2 citations · 2 across the 5 of their papers we have counts for
5 papers
PolySmart @ TRECVid 2024 Video Captioning (VTT)
Jiaxin Wu, Wengyu Zhang, Xiao-Yong Wei +1
In this paper, we present our methods and results for the Video-To-Text (VTT) task at TRECVid 2024, exploring the capabilities of Vision-Language Models (VLMs) like LLaVA and LLaVA…
PolySmart and VIREO @ TRECVid 2024 Ad-hoc Video Search
Jiaxin Wu, Chong-Wah Ngo, Xiao-Yong Wei +1
This year, we explore generation-augmented retrieval for the TRECVid AVS task. Specifically, the understanding of textual query is enhanced by three generations, including Text2Tex…
Uncertainty Estimation of Large Language Models in Medical Question Answering
Jiaxin Wu, Yizhou Yu, Hong-Yu Zhou
Large Language Models (LLMs) show promise for natural language generation in healthcare, but risk hallucinating factually incorrect information. Deploying LLMs for medical question…
Improving Interpretable Embeddings for Ad-hoc Video Search with Generative Captions and Multi-word Concept Bank
Jiaxin Wu, Chong-Wah Ngo, Wing-Kwong Chan
Aligning a user query and video clips in cross-modal latent space and that with semantic concepts are two mainstream approaches for ad-hoc video search (AVS). However, the effectiv…
Interpretable Embedding for Ad-hoc Video Search
Jiaxin Wu, Chong-Wah Ngo
Answering query with semantic concepts has long been the mainstream approach for video search. Until recently, its performance is surpassed by concept-free approach, which embeds q…