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Zhihao Wen

4 accepted papers

2026

StaR-KVQA: Structured Reasoning Traces for Implicit-Knowledge Visual Question Answering

CVPR 2026

Knowledge-based Visual Question Answering (KVQA) requires models to ground entities in images and reason over factual knowledge. Recent work has introduced its implicit-knowledge variant, IK-KVQA, where a multimodal large language model (MLLM) is the sole knowledge source and answers are produced wi

Cited by 0SourceScholar
2025

Adaptive Schema-aware Event Extraction with Retrieval-Augmented Generation

EMNLP 2025

Event extraction (EE) is a fundamental task in natural language processing (NLP) that involves identifying and extracting event information from unstructured text. Effective EE in real-world scenarios requires two key steps: selecting appropriate schemas from hundreds of candidates and executing the

2023

MAPO: Boosting Large Language Model Performance with Model-Adaptive Prompt Optimization

EMNLP 2023long findings

Prompt engineering, as an efficient and effective way to leverage Large Language Models (LLM), has drawn a lot of attention from the research community. The existing research primarily emphasizes the importance of adapting prompts to specific tasks, rather than specific LLMs. However, a good prompt…

Cited by 0SourceScholar