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Xiaohan Nie

4 accepted papers

2025

M-LLM Based Video Frame Selection for Efficient Video Understanding

CVPR 2025poster

Recent advances in Multi-Modal Large Language Models (M-LLMs) show promising results in video reasoning. Popular Multi-Modal Large Language Model (M-LLM) frameworks usually apply naive uniform sampling to reduce the number of video frames that are fed into an M-LLM, particularly for long context vid…

Cited by 3SourcePDFScholar
2023

Movies2Scenes: Using Movie Metadata To Learn Scene Representation

CVPR 2023poster

Understanding scenes in movies is crucial for a variety of applications such as video moderation, search, and recommendation. However, labeling individual scenes is a time-consuming process. In contrast, movie level metadata (e.g., genre, synopsis, etc.) regularly gets produced as part of the film p…

Cited by 19SourcePDFScholar
2021

Shot Contrastive Self-Supervised Learning for Scene Boundary Detection

CVPR 2021poster

Scenes play a crucial role in breaking the storyline of movies and TV episodes into semantically cohesive parts. However, given their complex temporal structure, finding scene boundaries can be a challenging task requiring large amounts of labeled training data. To address this challenge, we present…

Cited by 87PDFScholar