Search Results for author: Helen Chen

Found 9 papers, 3 papers with code

Where’s the Question? A Multi-channel Deep Convolutional Neural Network for Question Identification in Textual Data

no code implementations EMNLP (ClinicalNLP) 2020 George Michalopoulos, Helen Chen, Alexander Wong

The gold standard in clinical data capturing is achieved via “expert-review”, where clinicians can have a dialogue with a domain expert (reviewers) and ask them questions about data entry rules.

Sentence

Proposing a conceptual framework: social media listening for public health behavior

no code implementations30 Jul 2023 Shu-Feng Tsao, Helen Chen, Samantha Meyer, Zahid A. Butt

Existing communications and behavioral theories have been adopted to address health misinformation.

Misinformation

ICDBigBird: A Contextual Embedding Model for ICD Code Classification

no code implementations BioNLP (ACL) 2022 George Michalopoulos, Michal Malyska, Nicola Sahar, Alexander Wong, Helen Chen

The International Classification of Diseases (ICD) system is the international standard for classifying diseases and procedures during a healthcare encounter and is widely used for healthcare reporting and management purposes.

Classification Code Classification +2

LexSubCon: Integrating Knowledge from Lexical Resources into Contextual Embeddings for Lexical Substitution

1 code implementation ACL 2022 George Michalopoulos, Ian McKillop, Alexander Wong, Helen Chen

Contextual word embedding models have achieved state-of-the-art results in the lexical substitution task by relying on contextual information extracted from the replaced word within the sentence.

Sentence Sentence Similarity

What social media told about us in the time of COVID-19: a scoping review

no code implementations5 Jan 2021 Shu-Feng Tsao, Helen Chen, Therese Tisseverasinghe, Yang Yang, Lianghua Li, Zahid A. Butt

With the onset of COVID-19 pandemic, social media has rapidly become a crucial communication tool for information generation, dissemination, and consumption.

Misinformation Social and Information Networks

UmlsBERT: Clinical Domain Knowledge Augmentation of Contextual Embeddings Using the Unified Medical Language System Metathesaurus

1 code implementation NAACL 2021 George Michalopoulos, Yuanxin Wang, Hussam Kaka, Helen Chen, Alexander Wong

Contextual word embedding models, such as BioBERT and Bio_ClinicalBERT, have achieved state-of-the-art results in biomedical natural language processing tasks by focusing their pre-training process on domain-specific corpora.

named-entity-recognition Named Entity Recognition +3

Where's the Question? A Multi-channel Deep Convolutional Neural Network for Question Identification in Textual Data

1 code implementation15 Oct 2020 George Michalopoulos, Helen Chen, Alexander Wong

The gold standard in clinical data capturing is achieved via "expert-review", where clinicians can have a dialogue with a domain expert (reviewers) and ask them questions about data entry rules.

Sentence

In situ Measurement of Airborne Particle Concentration in a Real Dental Office: Implications for Disease Transmission

no code implementations19 Aug 2020 Maryam Ravazi, Zahid Butt, Mark H. E. Lin, Helen Chen, Zhongchao Tan

The spread and removal of aerosol particles generated from dental procedures in a dental office are measured near the source and at the corner of the office.

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