Yujia Sun

Attention-based Stacked Bidirectional Long Short-term Memory Model for Word Sense Disambiguation

2023 · ACM Transactions on Asian and Low-Resource Language Information Processing

Word sense disambiguation is a basic task in Natural Language Processing which aims to identify the most appropriate sense of ambiguous words in different contexts by applying algorithm models. In this work, we propose a …

Open-Vocabulary Video Anomaly Detection

2023 · arXiv (Cornell University)

Video anomaly detection (VAD) with weak supervision has achieved remarkable performance in utilizing video-level labels to discriminate whether a video frame is normal or abnormal. However, current approaches are inherently limited to a closed-set setting …