Exploring key weather factors from analytical modeling toward improved solar power forecasting

J Wang, H Zhong, X Lai, Q Xia… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
Accurate solar power forecasting plays a critical role in ensuring the reliable and economic
operation of power grids. Most of existing literature directly uses available weather …

A unified framework for structured graph learning via spectral constraints

S Kumar, J Ying, JVM Cardoso, DP Palomar - Journal of Machine Learning …, 2020 - jmlr.org
Graph learning from data is a canonical problem that has received substantial attention in
the literature. Learning a structured graph is essential for interpretability and identification of …

Sparse portfolios for high-dimensional financial index tracking

K Benidis, Y Feng, DP Palomar - IEEE Transactions on signal …, 2017 - ieeexplore.ieee.org
Index tracking is a popular passive portfolio management strategy that aims at constructing a
portfolio that replicates or tracks the performance of a financial index. The tracking error can …

Parallel and distributed successive convex approximation methods for big-data optimization

A Nedić, JS Pang, G Scutari, Y Sun, G Scutari… - Multi-Agent Optimization …, 2018 - Springer
Recent years have witnessed a surge of interest in parallel and distributed optimization
methods for large-scale systems. In particular, nonconvex large-scale optimization problems …

Structured graph learning via Laplacian spectral constraints

S Kumar, J Ying… - Advances in neural …, 2019 - proceedings.neurips.cc
Learning a graph with a specific structure is essential for interpretability and identification of
the relationships among data. But structured graph learning from observed samples is an …

Statistical inference for principal components of spiked covariance matrices

Z Bao, X Ding, J Wang, K Wang - The Annals of Statistics, 2022 - projecteuclid.org
Statistical inference for principal components of spiked covariance matrices Page 1 The Annals
of Statistics 2022, Vol. 50, No. 2, 1144–1169 https://doi.org/10.1214/21-AOS2143 © Institute of …

Orthogonal stationary component analysis for nonstationary process monitoring

Y Wang, T Hou, M Cui, X Ma - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Load fluctuations, unexpected disturbances, and switching of operating states typically make
actual industrial processes exhibit nonstationary. In nonstationary processes, the statistical …

Majorization-minimization on the Stiefel manifold with application to robust sparse PCA

A Breloy, S Kumar, Y Sun… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
This paper proposes a framework for optimizing cost functions of orthonormal basis learning
problems, such as principal component analysis (PCA), subspace recovery, orthogonal …

Semisupervised dynamic soft sensor based on complementary ensemble empirical mode decomposition and deep learning

R Guo, H Liu - Measurement, 2021 - Elsevier
Noise, redundancy, and dynamic characteristics in industrial process data have been
regarded as the key factors that affect the measurement accuracy of data-driven soft …

Fast and efficient MMD-based fair PCA via optimization over Stiefel manifold

J Lee, G Kim, M Olfat, M Hasegawa-Johnson… - Proceedings of the …, 2022 - ojs.aaai.org
This paper defines fair principal component analysis (PCA) as minimizing the maximum
mean discrepancy (MMD) between the dimensionality-reduced conditional distributions of …