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In this research, we manually create high-quality datasets in the digital humanities domain for the evaluation of language models, specifically word embedding models. The first step comprises the creation of unigram and n-gram datasets for…

计算与语言 · 计算机科学 2023-10-04 Gerhard Wohlgenannt , Ekaterina Chernyak , Dmitry Ilvovsky , Ariadna Barinova , Dmitry Mouromtsev

Document-level relation extraction (DocRE) predicts relations for entity pairs that rely on long-range context-dependent reasoning in a document. As a typical multi-label classification problem, DocRE faces the challenge of effectively…

计算与语言 · 计算机科学 2023-04-04 Jia Guo , Stanley Kok , Lidong Bing

Relation and event extraction is an important task in natural language processing. We introduce a system which uses contextualized knowledge graph completion to classify relations and events between known entities in a noisy text…

计算与语言 · 计算机科学 2020-12-09 Chris Miller , Soroush Vosoughi

Deep residual learning (ResNet) is a new method for training very deep neural networks using identity map-ping for shortcut connections. ResNet has won the ImageNet ILSVRC 2015 classification task, and achieved state-of-the-art performances…

计算与语言 · 计算机科学 2017-07-28 Yi Yao Huang , William Yang Wang

Recent developments in Neural Relation Extraction (NRE) have made significant strides towards Automated Knowledge Base Construction (AKBC). While much attention has been dedicated towards improvements in accuracy, there have been no…

Relation extraction is an important but challenging task that aims to extract all hidden relational facts from the text. With the development of deep language models, relation extraction methods have achieved good performance on various…

计算与语言 · 计算机科学 2022-08-17 Sheng Zhang , Patrick Ng , Zhiguo Wang , Bing Xiang

We present a simple yet effective self-training approach, named as STAD, for low-resource relation extraction. The approach first classifies the auto-annotated instances into two groups: confident instances and uncertain instances,…

计算与语言 · 计算机科学 2022-09-08 Junjie Yu , Xing Wang , Jiangjiang Zhao , Chunjie Yang , Wenliang Chen

The task of event extraction has long been investigated in a supervised learning paradigm, which is bound by the number and the quality of the training instances. Existing training data must be manually generated through a combination of…

计算与语言 · 计算机科学 2017-12-12 Ying Zeng , Yansong Feng , Rong Ma , Zheng Wang , Rui Yan , Chongde Shi , Dongyan Zhao

Deep learning has shown remarkable progress in a wide range of problems. However, efficient training of such models requires large-scale datasets, and getting annotations for such datasets can be challenging and costly. In this work, we…

多媒体 · 计算机科学 2021-10-14 Mohit Sharma , Raj Patra , Harshal Desai , Shruti Vyas , Yogesh Rawat , Rajiv Ratn Shah

Relation extraction (RE) consists in categorizing the relationship between entities in a sentence. A recent paradigm to develop relation extractors is Distant Supervision (DS), which allows the automatic creation of new datasets by taking…

计算与语言 · 计算机科学 2020-10-20 Johny Moreira , Chaina Oliveira , David Macêdo , Cleber Zanchettin , Luciano Barbosa

In relation extraction, a key process is to obtain good detectors that find relevant sentences describing the target relation. To minimize the necessity of labeled data for refining detectors, previous work successfully made use of…

计算与语言 · 计算机科学 2016-09-19 Shinichi Nakajima , Sebastian Krause , Dirk Weissenborn , Sven Schmeier , Nico Goernitz , Feiyu Xu

Relation extraction aims to identify the target relations of entities in texts. Relation extraction is very important for knowledge base construction and text understanding. Traditional binary relation extraction, including supervised,…

计算与语言 · 计算机科学 2020-12-10 Haiyun Jiang , Qiaoben Bao , Qiao Cheng , Deqing Yang , Li Wang , Yanghua Xiao

Distantly supervised relation extraction has been widely applied in knowledge base construction due to its less requirement of human efforts. However, the automatically established training datasets in distant supervision contain…

计算与语言 · 计算机科学 2020-12-21 Tianyi Liu , Xiangyu Lin , Weijia Jia , Mingliang Zhou , Wei Zhao

A crucial aspect of a knowledge base population system that extracts new facts from text corpora, is the generation of training data for its relation extractors. In this paper, we present a method that maximizes the effectiveness of newly…

计算与语言 · 计算机科学 2016-03-04 Lucas Sterckx , Thomas Demeester , Johannes Deleu , Chris Develder

Named Entity Recognition (NER) plays an important role in a wide range of natural language processing tasks, such as relation extraction, question answering, etc. However, previous studies on NER are limited to particular genres, using…

计算与语言 · 计算机科学 2020-11-03 Mengdi Zhu , Zheye Deng , Wenhan Xiong , Mo Yu , Ming Zhang , William Yang Wang

Relation extraction has the potential for large-scale knowledge graph construction, but current methods do not consider the qualifier attributes for each relation triplet, such as time, quantity or location. The qualifiers form…

计算与语言 · 计算机科学 2022-11-21 Yew Ken Chia , Lidong Bing , Sharifah Mahani Aljunied , Luo Si , Soujanya Poria

One of the most remarkable properties of word embeddings is the fact that they capture certain types of semantic and syntactic relationships. Recently, pre-trained language models such as BERT have achieved groundbreaking results across a…

计算与语言 · 计算机科学 2019-12-02 Zied Bouraoui , Jose Camacho-Collados , Steven Schockaert

Relation Extraction (RE) from tables is the task of identifying relations between pairs of columns of a table. Generally, RE models for this task require labelled tables for training. These labelled tables can also be generated artificially…

计算与语言 · 计算机科学 2021-09-07 Gaurav Singh , Siffi Singh , Joshua Wong , Amir Saffari

Modeling user interfaces (UIs) from visual information allows systems to make inferences about the functionality and semantics needed to support use cases in accessibility, app automation, and testing. Current datasets for training machine…

人机交互 · 计算机科学 2023-02-01 Jason Wu , Siyan Wang , Siman Shen , Yi-Hao Peng , Jeffrey Nichols , Jeffrey P. Bigham

Relation classification (RC) task is one of fundamental tasks of information extraction, aiming to detect the relation information between entity pairs in unstructured natural language text and generate structured data in the form of…

计算与语言 · 计算机科学 2021-01-12 Yan Xiao , Yaochu Jin , Kuangrong Hao