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Distant supervision leverages knowledge bases to automatically label instances, thus allowing us to train relation extractor without human annotations. However, the generated training data typically contain massive noise, and may result in…

Computation and Language · Computer Science 2018-12-31 Yujin Yuan , Liyuan Liu , Siliang Tang , Zhongfei Zhang , Yueting Zhuang , Shiliang Pu , Fei Wu , Xiang Ren

We study the problem of textual relation embedding with distant supervision. To combat the wrong labeling problem of distant supervision, we propose to embed textual relations with global statistics of relations, i.e., the co-occurrence…

Computation and Language · Computer Science 2018-04-20 Yu Su , Honglei Liu , Semih Yavuz , Izzeddin Gur , Huan Sun , Xifeng Yan

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…

Computation and Language · Computer Science 2020-10-20 Johny Moreira , Chaina Oliveira , David Macêdo , Cleber Zanchettin , Luciano Barbosa

Distant supervised relation extraction has been successfully applied to large corpus with thousands of relations. However, the inevitable wrong labeling problem by distant supervision will hurt the performance of relation extraction. In…

Computation and Language · Computer Science 2018-11-15 Shanchan Wu , Kai Fan , Qiong Zhang

Distant supervision for relation extraction is an efficient method to reduce labor costs and has been widely used to seek novel relational facts in large corpora, which can be identified as a multi-instance multi-label problem. However,…

Computation and Language · Computer Science 2018-12-27 Changsen Yuan , Heyan Huang , Chong Feng , Xiao Liu , Xiaochi Wei

Distant supervision for relation extraction enables one to effectively acquire structured relations out of very large text corpora with less human efforts. Nevertheless, most of the prior-art models for such tasks assume that the given text…

Computation and Language · Computer Science 2019-09-13 Junfan Chen , Richong Zhang , Yongyi Mao , Hongyu Guo , Jie Xu

Knowledge base provides a potential way to improve the intelligence of information retrieval (IR) systems, for that knowledge base has numerous relations between entities which can help the IR systems to conduct inference from one entity to…

Computation and Language · Computer Science 2019-07-29 Hai Ye , Zhunchen Luo

Distant supervision significantly reduces human efforts in building training data for many classification tasks. While promising, this technique often introduces noise to the generated training data, which can severely affect the model…

Computation and Language · Computer Science 2018-05-16 Bingfeng Luo , Yansong Feng , Zheng Wang , Zhanxing Zhu , Songfang Huang , Rui Yan , Dongyan Zhao

Automatic relation extraction (RE) for types of interest is of great importance for interpreting massive text corpora in an efficient manner. Traditional RE models have heavily relied on human-annotated corpus for training, which can be…

Computation and Language · Computer Science 2017-11-27 Zeqiu Wu , Xiang Ren , Frank F. Xu , Ji Li , Jiawei Han

Fact triples are a common form of structured knowledge used within the biomedical domain. As the amount of unstructured scientific texts continues to grow, manual annotation of these texts for the task of relation extraction becomes…

Computation and Language · Computer Science 2020-05-27 Saadullah Amin , Katherine Ann Dunfield , Anna Vechkaeva , Günter Neumann

Distant Supervised Relation Extraction (DSRE) is usually formulated as a problem of classifying a bag of sentences that contain two query entities, into the predefined relation classes. Most existing methods consider those relation classes…

Computation and Language · Computer Science 2019-12-16 Yanjie Gou , Yinjie Lei , Lingqiao Liu , Pingping Zhang , Xi Peng

Distant Supervision for Relation Extraction uses heuristically aligned text data with an existing knowledge base as training data. The unsupervised nature of this technique allows it to scale to web-scale relation extraction tasks, at the…

Computation and Language · Computer Science 2017-10-30 Tushar Nagarajan , Sharmistha , Partha Talukdar

Scarcity of labeled data is one of the most frequent problems faced in machine learning. This is particularly true in relation extraction in text mining, where large corpora of texts exists in many application domains, while labeling of…

Machine Learning · Computer Science 2018-07-13 Linara Adilova , Sven Giesselbach , Stefan Rüping

Relation Extraction refers to the task of populating a database with tuples of the form $r(e_1, e_2)$, where $r$ is a relation and $e_1$, $e_2$ are entities. Distant supervision is one such technique which tries to automatically generate…

Artificial Intelligence · Computer Science 2017-05-11 Gagan Madan

A major hurdle on the road to conversational interfaces is the difficulty in collecting data that maps language utterances to logical forms. One prominent approach for data collection has been to automatically generate pseudo-language…

Computation and Language · Computer Science 2019-08-30 Jonathan Herzig , Jonathan Berant

Relation Extraction is an important sub-task of Information Extraction which has the potential of employing deep learning (DL) models with the creation of large datasets using distant supervision. In this review, we compare the…

Computation and Language · Computer Science 2017-05-11 Shantanu Kumar

Semantic relation extraction is one of the frontiers of biomedical natural language processing research. Gold standards are key tools for advancing this research. It is challenging to generate these standards because of the high cost of…

Computation and Language · Computer Science 2015-05-26 Tong Shu Li , Benjamin M. Good , Andrew I. Su

The process of gathering ground truth data through human annotation is a major bottleneck in the use of information extraction methods for populating the Semantic Web. Crowdsourcing-based approaches are gaining popularity in the attempt to…

Human-Computer Interaction · Computer Science 2022-09-21 Anca Dumitrache , Oana Inel , Benjamin Timmermans , Carlos Ortiz , Robert-Jan Sips , Lora Aroyo , Chris Welty

The models of n-ary cross sentence relation extraction based on distant supervision assume that consecutive sentences mentioning n entities describe the relation of these n entities. However, on one hand, this assumption introduces noisy…

Machine Learning · Computer Science 2020-09-29 Chenhan Yuan , Ryan Rossi , Andrew Katz , Hoda Eldardiry

We introduce DsDs: a cross-lingual neural part-of-speech tagger that learns from disparate sources of distant supervision, and realistically scales to hundreds of low-resource languages. The model exploits annotation projection, instance…

Computation and Language · Computer Science 2018-08-30 Barbara Plank , Željko Agić