Search Results for author: Yifang Sun

Found 8 papers, 3 papers with code

Sent2Span: Span Detection for PICO Extraction in the Biomedical Text without Span Annotations

1 code implementation Findings (EMNLP) 2021 Shifeng Liu, Yifang Sun, Bing Li, Wei Wang, Florence T. Bourgeois, Adam G. Dunn

The rapid growth in published clinical trials makes it difficult to maintain up-to-date systematic reviews, which requires finding all relevant trials.

PICO Sentence

FGNET-RH: Fine-Grained Named Entity Typing via Refinement in Hyperbolic Space

no code implementations27 Jan 2021 Muhammad Asif Ali, Yifang Sun, Bing Li, Wei Wang

Fine-Grained Named Entity Typing (FG-NET) aims at classifying the entity mentions into a wide range of entity types (usually hundreds) depending upon the context.

Entity Typing

Monotonic Cardinality Estimation of Similarity Selection: A Deep Learning Approach

no code implementations15 Feb 2020 Yaoshu Wang, Chuan Xiao, Jianbin Qin, Xin Cao, Yifang Sun, Wei Wang, Makoto Onizuka

The feature extraction model transforms original data and threshold to a Hamming space, in which a deep learning-based regression model is utilized to exploit the incremental property of cardinality w. r. t.

Management regression

HAMNER: Headword Amplified Multi-span Distantly Supervised Method for Domain Specific Named Entity Recognition

no code implementations3 Dec 2019 Shifeng Liu, Yifang Sun, Bing Li, Wei Wang, Xiang Zhao

To tackle Named Entity Recognition (NER) tasks, supervised methods need to obtain sufficient cleanly annotated data, which is labor and time consuming.

Boundary Detection named-entity-recognition +2

Antonym-Synonym Classification Based on New Sub-space Embeddings

no code implementations13 Jun 2019 Muhammad Asif Ali, Yifang Sun, Xiaoling Zhou, Wei Wang, Xiang Zhao

We hypothesize that the pre-trained embeddings comprehend a blend of lexical-semantic information and we may distill the task-specific information using Distiller, a model proposed in this paper.

Classification General Classification +1

How to best use Syntax in Semantic Role Labelling

1 code implementation ACL 2019 Yufei Wang, Mark Johnson, Stephen Wan, Yifang Sun, Wei Wang

There are many different ways in which external information might be used in an NLP task.

Semantic Role Labeling

Approximate Nearest Neighbor Search on High Dimensional Data --- Experiments, Analyses, and Improvement (v1.0)

3 code implementations8 Oct 2016 Wen Li, Ying Zhang, Yifang Sun, Wei Wang, Wenjie Zhang, Xuemin Lin

Approximate Nearest neighbor search (ANNS) is fundamental and essential operation in applications from many domains, such as databases, machine learning, multimedia, and computer vision.

Databases

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