propose a span selection framework for nested named entity recognition . they propose nesting entities with different input categories would be separately extracted .
Outcome: The proposed framework outperforms competing models on four benchmark datasets.
COIG-P: A High-Quality and Large-Scale Chinese Preference Dataset for Alignment with Human Values (2026.findings-eacl)

Copied to clipboard

Challenge: Existing Chinese preference datasets suffer from limited scale, restricted domain coverage, and insufficiently rigorous data validation.
Approach: They propose an LLM-based data annotation pipeline with no human intervention to annotate Chinese preference datasets.
Outcome: The proposed pipeline outperforms existing Chinese preference datasets on AlignBench and Chinese Reward Benchmark.
LoRATK: LoRA Once, Backdoor Everywhere in the Share-and-Play Ecosystem (2025.findings-emnlp)

Copied to clipboard

Challenge: distributing LLMs without a proven track record like ‘meta-llama‘ or ‘qwen‘ rarely gains community traction.
Approach: They propose a simple, efficient, yet specific recipe for a backdoor LoRA to be injected into task-enhancing LoRAs and examine the mechanisms of such infections.
Outcome: The proposed model allows attackers to scale the distribution of compromised LoRAs with minimal effort by leveraging the rich pool of shared LoRA assets.
A Multi-Type Multi-Span Network for Reading Comprehension that Requires Discrete Reasoning (D19-1)

Copied to clipboard

Challenge: Existing models for reading comprehension and question answering do not support discrete reasoning abilities.
Approach: They propose a reading comprehension model that uses a multi-type answer predictor and a multiple-span extraction method to produce one or multiple text spans.
Outcome: The proposed model achieves 79.9 F1 on the DROP hidden test set, creating new state-of-the-art results.
IntentionQA: A Benchmark for Evaluating Purchase Intention Comprehension Abilities of Language Models in E-commerce (2024.findings-emnlp)

Copied to clipboard

Challenge: Existing approaches that distill intentions from LMs fail to generate meaningful and human-centric intentions applicable in real-world E-commerce contexts.
Approach: They propose a double-task multiple-choice question answering benchmark to evaluate LMs' comprehension of purchase intentions in E-commerce.
Outcome: The proposed benchmark consists of 4,360 carefully curated problems across three difficulty levels, constructed using an automated pipeline to ensure scalability on large E-commerce platforms.
API-Bank: A Comprehensive Benchmark for Tool-Augmented LLMs (2023.emnlp-main)

Copied to clipboard

Challenge: Recent research has demonstrated that Large Language Models (LLMs) can enhance their capabilities by utilizing external tools.
Approach: They propose a runnable evaluation system consisting of 73 API tools and an annotation system for 314 tool-use dialogues with 753 API calls.
Outcome: The proposed benchmark assesses the effectiveness of existing LLMs by analyzing 314 tool-use dialogues with 753 API calls.
KC-GenRe: A Knowledge-constrained Generative Re-ranking Method Based on Large Language Models for Knowledge Graph Completion (2024.lrec-main)

Copied to clipboard

Challenge: Knowledge graph completion (KGC) is a critical task to predict missing facts among entities.
Approach: They propose a knowledge-constrained generative re-ranking method based on generative large language models for KGC that can predict missing facts among entities.
Outcome: The proposed method achieves state-of-the-art performance on four datasets and 9.0% and 11.1% compared to the previous methods.
Demystifying Instruction Mixing for Fine-tuning Large Language Models (2024.acl-srw)

Copied to clipboard

Challenge: Instruction tuning is effective for aligning large language models with human instructions, but the procedure to optimizing the mixing of instruction datasets is still unclear.
Approach: They categorize instructions into three primary types: NLP downstream tasks, coding, and general chat.
Outcome: The proposed method improves performance of large language models (LLMs) but it is difficult to combine different instruction datasets to optimize overall performance.
Retrieve, Read, Rerank: Towards End-to-End Multi-Document Reading Comprehension (P19-1)

Copied to clipboard

Challenge: Existing approaches to answer reading comprehension tasks are inefficient since the input is re-encoded within each module.
Approach: They propose a unified question answering model that combines context retrieving, reading comprehension, and answer reranking to predict the final answer.
Outcome: The proposed model outperforms the baseline model and achieves state-of-the-art results on two versions of TriviaQA and two variants of SQuAD.
Tree-Instruct: A Preliminary Study of the Intrinsic Relationship between Complexity and Alignment (2024.lrec-main)

Copied to clipboard

Challenge: Extensive research has highlighted the importance of data complexity as a crucial metric, but the impact of complexity remains relatively unexplored.
Approach: They propose to add a specified number of nodes to instructions’ semantic trees to enhance the instruction complexity in a controllable manner.
Outcome: The proposed approach outperforms diverse yet complex instructions under the same token budget and can control the difficulty level of modified instructions.

What is GenGO?

GenGO is an NLP powered publication search system. It currenctly indexes 30k+ papers from ACL Anthology, and implements multi-aspect summarization, semantic search, and more!

Information

About
Limitations