Kai Ye

College of Engineering

Works (6)

Updated: December 16th, 2024 08:11

2024 journal article

A Contextually Supervised Optimization-Based HVAC Load Disaggregation Methodology

IEEE TRANSACTIONS ON SMART GRID, 15(4), 3852–3863.

By: H. Kim n, K. Ye n, D. Lee * & N. Lu n 

author keywords: HVAC; Optimization; Hidden Markov models; Estimation; Load modeling; Dictionaries; Smart meters; Load disaggregation; non-intrusive load monitoring; optimization-based blind source separation; contextual supervision
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Sources: Web Of Science, NC State University Libraries
Added: July 8, 2024

2024 journal article

Applying fine-tuned LLMs for reducing data needs in load profile analysis

APPLIED ENERGY, 377.

By: Y. Hu* , H. Kim*, K. Ye* & N. Lu* 

author keywords: Fine-Tuning; Large Language Models; Load Profile Analysis; Missing Data Restoration; Prompt Engineering
Sources: Web Of Science, NC State University Libraries
Added: December 9, 2024

2024 article

BERT-PIN: A BERT-Based Framework for Recovering Missing Data Segments in Time-Series Load Profiles

Hu, Y., Ye, K., Kim, H., & Lu, N. (2024, July 1). IEEE TRANSACTIONS ON INDUSTRIAL INFORMATICS, Vol. 7.

By: Y. Hu n , K. Ye n, H. Kim n & N. Lu n 

author keywords: Load modeling; Transformers; Encoding; Data models; Bidirectional control; Power systems; Adaptation models; Bidirectional encoder representations from transformers (BERT); conservation voltage reduction; machine learning; missing data restoration; power system; transformer
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries
Added: July 8, 2024

2023 article

A Modified Sequence-to-point HVAC Load Disaggregation Algorithm

2023 IEEE POWER & ENERGY SOCIETY GENERAL MEETING, PESGM.

By: K. Ye n, H. Kim n, Y. Hu n , N. Lu n , D. Wu * & P. Rehm

author keywords: demand response; HVAC load; load disaggregation; machine learning; convolutional neural network (CNN); transfer learning
TL;DR: Simulation results show that the proposed modified S2P algorithm outperforms the original S1P model and the support-vector machine based approach in accuracy, adaptability, and transferability. (via Semantic Scholar)
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7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: November 20, 2023

2023 article

An ICA-Based HVAC Load Disaggregation Method Using Smart Meter Data

2023 IEEE POWER & ENERGY SOCIETY INNOVATIVE SMART GRID TECHNOLOGIES CONFERENCE, ISGT.

By: H. Kim n, K. Ye n, H. Lee n, R. Hu n, N. Lu n , D. Wu *, P. Rehm

author keywords: HVAC system; Independent component analysis; Non-intrusive load monitoring; Smart meter data
TL;DR: An independent component analysis (ICA) based unsupervised-learning method for heat, ventilation, and air-conditioning (HVAC) load disaggregation using low-resolution smart meter data and uses the dependency between the daily nocturnal and diurnal loads extracted from historical meter data to smooth the base load profile. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: June 5, 2023

2023 article

Design Considerations of a Coordinative Demand Charge Mitigation Strategy

2023 IEEE POWER & ENERGY SOCIETY GENERAL MEETING, PESGM.

By: R. Hu n, K. Ye n, H. Kim n, H. Lee n, N. Lu n , D. Wu *, P. Rehm

author keywords: demand reduction; demand response; load forecast; payback; peak demand probability.
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: November 20, 2023

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