Papers by Shuqin Li
SEP-MLDC: A Simple and Effective Paradigm for Multi-Label Document Classification (2025.findings-naacl)
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| Challenge: | Existing methods focus on optimizing document features, overlooking the potential of high-quality label features to enhance classification performance. |
| Approach: | They propose a multi-label document classification paradigm that utilizes large language models to expand the label content and generate pseudo-samples for the tail categories. |
| Outcome: | The proposed method significantly outperforms state-of-the-art models. |
Rewarding What Matters: Step-by-Step Reinforcement Learning for Task-Oriented Dialogue (2024.findings-emnlp)
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| 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. |
Multimodal Aspect-Based Sentiment Analysis under Conditional Relation (2025.coling-main)
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| Challenge: | Existing methods to analyze social media sentiments rely on image-based aspects. |
| Approach: | They propose a multi-task framework to extract aspect terms from text-image pairs and identify their sentiments. |
| Outcome: | The proposed framework outperforms existing methods on a text-image dataset. |