Papers by Feifei Ma
Domain-specific Attention with Distributional Signatures for Multi-Domain End-to-end Task-Oriented Dialogue (2023.findings-acl)
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| Challenge: | Existing methods to construct multi-domain task-oriented dialogue systems are difficult to extend to new domains due to high cost of data annotation and scarcity of labeled dialogue data. |
| Approach: | They propose a domain attention module that uses distributional signatures to construct multi-domain dialogue systems with limited data. |
| Outcome: | The proposed method outperforms baseline models on most metrics while keeping smaller model scale. |
PAD: A Robustness Enhancement Ensemble Method via Promoting Attention Diversity (2024.lrec-main)
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| Challenge: | Existing approaches to enhance robustness of deep neural networks focus on perturbation . weak robustness is a problem for many types of adversarial attacks, authors say . |
| Approach: | They propose a lightweight framework for enhancing robustness by perturbing parameters of a model and diversifying adversarial example distributions among different models. |
| Outcome: | The proposed method can improve robustness against adversarial attacks while maintaining accuracy on clean data. |
ConstraintLLM: A Neuro-Symbolic Framework for Industrial-Level Constraint Programming (2025.emnlp-main)
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| Challenge: | Constraint programming (CP) is a powerful paradigm for solving constraint optimization problems. |
| Approach: | They propose to use an open-source LLM to generate formal modeling for COPs. |
| Outcome: | The proposed model outperforms the baselines on the new IndusCP benchmark by 2x. |