activity
20192022
most citedUsing Similarity Measures to Select Pretraining Data for NER

18 citations · 39 across the 7 of their papers we have counts for

collaborators

10 papers

cs.CL20221 cited

Detecting Entities in the Astrophysics Literature: A Comparison of Word-based and Span-based Entity Recognition Methods

Xiang Dai, Sarvnaz Karimi

Information Extraction from scientific literature can be challenging due to the highly specialised nature of such text. We describe our entity recognition methods developed as part…

cs.CL202217 cited

An Exploration of Hierarchical Attention Transformers for Efficient Long Document Classification

Ilias Chalkidis, Xiang Dai, Manos Fergadiotis +2

Non-hierarchical sparse attention Transformer-based models, such as Longformer and Big Bird, are popular approaches to working with long documents. There are clear benefits to thes…

cs.CL2021

MDAPT: Multilingual Domain Adaptive Pretraining in a Single Model

Rasmus Kær Jørgensen, Mareike Hartmann, Xiang Dai +1

Domain adaptive pretraining, i.e. the continued unsupervised pretraining of a language model on domain-specific text, improves the modelling of text for downstream tasks within the…

cs.CL2021

Recognising Biomedical Names: Challenges and Solutions

Xiang Dai

The growth rate in the amount of biomedical documents is staggering. Unlocking information trapped in these documents can enable researchers and practitioners to operate confidentl…

cs.CL2020

NLNDE at CANTEMIST: Neural Sequence Labeling and Parsing Approaches for Clinical Concept Extraction

Lukas Lange, Xiang Dai, Heike Adel +1

The recognition and normalization of clinical information, such as tumor morphology mentions, is an important, but complex process consisting of multiple subtasks. In this paper, w…

cs.CL2020

An Analysis of Simple Data Augmentation for Named Entity Recognition

Xiang Dai, Heike Adel

Simple yet effective data augmentation techniques have been proposed for sentence-level and sentence-pair natural language processing tasks. Inspired by these efforts, we design an…