Zuyi Li
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View article: VOGUE: Guiding Exploration with Visual Uncertainty Improves Multimodal Reasoning
VOGUE: Guiding Exploration with Visual Uncertainty Improves Multimodal Reasoning Open
Reinforcement learning with verifiable rewards (RLVR) improves reasoning in large language models (LLMs) but struggles with exploration, an issue that still persists for multimodal LLMs (MLLMs). Current methods treat the visual input as a …
View article: Orlicz spaces and the uncertainty principle
Orlicz spaces and the uncertainty principle Open
Let $f$ be a finite signal. The classical uncertainty principle tells us that the product of the support of $f$ and the support of $\hat{f}$, the Fourier transform of $f$, must satisfy $|supp(f)|\cdot|supp(\hat{f})|\geq |G|$. Recently, Ios…
View article: Recent Progress in Self-Healing Triboelectric Nanogenerators for Artificial Skins
Recent Progress in Self-Healing Triboelectric Nanogenerators for Artificial Skins Open
Self-healing triboelectric nanogenerators (TENGs), which incorporate self-healing materials capable of recovering their structural and functional properties after damage, are transforming the field of artificial skin by effectively address…
View article: The Interface between Diversified Policy Incentives and Electricity Markets: Perspectives from a Renewable Energy Power System Evolution
The Interface between Diversified Policy Incentives and Electricity Markets: Perspectives from a Renewable Energy Power System Evolution Open
View article: A Temporal Window Attention Mechanism for Short-Term Wind Power Forecasting
A Temporal Window Attention Mechanism for Short-Term Wind Power Forecasting Open
View article: Causally-Guided Neuron-Level Tuning for Efficient Cross-Topology Generalization in Power Systems
Causally-Guided Neuron-Level Tuning for Efficient Cross-Topology Generalization in Power Systems Open
View article: Adherence to Mediterranean diet and female urinary incontinence: Evidence from the NHANES database
Adherence to Mediterranean diet and female urinary incontinence: Evidence from the NHANES database Open
Background Urinary incontinence (UI) is a common condition in female. Oxidative stress and inflammation levels play important roles in UI progression. Mediterranean diet (MD) as a healthy anti-inflammatory dietary pattern has been reported…
View article: Deciphering the electricity–carbon market nexus: Challenges and prospects of electricity–carbon coupling
Deciphering the electricity–carbon market nexus: Challenges and prospects of electricity–carbon coupling Open
The power industry's carbon emissions stand out as a primary contributor to the overall carbon dioxide emissions within the energy system under the context of energy Internet. Thus, reducing emissions in the power sector has become crucial…
View article: Emergent Abilities of Graph Neural Networks for Large-scale Power System Analysis
Emergent Abilities of Graph Neural Networks for Large-scale Power System Analysis Open
The scale-up of AI models for analyzing largescale power systems necessitates a thorough understanding of their scaling properties. Existing studies on these properties provide only partial insights, showing that loss function decreases pr…
View article: Market equilibrium with strategic pricing and strategic constraints in renewable energy: the role of private energy storage
Market equilibrium with strategic pricing and strategic constraints in renewable energy: the role of private energy storage Open
With the increasing prevalence of renewable energy (RE) companies equipped with private energy storage (ES) systems, a dual capability emerges to offer strategic pricing and strategic constraints in market competition. Specifically, these …
View article: A Generation Directrix-Based Regulation Energy Market Mechanism for Fairer Competition in Power Systems with High Renewable Energy Penetration
A Generation Directrix-Based Regulation Energy Market Mechanism for Fairer Competition in Power Systems with High Renewable Energy Penetration Open
View article: A Generation Directrix-Based Regulation Energy Market Mechanism for Fairer Competition in Power Systems with High Renewable Energy Penetration
A Generation Directrix-Based Regulation Energy Market Mechanism for Fairer Competition in Power Systems with High Renewable Energy Penetration Open
View article: Modeling False Data Injection Attacks in Integrated Electricity-Gas Systems
Modeling False Data Injection Attacks in Integrated Electricity-Gas Systems Open
This work studies the modeling of false data injection attacks (FDIAs) in integrated electricity-gas systems (IEGSs). First, we introduce a static state estimation model and bad data detection method for IEGSs. Then, we develop FDIAs on IE…
View article: Comparative Study of Obamacare and Trumpcare: From the Perspective of Liberal International Order
Comparative Study of Obamacare and Trumpcare: From the Perspective of Liberal International Order Open
Different from most studies that focus on the external shocks to the Liberal International Order, this research discusses the domestic identity of the order. Drawing on the experience of the U.S. healthcare system from Obamacare to Trumpca…
View article: Risk-aware Flexible Resource Utilization in an Unbalanced Three-Phase Distribution Network using SDP-based Distributionally Robust Optimal Power Flow
Risk-aware Flexible Resource Utilization in an Unbalanced Three-Phase Distribution Network using SDP-based Distributionally Robust Optimal Power Flow Open
The variability caused by the proliferation of distributed energy resources (DERs) and the significant growth in unbalanced three-phase loads pose unprecedented challenges to distribution network operations. This paper focuses on how a dis…
View article: Robust event detection for residential load disaggregation
Robust event detection for residential load disaggregation Open
Nonintrusive load monitoring (NILM) can facilate the transition to energy-efficient and low-carbon buildings. Event detection is the first and most critical step in event-based NILM and can improve the efficiency and performance of NILM by…
View article: Physics-Constrained Backdoor Attacks on Power System Fault Localization
Physics-Constrained Backdoor Attacks on Power System Fault Localization Open
The advances in deep learning (DL) techniques have the potential to deliver transformative technological breakthroughs to numerous complex tasks in modern power systems that suffer from increasing uncertainty and nonlinearity. However, the…
View article: Multi-Segment Decentralized Control Strategies for Renewables-Rich Microgrids in Extreme Conditions
Multi-Segment Decentralized Control Strategies for Renewables-Rich Microgrids in Extreme Conditions Open
Microgrids provide a promising approach to accommodating various distributed energy resources (DERs), while requiring significant communication infrastructures that may be affected by extreme conditions such as natural disasters and cyber-…
View article: Sequence of operations for real‐time control of microgrids and networked microgrids
Sequence of operations for real‐time control of microgrids and networked microgrids Open
Microgrids (MGs) provide a potential solution to accommodating renewable and distributed energy resources (DERs). MGs and the networked form of MGs, that is, networked MGs or NMGs, have received significant attention in the past two decade…
View article: Architecture, Control, and Implementation of Networked Microgrids for Future Distribution Systems
Architecture, Control, and Implementation of Networked Microgrids for Future Distribution Systems Open
Microgrid (MG) is a small-scale, self-sufficient power system that accommodates various distributed energy resources (DERs), controllable loads, and future distribution systems. Networked microgrids (NMGs) are clusters of MGs, which are ph…
View article: Characterization and Trading of Energy Level and Energy Shift Considering Virtual Power Plant
Characterization and Trading of Energy Level and Energy Shift Considering Virtual Power Plant Open
The capability of shifting the electricity generation or consumption to proper time of the day, also defined as energy shift (ES), is the key factor to ensure the power balance, especially under high penetration of variable renewable energ…
View article: A High-Precision Wide Area Time Synchronization Scheme for Smart Grid Applications
A High-Precision Wide Area Time Synchronization Scheme for Smart Grid Applications Open
View article: Short‐term nodal load forecasting based on machine learning techniques
Short‐term nodal load forecasting based on machine learning techniques Open
This paper introduces an advanced Short-term Nodal Load Forecasting (STNLF) method that forecasts nodal load profiles for the next day in power systems, based on the combined use of three machine learning techniques. Least Absolute Shrinka…
View article: Event-driven Two-stage Solution to Non-intrusive Load Monitoring
Event-driven Two-stage Solution to Non-intrusive Load Monitoring Open
Existing methods of non-intrusive load monitoring (NILM) in literatures generally suffer from high computational complexity and/or low accuracy in identifying working household appliances. This paper proposes an event-driven Factorial Hidd…
View article: Adaptive Event Detection for Representative Load Signature Extraction
Adaptive Event Detection for Representative Load Signature Extraction Open
Event detection is the first step in event-based non-intrusive load monitoring (NILM) and it can provide useful transient information to identify appliances. However, existing event detection methods with fixed parameters may fail in case …
View article: Sensors with Intelligent Measurement Platform for Monitoring and Control in Distribution Circuits
Sensors with Intelligent Measurement Platform for Monitoring and Control in Distribution Circuits Open
This paper presents a medium-voltage intelligent measurement platform that provides post-processing of raw measurements received from commercially-available voltage/current sensors to enhance accuracy and bandwidth of the monitoring system…
View article: Coordinated Operation of Concentrating Solar Power Plant and Wind Farm for Frequency Regulation
Coordinated Operation of Concentrating Solar Power Plant and Wind Farm for Frequency Regulation Open
As a dispatchable renewable energy technology, the fast ramping capability of concentrating solar power (CSP) can be exploited to provide regulation services. However, frequent adjustments in real-time power output of CSP, which stems out …
View article: Multi-Criteria Decision-Making and Robust Optimization Methodology for Generator Sizing of a Microgrid
Multi-Criteria Decision-Making and Robust Optimization Methodology for Generator Sizing of a Microgrid Open
Microgrids provide multiple benefits to end-use customers and electric utilities, including enhanced reliability and resilience, reduced operational costs, streamlined renewable generation integration, and improved energy efficiency. Howev…
View article: Security constrained decentralized peer-to-peer transactive energy trading in distribution system
Security constrained decentralized peer-to-peer transactive energy trading in distribution system Open
View article: A complete machine learning approach for predicting lithium-ion cell combustion
A complete machine learning approach for predicting lithium-ion cell combustion Open