Papers by Gengyu Wang
From Recall to Forgetting: Benchmarking Long-Term Memory for Personalized Agents (2026.findings-acl)
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| Challenge: | Existing benchmarks frame long-term memory evaluation as fact retrieval from past conversations, providing limited insight into agents’ ability to consolidate memory over time or handle frequent knowledge updates. |
| Approach: | They propose a long-term memory benchmark that evaluates three memory-grounded tasks: remembering, reasoning, and recommending. |
| Outcome: | The proposed benchmarks evaluate three tasks: remembering, reasoning, and recommending. |
IdealGPT: Iteratively Decomposing Vision and Language Reasoning via Large Language Models (2023.findings-emnlp)
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Haoxuan You, Rui Sun, Zhecan Wang, Long Chen, Gengyu Wang, Hammad Ayyubi, Kai-Wei Chang, Shih-Fu Chang
| Challenge: | Existing approaches to decompose VL reasoning rely on domain-specific sub-question decomposing models. |
| Approach: | They propose a framework that iteratively decomposes VL reasoning using large language models. |
| Outcome: | The proposed framework outperforms existing models on multiple VL reasoning tasks. |
Check-COVID: Fact-Checking COVID-19 News Claims with Scientific Evidence (2023.findings-acl)
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| Challenge: | Existing fact-checking benchmarks require systems to verify claims from everyday text against evidence from scientific journal articles. |
| Approach: | They propose a benchmark system that checks claims from news against scientific journal articles and veracity labels. |
| Outcome: | The new benchmark achieves F1 scores of 76.99 and 69.90 on both a fact-checking specific system and GPT-3.5, respectively. |
Soft Representation Learning for Sparse Transfer (P19-1)
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| Challenge: | Using adversarial training, we can “soft-code” shared and private spaces to avoid sparse sharing. |
| Approach: | They propose to use adversarial training to “soft-code” shared and private spaces to avoid the shared space gets too sparse. |
| Outcome: | The proposed architecture avoids sparse sharing of shared and private spaces, and also deals with low-quality input. |
Visual Choice of Plausible Alternatives: An Evaluation of Image-based Commonsense Causal Reasoning (L18-1)
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Jinyoung Yeo, Gyeongbok Lee, Gengyu Wang, Seungtaek Choi, Hyunsouk Cho, Reinald Kim Amplayo, Seung-won Hwang
| Challenge: | Existing methods for evaluating plausibility of events are focused on measuring causal dependency between events or actions. |
| Approach: | They propose a task to identify the more plausible alternative with their commonsense causal context. |
| Outcome: | The proposed task is based on a visual COPA dataset with 380 questions and over 1K images with various topics. |
Distinguish Sense from Nonsense: Out-of-Scope Detection for Virtual Assistants (2022.emnlp-industry)
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| Challenge: | Out of Scope (OOS) detection is a problem with chatbots that cannot make sense of a query . a real-world solution to this problem is to identify out-of-domain queries . |
| Approach: | They propose a simple yet effective OOS detection method that outperforms standard methods . they propose analyzing data from an enterprise virtual assistant platform to test the method . |
| Outcome: | The proposed method outperforms standard OOS detection methods in a real-world deployment of virtual assistants. |
Large Margin Representation Learning for Robust Cross-lingual Named Entity Recognition (2025.acl-long)
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| Challenge: | Existing approaches to name entity recognition neglect distribution skewness and pseudo-label bias . despite promising results, current approaches neglect these problems . |
| Approach: | They propose a framework that optimizes an adaptively reweighted contrastive loss to handle class skewness and pseudo-label bias. |
| Outcome: | The proposed framework outperforms existing methods on multiple benchmarks. |