Search Results for author: Xuesong Ye

Found 5 papers, 1 papers with code

FakeSwarm: Improving Fake News Detection with Swarming Characteristics

no code implementations30 May 2023 Jun Wu, Xuesong Ye

We evaluate our system on a public dataset and demonstrate the effectiveness of incorporating swarm features in fake news identification, achieving an f1-score and accuracy of over 97% by combining all three types of swarm features.

Fake News Detection

MedLens: Improve Mortality Prediction Via Medical Signs Selecting and Regression

1 code implementation19 May 2023 Xuesong Ye, Jun Wu, Chengjie Mou, Weinan Dai

Monitoring the health status of patients and predicting mortality in advance is vital for providing patients with timely care and treatment.

Mortality Prediction regression +1

FineEHR: Refine Clinical Note Representations to Improve Mortality Prediction

no code implementations24 Apr 2023 Jun Wu, Xuesong Ye, Chengjie Mou, Weinan Dai

To address this issue, we propose FINEEHR, a system that utilizes two representation learning techniques, namely metric learning and fine-tuning, to refine clinical note embeddings, while leveraging the intrinsic correlations among different health statuses and note categories.

Metric Learning Mortality Prediction +1

BotTriNet: A Unified and Efficient Embedding for Social Bots Detection via Metric Learning

no code implementations6 Apr 2023 Jun Wu, Xuesong Ye, Yanyuet Man

Second, we demonstrate that metric learning techniques can be applied in this context to refine raw embeddings and improve classification performance.

Metric Learning Sentence

BotShape: A Novel Social Bots Detection Approach via Behavioral Patterns

no code implementations17 Mar 2023 Jun Wu, Xuesong Ye, Chengjie Mou

An essential topic in online social network security is how to accurately detect bot accounts and relieve their harmful impacts (e. g., misinformation, rumor, and spam) on genuine users.

Misinformation Time Series

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