Search Results for author: Shuiqiao Yang

Found 9 papers, 0 papers with code

SE-shapelets: Semi-supervised Clustering of Time Series Using Representative Shapelets

no code implementations6 Apr 2023 Borui Cai, Guangyan Huang, Shuiqiao Yang, Yong Xiang, Chi-Hung Chi

Shapelets that discriminate time series using local features (subsequences) are promising for time series clustering.

Clustering Time Series +1

Hybrid Variational Autoencoder for Time Series Forecasting

no code implementations13 Mar 2023 Borui Cai, Shuiqiao Yang, Longxiang Gao, Yong Xiang

Variational autoencoders (VAE) are powerful generative models that learn the latent representations of input data as random variables.

Time Series Time Series Forecasting +1

Sentiment Analysis and Topic Modeling for COVID-19 Vaccine Discussions

no code implementations8 Oct 2021 Hui Yin, XiangYu Song, Shuiqiao Yang, JianXin Li

The outbreak of the novel Coronavirus Disease 2019 (COVID-19) has lasted for nearly two years and caused unprecedented impacts on people's daily life around the world.

Sentiment Analysis

Representation Learning for Short Text Clustering

no code implementations21 Sep 2021 Hui Yin, XiangYu Song, Shuiqiao Yang, Guangyan Huang, JianXin Li

Effective representation learning is critical for short text clustering due to the sparse, high-dimensional and noise attributes of short text corpus.

Clustering Representation Learning +1

Variational Co-embedding Learning for Attributed Network Clustering

no code implementations15 Apr 2021 Shuiqiao Yang, Sunny Verma, Borui Cai, Jiaojiao Jiang, Kun Yu, Fang Chen, Shui Yu

Recent works for attributed network clustering utilize graph convolution to obtain node embeddings and simultaneously perform clustering assignments on the embedding space.

Attribute Clustering +2

Detecting Topic and Sentiment Dynamics Due to COVID-19 Pandemic Using Social Media

no code implementations5 Jul 2020 Hui Yin, Shuiqiao Yang, Jian-Xin Li

The large scale social media posts (e. g., tweets) provide an ideal data source to infer the mental health for people during this pandemic period.

Examination of Community Sentiment Dynamics due to COVID-19 Pandemic: A Case Study from A State in Australia

no code implementations22 Jun 2020 Jianlong Zhou, Shuiqiao Yang, Chun Xiao, Fang Chen

In this paper, we exploit the massive text data posted by Twitter users to analyse the sentiment dynamics of people living in the state of New South Wales (NSW) in Australia during the pandemic period.

Sentiment Analysis

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