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In this paper, we address the problem of learning low dimension representation of entities on relational databases consisting of multiple tables. Embeddings help to capture semantics encoded in the database and can be used in a variety of…

计算与语言 · 计算机科学 2021-05-03 Siddhant Arora , Vinayak Gupta , Garima Gaur , Srikanta Bedathur

Probing complex language models has recently revealed several insights into linguistic and semantic patterns found in the learned representations. In this article, we probe BERT specifically to understand and measure the relational…

计算与语言 · 计算机科学 2021-09-09 Jonas Wallat , Jaspreet Singh , Avishek Anand

While large scale pre-trained language models such as BERT have achieved great success on various natural language understanding tasks, how to efficiently and effectively incorporate them into sequence-to-sequence models and the…

计算与语言 · 计算机科学 2020-10-14 Junliang Guo , Zhirui Zhang , Linli Xu , Hao-Ran Wei , Boxing Chen , Enhong Chen

Sentence embedding is an important research topic in natural language processing (NLP) since it can transfer knowledge to downstream tasks. Meanwhile, a contextualized word representation, called BERT, achieves the state-of-the-art…

计算与语言 · 计算机科学 2020-06-02 Bin Wang , C. -C. Jay Kuo

This work describes our two approaches for the background linking task of TREC 2020 News Track. The main objective of this task is to recommend a list of relevant articles that the reader should refer to in order to understand the context…

信息检索 · 计算机科学 2020-07-27 Anup Anand Deshmukh , Udhav Sethi

The introduction of the Transformer neural network, along with techniques like self-supervised pre-training and transfer learning, has paved the way for advanced models like BERT. Despite BERT's impressive performance, opportunities for…

计算与语言 · 计算机科学 2024-07-02 Farnaz Zeidi , Mehmet Fatih Amasyali , Çiğdem Erol

With the aim of detecting AI-generated images and identifying the specific models responsible for their generation, we propose a multi-modal multi-task model. The model leverages pre-trained BERT and CLIP Vision encoders for text and image…

计算机视觉与模式识别 · 计算机科学 2026-03-02 Xiaoyu Guo , Arkaitz Zubiaga

Named Entity Recognition (NER) aims to extract and classify entity mentions in the text into pre-defined types (e.g., organization or person name). Recently, many works have been proposed to shape the NER as a machine reading comprehension…

计算与语言 · 计算机科学 2023-09-21 Yibo Wang , Wenting Zhao , Yao Wan , Zhongfen Deng , Philip S. Yu

Current language models are usually trained using a self-supervised scheme, where the main focus is learning representations at the word or sentence level. However, there has been limited progress in generating useful discourse-level…

计算与语言 · 计算机科学 2021-09-13 Vladimir Araujo , Andrés Villa , Marcelo Mendoza , Marie-Francine Moens , Alvaro Soto

Search query classification, as an effective way to understand user intents, is of great importance in real-world online ads systems. To ensure a lower latency, a shallow model (e.g. FastText) is widely used for efficient online inference.…

This study proposes a medical entity extraction method based on Transformer to enhance the information extraction capability of medical literature. Considering the professionalism and complexity of medical texts, we compare the performance…

计算与语言 · 计算机科学 2025-04-08 Xiaokai Wang , Guiran Liu , Binrong Zhu , Jacky He , Hongye Zheng , Hanlu Zhang

Most current extractive summarization models generate summaries by selecting salient sentences. However, one of the problems with sentence-level extractive summarization is that there exists a gap between the human-written gold summary and…

计算与语言 · 计算机科学 2020-11-20 Ruifeng Yuan , Zili Wang , Wenjie Li

Relation prediction in knowledge graphs is dominated by embedding based methods which mainly focus on the transductive setting. Unfortunately, they are not able to handle inductive learning where unseen entities and relations are present…

计算与语言 · 计算机科学 2021-03-15 Hanwen Zha , Zhiyu Chen , Xifeng Yan

In practical scenario, relation extraction needs to first identify entity pairs that have relation and then assign a correct relation class. However, the number of non-relation entity pairs in context (negative instances) usually far…

计算与语言 · 计算机科学 2019-06-24 Wei Ye , Bo Li , Rui Xie , Zhonghao Sheng , Long Chen , Shikun Zhang

BERT, which stands for Bidirectional Encoder Representations from Transformers, is a recently introduced language representation model based upon the transfer learning paradigm. We extend its fine-tuning procedure to address one of its…

计算与语言 · 计算机科学 2019-10-25 Raghavendra Pappagari , Piotr Żelasko , Jesús Villalba , Yishay Carmiel , Najim Dehak

As a pre-trained Transformer model, BERT (Bidirectional Encoder Representations from Transformers) has achieved ground-breaking performance on multiple NLP tasks. On the other hand, Boosting is a popular ensemble learning technique which…

计算与语言 · 计算机科学 2020-09-15 Tongwen Huang , Qingyun She , Junlin Zhang

Hypergraphs are characterized by complex topological structure, representing higher-order interactions among multiple entities through hyperedges. Lately, hypergraph-based deep learning methods to learn informative data representations for…

机器学习 · 计算机科学 2024-09-30 Adrián Bazaga , Pietro Liò , Gos Micklem

Named entity recognition (NER) of chemicals and drugs is a critical domain of information extraction in biochemical research. NER provides support for text mining in biochemical reactions, including entity relation extraction, attribute…

计算与语言 · 计算机科学 2020-12-22 Jian Liu , Lei Gao , Sujie Guo , Rui Ding , Xin Huang , Long Ye , Qinghua Meng , Asef Nazari , Dhananjay Thiruvady

Biomedical entity linking is the task of linking entity mentions in a biomedical document to referent entities in a knowledge base. Recently, many BERT-based models have been introduced for the task. While these models have achieved…

计算与语言 · 计算机科学 2021-09-07 Tuan Lai , Heng Ji , ChengXiang Zhai

Distantly supervised relation extraction intrinsically suffers from noisy labels due to the strong assumption of distant supervision. Most prior works adopt a selective attention mechanism over sentences in a bag to denoise from wrongly…

计算与语言 · 计算机科学 2019-11-28 Yang Li , Guodong Long , Tao Shen , Tianyi Zhou , Lina Yao , Huan Huo , Jing Jiang