Papers by Haishuo Fang
DARA: Decomposition-Alignment-Reasoning Autonomous Language Agent for Question Answering over Knowledge Graphs (2024.findings-acl)
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| Challenge: | Existing approaches to answer questions over Knowledge Graphs (KGQA) are not available for KGQA. |
| Approach: | They propose a framework to improve the neural-symbolic reasoning capabilities of language agents powered by Large Language Models (LLMs) they show that DARA can be efficiently trained with a small number of high-quality reasoning trajectories. |
| Outcome: | The proposed framework outperforms in-context learning-based agents with GPT-4 and alternative fine-tuned agents across different benchmarks. |
Transformers with Learnable Activation Functions (2023.findings-eacl)
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| Challenge: | Activation functions can reduce the topological complexity of input data and improve model performance. |
| Approach: | They propose to consider data as a topology with its own shape to simplify its complexity and make it linearly separable in the output space. |
| Outcome: | The RAF-based Transformer model outperforms its FAF-based counterpart on the GLUE benchmark by 5.71 points and 2.05 points on SQuAD with all available data. |
Preemptive Detection and Correction of Misaligned Actions in LLM Agents (2025.emnlp-main)
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| Challenge: | Large Language Models (LLMs) have revolutionized human-AI collaboration by enabling autonomous agents to execute complex, multi-step tasks. |
| Approach: | They propose a method that leverages the belief reasoning ability of LLMs to detect misaligned actions. |
| Outcome: | Experiments on three widely used tasks show that InferAct outperforms other methods on Marco-F1 and emnlp2025. |
UKP-SQuARE v3: A Platform for Multi-Agent QA Research (2023.acl-demo)
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Haritz Puerto, Tim Baumgärtner, Rachneet Sachdeva, Haishuo Fang, Hao Zhang, Sewin Tariverdian, Kexin Wang, Iryna Gurevych
| Challenge: | Current approaches to QA models are multi-dataset models, but combining expert agents can yield large performance gains over multi-agent models. |
| Approach: | They extend an online platform for QA research to support three families of multi-agent systems: agent selection, early-fusion of agents, and late-fusion. |
| Outcome: | The proposed model can be compared with multi-dataset models and achieve high inference speed and performance. |