Papers by Meng Ziyang
VGA: Vision GUI Assistant - Minimizing Hallucinations through Image-Centric Fine-Tuning (2024.findings-emnlp)
Copied to clipboard
| Challenge: | Existing Large Vision-Language Models (VLMs) often overly rely on internal text-based knowledge while neglecting visual inputs. |
| Approach: | They propose a model that balances attention image and text to enhance interpretation and reduce hallucinations by using a visual input. |
| Outcome: | The proposed model improves interpretation and reduces hallucinations by balancing attention image and text to enhance interpretation and reduction of hallucinosity. |
Unleashing Large Language Models’ Proficiency in Zero-shot Essay Scoring (2024.findings-emnlp)
Copied to clipboard
| Challenge: | Recent advances in automated essay scoring (AES) have relied on labeled essays, requiring tremendous cost and expertise for their acquisition. |
| Approach: | They propose a zero-shot prompting framework that automatically decomposes writing proficiency into distinct traits and generates scoring criteria for each trait. |
| Outcome: | The proposed framework outperforms straightforward prompting (Vanilla) on TOEFL11 and ASAP, while the small-sized Llama2-13b-chat significantly outperformed ChatGPT. |
Evaluating the Expressive Appropriateness of Speech in Rich Contexts (2026.acl-long)
Copied to clipboard
Tianrui Wang, Ziyang Ma, Yizhou Peng, Haoyu Wang, Zhikang Niu, Zikang Huang, Yihao Wu, Yi-Wen Chao, Yu Jiang, Yuheng Lu, Guanrou Yang, Xuanchen Li, Hexin Liu, Chunyu Qiang, Cheng Gong, Yifan Yang, Tianchi Liu, Junyu Wang, Nana Hou, Meng Ge, Fuming You, Yang Wei, Zhongqian Sun, Hu Haifeng, Xiaobao Wang, Eng Siong Chng, Xie Chen, Longbiao Wang, Jianwu Dang
| Challenge: | Existing methods for evaluating expressive speech focus on word accuracy, naturalness, signal quality, or emotional intensity at the utterance level. |
| Approach: | They propose a framework for Evaluating Expressive Appropriateness in speech that assesses whether a speech sample aligns with the underlying communicative intent implied by its discourse-level narrative context. |
| Outcome: | The proposed framework outperforms existing speech evaluation and analysis systems on a human-annotated test set. |