Search Results for author: Chaoli Zhang

Found 12 papers, 7 papers with code

Large Language Models for Education: A Survey and Outlook

no code implementations26 Mar 2024 Shen Wang, Tianlong Xu, Hang Li, Chaoli Zhang, Joleen Liang, Jiliang Tang, Philip S. Yu, Qingsong Wen

The advent of Large Language Models (LLMs) has brought in a new era of possibilities in the realm of education.

Bringing Generative AI to Adaptive Learning in Education

no code implementations2 Feb 2024 Hang Li, Tianlong Xu, Chaoli Zhang, Eason Chen, Jing Liang, Xing Fan, Haoyang Li, Jiliang Tang, Qingsong Wen

The recent surge in generative AI technologies, such as large language models and diffusion models, have boosted the development of AI applications in various domains, including science, finance, and education.

Position

Large Models for Time Series and Spatio-Temporal Data: A Survey and Outlook

5 code implementations16 Oct 2023 Ming Jin, Qingsong Wen, Yuxuan Liang, Chaoli Zhang, Siqiao Xue, Xue Wang, James Zhang, Yi Wang, Haifeng Chen, XiaoLi Li, Shirui Pan, Vincent S. Tseng, Yu Zheng, Lei Chen, Hui Xiong

In this survey, we offer a comprehensive and up-to-date review of large models tailored (or adapted) for time series and spatio-temporal data, spanning four key facets: data types, model categories, model scopes, and application areas/tasks.

Time Series Time Series Analysis

Benchmarks and Custom Package for Electrical Load Forecasting

1 code implementation14 Jul 2023 Zhixian Wang, Qingsong Wen, Chaoli Zhang, Liang Sun, Leandro Von Krannichfeldt, Yi Wang

Based on this, we conducted extensive experiments on load data at different levels, providing a reference for researchers to compare different load forecasting models.

Feature Engineering Load Forecasting +2

DCdetector: Dual Attention Contrastive Representation Learning for Time Series Anomaly Detection

2 code implementations17 Jun 2023 Yiyuan Yang, Chaoli Zhang, Tian Zhou, Qingsong Wen, Liang Sun

On the other hand, contrastive learning aims to find a representation that can clearly distinguish any instance from the others, which can bring a more natural and promising representation for time series anomaly detection.

Anomaly Detection Contrastive Learning +3

DiffLoad: Uncertainty Quantification in Load Forecasting with Diffusion Model

no code implementations31 May 2023 Zhixian Wang, Qingsong Wen, Chaoli Zhang, Liang Sun, Yi Wang

The uncertainties in load forecasting can be divided into two types: epistemic uncertainty and aleatoric uncertainty.

Decision Making energy management +3

LogiCoT: Logical Chain-of-Thought Instruction-Tuning

1 code implementation20 May 2023 Hanmeng Liu, Zhiyang Teng, Leyang Cui, Chaoli Zhang, Qiji Zhou, Yue Zhang

LogiCoT serves as an instruction set for teaching models of logical reasoning and elicits general reasoning skills.

Logical Reasoning Text Generation

AHPA: Adaptive Horizontal Pod Autoscaling Systems on Alibaba Cloud Container Service for Kubernetes

no code implementations7 Mar 2023 Zhiqiang Zhou, Chaoli Zhang, Lingna Ma, Jing Gu, Huajie Qian, Qingsong Wen, Liang Sun, Peng Li, Zhimin Tang

This paper discusses horizontal POD resources management in Alibaba Cloud Container Services with a newly deployed AI algorithm framework named AHPA -- the adaptive horizontal pod auto-scaling system.

Management

TFAD: A Decomposition Time Series Anomaly Detection Architecture with Time-Frequency Analysis

1 code implementation18 Oct 2022 Chaoli Zhang, Tian Zhou, Qingsong Wen, Liang Sun

Time series anomaly detection is a challenging problem due to the complex temporal dependencies and the limited label data.

Anomaly Detection Data Augmentation +2

Transformers in Time Series: A Survey

10 code implementations15 Feb 2022 Qingsong Wen, Tian Zhou, Chaoli Zhang, Weiqi Chen, Ziqing Ma, Junchi Yan, Liang Sun

From the perspective of network structure, we summarize the adaptations and modifications that have been made to Transformers in order to accommodate the challenges in time series analysis.

Anomaly Detection Time Series +1

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