Papers by Nadya Yuki Wangsajaya
MMAC: A Multilingual, Multimodal Alignment Framework for Cultural Grounding Evaluation (2026.acl-long)
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Weihua Zheng, Zhengyuan Liu, Tanmoy Chakraborty, Weiwen Xu, Xiaoxue Gao, Bryan Chen Zhengyu Tan, Bowei Zou, Chang Liu, Yujia Hu, Xing Xie, Xiaoyuan Yi, Jing Yao, Chaojun Wang, Long Li, Rui Liu, Huiyao Liu, Koji Inoue, Ryuichi Sumida, Tatsuya Kawahara, Fan Xu, Lingyu Ye, Wei Tian, Dongjun Kim, Jimin Jung, Jaehyung Seo, Nadya Yuki Wangsajaya, Pham Minh Duc, Ojasva Saxena, Palash Nandi, Xiyan Tao, Wiwik Karlina, Tuan Luong, Keertana Arun Vasan, Roy Ka-Wei Lee, Nancy F. Chen
| Challenge: | Existing models lack cultural alignment across modalities and languages . a new framework to assess cultural awareness across linguistics and languages is needed . |
| Approach: | They propose a framework that integrates tri-modally aligned cultural benchmarks and a five-dimensional evaluation protocol to assess cross-country awareness disparities. |
| Outcome: | The proposed framework assesses cultural awareness disparities across modalities and languages . it is the first dataset aligned at the input level across text, image, and speech . |
Automated Creativity Evaluation of Language Models Across Open-Ended Tasks (2026.acl-long)
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Tan Min Sen, Zachary Choy Kit Chun, Syed Ali Redha Alsagoff, Nadya Yuki Wangsajaya, Banerjee Mohor, Swaagat Bikash Saikia, Alvin Chan
| Challenge: | Existing methods for evaluating creativity are tightly coupled to specific tasks and limiting scalability and generality. |
| Approach: | They propose a domain-agnostic framework for quantifying LLM creativity across open-ended tasks. |
| Outcome: | The proposed framework captures key facets of creativity including novelty, diversity, and task fulfilment with over 60% improved efficiency. |