Search Results for author: Yadong Zhang

Found 11 papers, 2 papers with code

Visualization-of-Thought Elicits Spatial Reasoning in Large Language Models

1 code implementation4 Apr 2024 Wenshan Wu, Shaoguang Mao, Yadong Zhang, Yan Xia, Li Dong, Lei Cui, Furu Wei

Large language models (LLMs) have exhibited impressive performance in language comprehension and various reasoning tasks.

Visual Navigation

LLM as a Mastermind: A Survey of Strategic Reasoning with Large Language Models

no code implementations1 Apr 2024 Yadong Zhang, Shaoguang Mao, Tao Ge, Xun Wang, Adrian de Wynter, Yan Xia, Wenshan Wu, Ting Song, Man Lan, Furu Wei

This paper presents a comprehensive survey of the current status and opportunities for Large Language Models (LLMs) in strategic reasoning, a sophisticated form of reasoning that necessitates understanding and predicting adversary actions in multi-agent settings while adjusting strategies accordingly.

Decision Making

K-Level Reasoning with Large Language Models

no code implementations2 Feb 2024 Yadong Zhang, Shaoguang Mao, Tao Ge, Xun Wang, Yan Xia, Man Lan, Furu Wei

While Large Language Models (LLMs) have demonstrated their proficiency in complex reasoning tasks, their performance in dynamic, interactive, and competitive scenarios - such as business strategy and stock market analysis - remains underexplored.

Decision Making

Power grid operational risk assessment using graph neural network surrogates

no code implementations21 Nov 2023 Yadong Zhang, Pranav M Karve, Sankaran Mahadevan

The excellent accuracy of GNN-based reliability and risk assessment further suggests that GNN surrogate has the potential to be applied in real-time and hours-ahead risk quantification.

Decision Making

Operational risk quantification of power grids using graph neural network surrogates of the DC OPF

no code implementations7 Nov 2023 Yadong Zhang, Pranav M Karve, Sankaran Mahadevan

MC simulation necessitates solving a large number of DC OPF problems corresponding to the samples of stochastic grid variables (power demand and renewable generation), which is computationally prohibitive.

Decision Making

Remaining Useful Life Prediction Using Temporal Deep Degradation Network for Complex Machinery with Attention-based Feature Extraction

no code implementations21 Feb 2022 Yuwen Qin, Ningbo Cai, Chen Gao, Yadong Zhang, Yonghong Cheng, Xin Chen

The degradation-related features extracted from the sensor streaming data with neural networks can dramatically improve the accuracy of the RUL prediction.

Attention-based Deep Neural Networks for Battery Discharge Capacity Forecasting

no code implementations14 Feb 2022 Yadong Zhang, Chenye Zou, Xin Chen

The battery capacity in different cycles can be measured with the temporal patterns extracted from the streaming sensor data based on the attention mechanism.

Capacity Estimation Management

Anomaly Detection in Time Series with Triadic Motif Fields and Application in Atrial Fibrillation ECG Classification

2 code implementations9 Dec 2020 Yadong Zhang, Xin Chen

Considering the quasi-periodic characteristics of ECG signals, the dynamic features can be extracted from the TMF images with the transfer learning pre-trained convolutional neural network (CNN) models.

Anomaly Detection Atrial Fibrillation Detection +8

Triad State Space Construction for Chaotic Signal Classification with Deep Learning

no code implementations26 Mar 2020 Yadong Zhang, Xin Chen

Inspired by the well-known permutation entropy (PE), an effective image encoding scheme for chaotic time series, Triad State Space Construction (TSSC), is proposed.

Classification General Classification +3

Motif Difference Field: A Simple and Effective Image Representation of Time Series for Classification

no code implementations21 Jan 2020 Yadong Zhang, Xin Chen

Inspired by the convolutional neural network (CNN) classifier based on the image representations of time series, motif difference field (MDF) is proposed.

Clustering General Classification +3

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