Evidence map›Paper›PMID 29017459›Full record

ArticleBMC bioinformatics2017

An attention-based effective neural model for drug-drug interactions extraction.

Wei Zheng, Hongfei Lin, Ling Luo, Zhehuan Zhao, Zhengguang Li, Yijia Zhang, Zhihao Yang, Jian Wang

Abstract read
In one paragraph

Article in BMC bioinformatics, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

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26citing papers in PubMed
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3 · Its place in the literature

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26 citing papers in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

8 authors.

Wei ZhengCollege of Computer Science and Technology, Dalian University of Technology, Dalian, China.
Hongfei LinCollege of Computer Science and Technology, Dalian University of Technology, Dalian, China. hflin@dlut.edu.cn.
Ling LuoCollege of Computer Science and Technology, Dalian University of Technology, Dalian, China.
Zhehuan ZhaoCollege of Computer Science and Technology, Dalian University of Technology, Dalian, China.
Zhengguang LiCollege of Computer Science and Technology, Dalian University of Technology, Dalian, China.
Yijia ZhangCollege of Computer Science and Technology, Dalian University of Technology, Dalian, China.
Zhihao YangCollege of Computer Science and Technology, Dalian University of Technology, Dalian, China.
Jian WangCollege of Computer Science and Technology, Dalian University of Technology, Dalian, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundDrug-drug interactions (DDIs) often bring unexpected side effects. The clinical recognition of DDIs is a crucial issue for both patient safety and healthcare cost control. However, although text-mining-based systems explore various methods to classify DDIs, the classification performance with regard to DDIs in long and complex sentences is still unsatisfactory.

methodsIn this study, we propose an effective model that classifies DDIs from the literature by combining an attention mechanism and a recurrent neural network with long short-term memory (LSTM) units. In our approach, first, a candidate-drug-oriented input attention acting on word-embedding vectors automatically learns which words are more influential for a given drug pair. Next, the inputs merging the position- and POS-embedding vectors are passed to a bidirectional LSTM layer whose outputs at the last time step represent the high-level semantic information of the whole sentence. Finally, a softmax layer performs DDI classification.

resultsExperimental results from the DDIExtraction 2013 corpus show that our system performs the best with respect to detection and classification (84.0% and 77.3%, respectively) compared with other state-of-the-art methods. In particular, for the Medline-2013 dataset with long and complex sentences, our F-score far exceeds those of top-ranking systems by 12.6%.

conclusionsOur approach effectively improves the performance of DDI classification tasks. Experimental analysis demonstrates that our model performs better with respect to recognizing not only close-range but also long-range patterns among words, especially for long, complex and compound sentences.

Indexed as

AlgorithmsDrug InteractionsModels, TheoreticalNeural Networks, ComputerDatabases as TopicHumansPublicationsSupport Vector MachineAttentionDrug-drug interactionsLong short-term memoryRecurrent neural networkText mining

Identifiers

PMID29017459
PMCPMC5634850

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.