Search Results for author: Xinwei Shen

Found 21 papers, 9 papers with code

Distributional Principal Autoencoders

1 code implementation21 Apr 2024 Xinwei Shen, Nicolai Meinshausen

Dimension reduction techniques usually lose information in the sense that reconstructed data are not identical to the original data.

Dimensionality Reduction

Joint Planning of Active Distribution Network and EV Charging Stations Considering Vehicle-to-Grid Functionality and Reactive Power Support

no code implementations26 Dec 2023 Yongheng Wang, Xinwei Shen, Yan Xu

This paper proposes a collaborative planning model for the active distribution network (ADN) and electric vehicle (EV) charging stations that fully considers the vehicle-to-grid (V2G) function and reactive power support of EVs in different regions.

Invariant Probabilistic Prediction

1 code implementation18 Sep 2023 Alexander Henzi, Xinwei Shen, Michael Law, Peter Bühlmann

In recent years, there has been a growing interest in statistical methods that exhibit robust performance under distribution changes between training and test data.

Causality-oriented robustness: exploiting general additive interventions

1 code implementation18 Jul 2023 Xinwei Shen, Peter Bühlmann, Armeen Taeb

In a linear setting, we prove that DRIG yields predictions that are robust among a data-dependent class of distribution shifts.

Causal Inference Domain Adaptation +1

Engression: Extrapolation for Nonlinear Regression?

1 code implementation3 Jul 2023 Xinwei Shen, Nicolai Meinshausen

Our experimental results indicate that this model is typically suitable for many real data sets.

regression

A Smart Switch Configuration and Reliability Assessment Method for Large-Scale Offshore Wind Farm Electrical Collector System

no code implementations8 Apr 2023 Xiaochi Ding, Xinwei Shen, Qiuwei Wu, Liming Wang, Dechang Yang

With the development of offshore wind farms (OWFs) in far-offshore and deep-sea areas, each OWF could contain more and more wind turbines and cables, making it imperative to study high-reliability electrical collector system (ECS) for OWF.

Optimal Planning for Electrical Collector System of Offshore Wind Farm with Double-sided Ring Topology

no code implementations30 Jan 2023 Xinwei Shen, Qiuwei Wu, Hongcai Zhang, Liming Wang

We propose a planning method for offshore wind farm electrical collector system (OWF-ECS) with double-sided ring topology meeting the "N-1" criterion on cable faults, in which the submarine cables layout of OWF is optimized considering cable length and power losses.

Asymptotic Statistical Analysis of $f$-divergence GAN

no code implementations14 Sep 2022 Xinwei Shen, Kani Chen, Tong Zhang

We show that for parametric generative models that are correctly specified, all $f$-divergence GANs with the same discriminator classes are asymptotically equivalent under suitable regularity conditions.

Reframed GES with a Neural Conditional Dependence Measure

1 code implementation17 Jun 2022 Xinwei Shen, Shengyu Zhu, Jiji Zhang, Shoubo Hu, Zhitang Chen

In this paper, we revisit the Greedy Equivalence Search (GES) algorithm, which is widely cited as a score-based algorithm for learning the MEC of the underlying causal structure.

Causal Discovery Causal Inference

A Stochastic Planning Method for Low-carbon Building-level Integrated Energy System Considering Electric-Heat-V2G Coupling

no code implementations21 Mar 2022 Zuxun Xiong, Xinwei Shen, Qinglai Guo, Hongbin Sun

The concept of low-carbon building is proposed to ameliorate the climate change caused by environmental problems and realize carbon neutrality at the building level in urban areas.

A Fair and Efficient Hybrid Federated Learning Framework based on XGBoost for Distributed Power Prediction

no code implementations8 Jan 2022 Haizhou Liu, Xuan Zhang, Xinwei Shen, Hongbin Sun

In a modern power system, real-time data on power generation/consumption and its relevant features are stored in various distributed parties, including household meters, transformer stations and external organizations.

Fairness Privacy Preserving +1

Accuracy and Application Scope Analysis for Linearized Branch Flow Model in Radial Distribution Systems

no code implementations24 Dec 2021 Hanyang Lin, Xinwei Shen, Qinglai Guo, Hongbin Sun

An in-depth analysis of linearized branch flow (LBF) model considering current injection and absolute value of impedance is proposed in this paper.

Large-scale Offshore Wind Farm Electrical Collector System Planning: A Mixed-Integer Linear Programming Approach

no code implementations19 Aug 2021 Xinwei Shen, Sunwei Li, Hongke Li

In this paper, we propose a planning method for large-scale offshore wind farm (OWF) electrical collector system (ECS) based on mixed integer linear programming, in which the sizing and siting of offshore substations and the lines between wind turbines (WTs) are optimized.

Two-stage Planning for Electricity-Gas Coupled Integrated Energy System with CCUS Considering Carbon Tax and Price Uncertainty

no code implementations19 Jul 2021 Ang Xuan, Xinwei Shen, Qinglai Guo, Hongbin Sun

In this article, we propose two-stage planning models for Electricity-Gas Coupled Integrated Energy System (EGC-IES), in which traditional thermal power plants (TTPPs) are considered to be retrofitted into carbon capture power plants (CCPPs), with power to gas (PtG) coupling CCPPs to gas system.

A Conditional Value-at-Risk Based Planning Model for Integrated Energy System with Energy Storage and Renewables

no code implementations22 Apr 2021 Ang Xuan, Xinwei Shen, Qinglai Guo, Hongbin Sun

Owing to the potential higher energy supply efficiency and operation flexibility, integrated energy system (IES), which usually includes electric power, gas and heating/cooling systems, is considered as one of the primary forms of energy carrier in the future.

A Federated Learning Framework for Smart Grids: Securing Power Traces in Collaborative Learning

no code implementations22 Mar 2021 Haizhou Liu, Xuan Zhang, Xinwei Shen, Hongbin Sun

For example, power consumption data are stored in numerous transformer stations across cities; mobility data of the population, which are important indicators of power consumption, are held by mobile companies.

Privacy Preserving Vertical Federated Learning

Weakly Supervised Disentangled Generative Causal Representation Learning

1 code implementation6 Oct 2020 Xinwei Shen, Furui Liu, Hanze Dong, Qing Lian, Zhitang Chen, Tong Zhang

This paper proposes a Disentangled gEnerative cAusal Representation (DEAR) learning method under appropriate supervised information.

Disentanglement

CausalVAE: Structured Causal Disentanglement in Variational Autoencoder

2 code implementations CVPR 2021 Mengyue Yang, Furui Liu, Zhitang Chen, Xinwei Shen, Jianye Hao, Jun Wang

Learning disentanglement aims at finding a low dimensional representation which consists of multiple explanatory and generative factors of the observational data.

counterfactual Disentanglement

Bidirectional Generative Modeling Using Adversarial Gradient Estimation

2 code implementations21 Feb 2020 Xinwei Shen, Tong Zhang, Kani Chen

This paper considers the general $f$-divergence formulation of bidirectional generative modeling, which includes VAE and BiGAN as special cases.

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