Papers by Tao Zhong

26 papers
Zero-shot Sharpness-Aware Quantization for Pre-trained Language Models (2023.emnlp-main)

Copied to clipboard

Challenge: Existing zero-shot quantization methods are based on overfitting problem in adversarial learning process, leading to sub-optimal performance.
Approach: They propose a zero-shot sharpness-aware quantization framework for the quantization of various PLMs by optimizing a minimax problem.
Outcome: The proposed framework can achieve significant performance gains on discriminative and generative PLMs.
Revisiting Knowledge Distillation for Autoregressive Language Models (2024.acl-long)

Copied to clipboard

Challenge: Autoregressive language models (LMs) are expensive and memory intensive, preventing the development of industrial applications.
Approach: They propose an adaptive teaching approach to improve the KD of autoregressive language models by distilling knowledge into a small student model.
Outcome: The proposed method can achieve consistent and significant performance gains across all model types and sizes.
RIFT: Repurposing Negative Samples via Reward-Informed Fine-Tuning (2026.findings-acl)

Copied to clipboard

Challenge: Reward Informed Fine-Tuning (RIFT) is an effective and robust alternative to expensive expert data for LLM alignment.
Approach: They propose a reward-informed fine-tuning framework that utilizes all self-generated samples to learn from both positive and negative trajectories.
Outcome: The proposed framework outperforms both RFT and Supervised Fine-Tuning (SFT) on mathematical benchmarks.
MATO: A Model-Agnostic Training Optimization for Aspect Sentiment Triplet Extraction (2025.naacl-long)

Copied to clipboard

Challenge: Existing models with strong in-house performance may struggle to generalize to diverse expressions.
Approach: They propose a model-agnostic t**raining method to improve ASTE model inference . they propose to compute the violation rate (VR) on each element of one triplet .
Outcome: The proposed method can improve aspect sentiment triplet extraction models consistent with expected results facing triplet element diversity.
BPP-Search: Enhancing Tree of Thought Reasoning for Mathematical Modeling Problem Solving (2025.acl-long)

Copied to clipboard

Challenge: Existing datasets in operations research domain lack detailed annotations of the modeling process, focusing only on objective values.
Approach: They propose an annotation-based tree-of-thought tree-based reasoning algorithm that integrates reinforcement learning into a tree- of-though.
Outcome: The proposed algorithm outperforms state-of-the-art methods on StructuredOR, NL4OPT, and MAMO-ComplexLP datasets.
Revisiting Token Dropping Strategy in Efficient BERT Pretraining (2023.acl-long)

Copied to clipboard

Challenge: Token dropping is a recently-proposed strategy to speed up the pretraining of masked language models, such as BERT.
Approach: They propose a semantic-consistent learning method to improve token dropping by skipping the computation of a subset of input tokens at several middle layers.
Outcome: The proposed method achieves consistent and significant performance gains across all tasks and model sizes.
“I’ve Decided to Leak”: Probing Internals Behind Prompt Leakage Intents (2025.emnlp-main)

Copied to clipboard

Challenge: Large language models (LLMs) exhibit prompt leakage vulnerabilities, raising intellectual property and confidentiality concerns.
Approach: They use probing techniques to capture LLMs’ intent-related internal representations and show that they internalize prompt leakage intents in their hidden states before generating tokens.
Outcome: The proposed probes achieve 90%+ AUROC across all tested models, even when applied to new system prompts and attacks.
Semantic Evaluation for Text-to-SQL with Distilled Test Suites (2020.emnlp-main)

Copied to clipboard

Challenge: Existing methods to evaluate semantic accuracy of Text-to-SQL models are not accurate.
Approach: They propose a test suite accuracy method to approximate semantic accuracy for Text-to-SQL models.
Outcome: The proposed method evaluates 21 models submitted to the Spider leader board and manually checks on 100 examples.
Token-Level Self-Evolution Training for Sequence-to-Sequence Learning (2023.acl-short)

Copied to clipboard

Challenge: Adaptive training approaches do not consider the variation of learning difficulty in different training steps, making the learning deterministic and sub-optimal.
Approach: They propose a dynamic token-level self-evolution training method that reweighs the training losses of different target tokens based on priors.
Outcome: Empirically, the proposed method yields significant improvements on three translation tasks.
LoRE-Merging: Exploring Low-Rank Estimation For Large Language Model Merging (2025.findings-emnlp)

Copied to clipboard

Challenge: a framework for model merging is proposed without additional training . task vectors from fine-tuned models exhibit a limited number of dominant singular values .
Approach: They propose a framework for model merging based on low-rank estimation of task vectors without access to the base model.
Outcome: The proposed framework improves models without additional training without additional inputs.
KaFT: Knowledge-aware Fine-tuning for Boosting LLMs’ Domain-specific Question-Answering Performance (2025.findings-acl)

Copied to clipboard

Challenge: Recent literature reveals that supervised fine-tuning (SFT) is suboptimal for domain-specific question-answering tasks.
Approach: They propose a query diversification strategy for robust conflict detection and a knowledge-aware fine-tuning approach to effectively boost LLMs’ performance.
Outcome: The proposed approach improves the model generalization and alleviates the hallucination.
A Contrastive Cross-Channel Data Augmentation Framework for Aspect-Based Sentiment Analysis (2022.coling-1)

Copied to clipboard

Challenge: Aspect-based sentiment analysis is sensitive to multi-aspect challenges, resulting in multiple aspects in a sentence.
Approach: They propose a framework that leverages an in-domain generator to construct more multi-aspect samples . they then boost the robustness of ABSA models via contrastive learning on these generated samples ."
Outcome: The proposed framework outperforms baselines without any augmentations on accuracy and Macro- F1 . the proposed framework can generate more multi-aspect samples and boost the robustness of ABSA models .
Automatic Annotation Augmentation Boosts Translation between Molecules and Natural Language (2025.findings-naacl)

Copied to clipboard

Challenge: Recent advances in AI for biological research focus on integrating molecular data with natural language to accelerate drug discovery.
Approach: They propose a Language-based Automatic Annotation Augmentation framework that leverages large language models to augment existing datasets.
Outcome: The proposed framework outperforms state-of-the-art models on text-based tasks and validates its versatility and utility.
Self-Evolution Learning for Mixup: Enhance Data Augmentation on Few-Shot Text Classification Tasks (2023.emnlp-main)

Copied to clipboard

Challenge: Text classification tasks often encounter few-shot scenarios with limited labeled data, and addressing data scarcity is crucial.
Approach: They propose a self-evolution learning (SE) based mixup approach for data augmentation in text classification which generates more adaptive and model-friendly pseudo samples for the model training.
Outcome: The proposed approach can generate more adaptive and model-friendly pseudo samples for the model training.
ROSE Doesn’t Do That: Boosting the Safety of Instruction-Tuned Large Language Models with Reverse Prompt Contrastive Decoding (2024.findings-acl)

Copied to clipboard

Challenge: Existing methods for aligning LLMs output with expected safety require substantial training efforts and expensive computational resources.
Approach: They propose a method to directly boost the safety of existing instruction-tuned large language models without additional training.
Outcome: The proposed method improves safety of instruction-tuned large language models without training and requires expensive computational resources.
QMSum: A New Benchmark for Query-based Multi-domain Meeting Summarization (2021.naacl-main)

Copied to clipboard

Challenge: Existing work on meeting summarization tasks is limited to short summaries that cover all the content of a meeting.
Approach: They propose a query-based multi-domain meeting summarization task that generates a single short summary of meetings based on a transcript.
Outcome: The proposed task is based on 1,808 query-summary pairs over 232 meetings in multiple domains.
Training Language Models with Memory Augmentation (2022.emnlp-main)

Copied to clipboard

Challenge: Existing methods for training memory-augmented language models only introduce mem-ories at testing time or represent them using a separately trained encoder.
Approach: They propose a training approach that directly takes in-batch examples as accessible memory and new methods for memory construction and data batching that are used for adapting to different sets of memories at testing time.
Outcome: The proposed approach reduces perplexity from 18.70 to 15.37 on multiple language modeling and machine translation benchmarks.
Revisiting the Reliability of Language Models in Instruction-Following (2026.acl-long)

Copied to clipboard

Challenge: Several benchmarks have been proposed to measure instruction-following accuracy, but these scores do not translate to reliable services in real-world use.
Approach: They propose a new metric reliable@k and develop an automated pipeline to generate cousin prompts.
Outcome: The proposed model can be instantiated with cousin prompts and generates high-quality cousin prompt data.
UnifiedSKG: Unifying and Multi-Tasking Structured Knowledge Grounding with Text-to-Text Language Models (2022.emnlp-main)

Copied to clipboard

Challenge: Structured knowledge grounding (SKG) uses structured knowledge to complete user requests . since inputs and outputs of SKG tasks are heterogeneous, they have been studied separately .
Approach: They propose a framework that unifies 21 SKG tasks into a text-to-text format . they use unifiedSKG to benchmark T5 with different sizes .
Outcome: The proposed framework unifies 21 SKG tasks into a text-to-text format . it achieves state-of-the-art performance on almost all of the 21 tasks, the authors show .
Learning from Imperfect Data: Towards Efficient Knowledge Distillation of Autoregressive Language Models for Text-to-SQL (2024.findings-emnlp)

Copied to clipboard

Challenge: Existing text-to-SQL LLMs are computationally expensive and difficult to deploy in real-world applications.
Approach: They propose to distill a larger teacher model into a smaller student model by using imperfect data to improve the KD.
Outcome: The proposed method achieves the best tradeoff between performance and efficiency on 5 text-to-SQL benchmarks.
SemRegex: A Semantics-Based Approach for Generating Regular Expressions from Natural Language Specifications (D18-1)

Copied to clipboard

Challenge: Existing approaches to generate programs from natural language do not address program aliasing . semantically equivalent programs may have many syntactically different forms .
Approach: They propose a semantics-based approach to generate regular expressions from natural language.
Outcome: The proposed approach improves on three public datasets.
ImgTrojan: Jailbreaking Vision-Language Models with ONE Image (2025.naacl-long)

Copied to clipboard

Challenge: Existing studies on the safety of large language models (LLMs) with human values have focused on the integration of multi-modal user input into these models.
Approach: They propose a method to bypass safety constraints of large language models by using poisoned images instead of original textual captions.
Outcome: The proposed attack bypasses safety constraints of large language models (VLMs) by replacing the original textual captions with malicious jailbreak prompts.
Self-Evolution Learning for Discriminative Language Model Pretraining (2023.findings-acl)

Copied to clipboard

Challenge: Random masking does not consider the importance of the different words in the sentence meaning, e.g., entity-level masking requires expensive prior knowledge and generally does not use existing model weights.
Approach: They propose a token masking and learning method that uses a random masking strategy to learn the under-explored tokens.
Outcome: The proposed method improves linguistic knowledge learning and generalization on 10 tasks.
Improving Sharpness-Aware Minimization with Fisher Mask for Better Generalization on Language Models (2022.findings-emnlp)

Copied to clipboard

Challenge: Existing methods for fine-tuning pretrained language models suffer from poor generalization . however, they add a perturbation to each model parameter equally, which is sub-optimal .
Approach: They propose a sharpness-aware minimization optimization procedure that introduces a Fisher mask to improve the efficiency of SAM.
Outcome: The proposed method outperforms the vanilla sharpness-aware minimization method on GLUE and SuperGLUE benchmarks.
Towards Making the Most of ChatGPT for Machine Translation (2023.findings-emnlp)

Copied to clipboard

Challenge: Prior studies have shown that ChatGPT achieves comparable results to commercial systems for high-resource languages, but lags behind in complex tasks, e.g., low-resourced and distant-language-pairs translation.
Approach: They propose task-specific prompts and domain-specific prompts which are based on task information and domain information and a task-specific prompt.
Outcome: The proposed prompts improve the performance of ChatGPT in complex tasks and generate hallucinations for non-English-centric tasks.
FormLM: Recommending Creation Ideas for Online Forms by Modelling Semantic and Structural Information (2022.emnlp-main)

Copied to clipboard

Challenge: FormLM is a pre-trained language model for creating semi-structured forms where questions and descriptions are organized by predefined structures.
Approach: They propose to enhance pre-trained language model with form structural information to model online forms and recommend form creation ideas.
Outcome: The proposed model outperforms general-purpose language models on all tasks, with an improvement by 4.71 on Question Recommendation and 10.6 on Block Type Suggestion in terms of ROUGE-1 and Macro-F1, respectively.

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