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Monitoring the administration of drugs and adverse drug reactions are key parts of pharmacovigilance. In this paper, we explore the extraction of drug mentions and drug-related information (reason for taking a drug, route, frequency,…

Computation and Language · Computer Science 2019-09-24 Maksim Belousov , Nikola Milosevic , Ghada Alfattni , Haifa Alrdahi , Goran Nenadic

Objective: To evaluate the accuracy, computational cost and portability of a new Natural Language Processing (NLP) method for extracting medication information from clinical narratives. Materials and Methods: We propose an original…

Reliably detecting relevant relations between entities in unstructured text is a valuable resource for knowledge extraction, which is why it has awaken significant interest in the field of Natural Language Processing. In this paper, we…

Computation and Language · Computer Science 2018-06-18 Jonathan Rotsztejn , Nora Hollenstein , Ce Zhang

Causal knowledge extraction is the task of extracting relevant causes and effects from text by detecting the causal relation. Although this task is important for language understanding and knowledge discovery, recent works in this domain…

Computation and Language · Computer Science 2023-08-09 Anik Saha , Oktie Hassanzadeh , Alex Gittens , Jian Ni , Kavitha Srinivas , Bulent Yener

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…

Computation and Language · Computer Science 2020-12-09 Chris Miller , Soroush Vosoughi

Objective: To develop a high-throughput biomedical relation extraction system that takes advantage of the large language models'(LLMs) reading comprehension ability and biomedical world knowledge in a scalable and evidential manner.…

Computation and Language · Computer Science 2024-03-27 Songchi Zhou , Sheng Yu

Sequence labeling is a widely used method for named entity recognition and information extraction from unstructured natural language data. In clinical domain one major application of sequence labeling involves extraction of medical entities…

Computation and Language · Computer Science 2016-08-03 Abhyuday Jagannatha , Hong Yu

We present a hierarchical convolutional document model with an architecture designed to support introspection of the document structure. Using this model, we show how to use visualisation techniques from the computer vision literature to…

Computation and Language · Computer Science 2015-03-03 Misha Denil , Alban Demiraj , Nando de Freitas

Relation Extraction (RE) is one of the fundamental tasks in Information Extraction and Natural Language Processing. Dependency trees have been shown to be a very useful source of information for this task. The current deep learning models…

Computation and Language · Computer Science 2019-07-09 Amir Pouran Ben Veyseh , Thien Huu Nguyen , Dejing Dou

In natural language processing, relation extraction seeks to rationally understand unstructured text. Here, we propose a novel SpanBERT-based graph convolutional network (DG-SpanBERT) that extracts semantic features from a raw sentence…

Computation and Language · Computer Science 2021-02-19 Jun Chen , Robert Hoehndorf , Mohamed Elhoseiny , Xiangliang Zhang

Relation extraction (RE) is a crucial task in natural language processing (NLP) that aims to identify and classify relationships between entities mentioned in text. In the financial domain, relation extraction plays a vital role in…

Computation and Language · Computer Science 2023-07-24 Pawan Kumar Rajpoot , Ankur Parikh

Relation extraction (RE) is a well-known NLP application often treated as a sentence- or document-level task. However, a handful of recent efforts explore it across documents or in the cross-document setting (CrossDocRE). This is distinct…

Computation and Language · Computer Science 2024-06-19 Monika Jain , Raghava Mutharaju , Kuldeep Singh , Ramakanth Kavuluru

Constructing large-scaled medical knowledge graphs can significantly boost healthcare applications for medical surveillance, bring much attention from recent research. An essential step in constructing large-scale MKG is extracting…

Computer Vision and Pattern Recognition · Computer Science 2021-10-27 Jialun Wu , Yang Liu , Zeyu Gao , Tieliang Gong , Chunbao Wang , Chen Li

Relation classification is an important semantic processing task for which state-ofthe-art systems still rely on costly handcrafted features. In this work we tackle the relation classification task using a convolutional neural network that…

Computation and Language · Computer Science 2015-05-26 Cicero Nogueira dos Santos , Bing Xiang , Bowen Zhou

This paper describes novel models tailored for a new application, that of extracting the symptoms mentioned in clinical conversations along with their status. Lack of any publicly available corpus in this privacy-sensitive domain led us to…

Computation and Language · Computer Science 2019-06-07 Nan Du , Kai Chen , Anjuli Kannan , Linh Tran , Yuhui Chen , Izhak Shafran

Text summarization in medicine can help doctors for reducing the time to access important information from countless documents. The paper offers a supervised extractive summarization method based on conditional generative adversarial…

Computation and Language · Computer Science 2021-10-25 Seyed Vahid Moravvej , Abdolreza Mirzaei , Mehran Safayani

Sentiment Analysis refers to the study of systematically extracting the meaning of subjective text . When analysing sentiments from the subjective text using Machine Learning techniques,feature extraction becomes a significant part. We…

Computation and Language · Computer Science 2019-06-05 Avinash Madasu , Sivasankar E

The goal of case-based retrieval is to assist physicians in the clinical decision making process, by finding relevant medical literature in large archives. We propose a research that aims at improving the effectiveness of case-based…

Information Retrieval · Computer Science 2018-11-28 Stefano Marchesin

We present a joint model for entity-level relation extraction from documents. In contrast to other approaches - which focus on local intra-sentence mention pairs and thus require annotations on mention level - our model operates on entity…

Computation and Language · Computer Science 2021-12-06 Markus Eberts , Adrian Ulges

We advance the state of the art in biomolecular interaction extraction with three contributions: (i) We show that deep, Abstract Meaning Representations (AMR) significantly improve the accuracy of a biomolecular interaction extraction…

Computation and Language · Computer Science 2015-12-08 Sahil Garg , Aram Galstyan , Ulf Hermjakob , Daniel Marcu
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