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Juanyong Duan

4 accepted papers

2024

ToxiCraft: A Novel Framework for Synthetic Generation of Harmful Information

EMNLP 2024finding

In different NLP tasks, detecting harmful content is crucial for online environments, especially with the growing influence of social media. However, previous research has two main issues: 1) a lack of data in low-resource settings, and 2) inconsistent definitions and criteria for judging harmful co…

Cited by 3SourcePDFScholar
2022

TS2Vec: Towards Universal Representation of Time Series

AAAI 2022technical

This paper presents TS2Vec, a universal framework for learning representations of time series in an arbitrary semantic level. Unlike existing methods, TS2Vec performs contrastive learning in a hierarchical way over augmented context views, which enables a robust contextual representation for each ti…

2020

Spectral Temporal Graph Neural Network for Multivariate Time-series Forecasting

NeurIPS 2020spotlight

Multivariate time-series forecasting plays a crucial role in many real-world applications. It is a challenging problem as one needs to consider both intra-series temporal correlations and inter-series correlations simultaneously. Recently, there have been multiple works trying to capture both correl…