Search Results for author: Peipei Liu

Found 5 papers, 2 papers with code

Hierarchical Aligned Multimodal Learning for NER on Tweet Posts

no code implementations15 May 2023 Peipei Liu, Hong Li, Yimo Ren, Jie Liu, Shuaizong Si, Hongsong Zhu, Limin Sun

Mining structured knowledge from tweets using named entity recognition (NER) can be beneficial for many down stream applications such as recommendation and intention understanding.

named-entity-recognition Named Entity Recognition +2

Improving the Modality Representation with Multi-View Contrastive Learning for Multimodal Sentiment Analysis

no code implementations28 Oct 2022 Peipei Liu, Xin Zheng, Hong Li, Jie Liu, Yimo Ren, Hongsong Zhu, Limin Sun

At the second stage, a self-supervised contrastive learning is designed for the improvement of the distilled unimodal representations after cross-modal interaction.

Contrastive Learning Multimodal Sentiment Analysis +1

CEntRE: A paragraph-level Chinese dataset for Relation Extraction among Enterprises

no code implementations19 Oct 2022 Peipei Liu, Hong Li, Zhiyu Wang, Yimo Ren, Jie Liu, Fei Lyu, Hongsong Zhu, Limin Sun

Enterprise relation extraction aims to detect pairs of enterprise entities and identify the business relations between them from unstructured or semi-structured text data, and it is crucial for several real-world applications such as risk analysis, rating research and supply chain security.

Attribute Relation +1

Multi-Granularity Cross-Modality Representation Learning for Named Entity Recognition on Social Media

1 code implementation19 Oct 2022 Peipei Liu, Gaosheng Wang, Hong Li, Jie Liu, Yimo Ren, Hongsong Zhu, Limin Sun

With social media posts tending to be multimodal, Multimodal Named Entity Recognition (MNER) for the text with its accompanying image is attracting more and more attention since some textual components can only be understood in combination with visual information.

named-entity-recognition Named Entity Recognition +3

Multi-features based Semantic Augmentation Networks for Named Entity Recognition in Threat Intelligence

1 code implementation1 Jul 2022 Peipei Liu, Hong Li, Zuoguang Wang, Jie Liu, Yimo Ren, Hongsong Zhu

Extracting cybersecurity entities such as attackers and vulnerabilities from unstructured network texts is an important part of security analysis.

named-entity-recognition Named Entity Recognition +1

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