Search Results for author: Zitao Wang

Found 6 papers, 4 papers with code

Continual Event Extraction with Semantic Confusion Rectification

1 code implementation24 Oct 2023 Zitao Wang, Xinyi Wang, Wei Hu

We study continual event extraction, which aims to extract incessantly emerging event information while avoiding forgetting.

Event Extraction Sentence

EFormer: Enhanced Transformer towards Semantic-Contour Features of Foreground for Portraits Matting

no code implementations CVPR 2024 Zitao Wang, Qiguang Miao, Peipei Zhao, Yue Xi

Based on cross-attention module, we further build a semantic and contour detector (SCD) to accurately capture both of the low-frequency semantic and high-frequency contour features.

Image Matting

Serial Contrastive Knowledge Distillation for Continual Few-shot Relation Extraction

1 code implementation11 May 2023 Xinyi Wang, Zitao Wang, Wei Hu

Continual few-shot relation extraction (RE) aims to continuously train a model for new relations with few labeled training data, of which the major challenges are the catastrophic forgetting of old relations and the overfitting caused by data sparsity.

Contrastive Learning Knowledge Distillation +3

Enhancing Document-level Relation Extraction by Entity Knowledge Injection

1 code implementation23 Jul 2022 Xinyi Wang, Zitao Wang, Weijian Sun, Wei Hu

Document-level relation extraction (RE) aims to identify the relations between entities throughout an entire document.

Document-level Relation Extraction Knowledge Graphs +1

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