papers

Publications (12)

cs.LG2026

PHAT: Modeling Period Heterogeneity for Multivariate Time Series Forecasting

Jiaming Ma, Qihe Huang, Haofeng Ma +6

While existing multivariate time series forecasting models have advanced significantly in modeling periodicity, they largely neglect the periodic heterogeneity common in real-world…

cs.AI2026

Science Earth: Towards A Planet-Scale Operating System for AI-Native Scientific Discovery

Zhe Zhao, Haibin Wen, Yingcheng Wu +10

Scientific discovery demands intelligence, perseverance, and serendipity across vast search spaces. Today, top scientific capabilities remain siloed--one AI system for biological a…

cond-mat.soft2026

All-water supercapacitor enabled by 1-nm clay channels

Vasily Artemov, Svetlana Babiy, Yunfei Teng +12

Water confined to channels one nanometer thick exhibits electrochemical behavior distinct from bulk water, including enhanced protonic conductivity and large dielectric anisotropy.…

cs.AI2025

Spatiotemporal Causal Decoupling Model for Air Quality Forecasting

Jiaming Ma, Guanjun Wang, Sheng Huang +4

Due to the profound impact of air pollution on human health, livelihoods, and economic development, air quality forecasting is of paramount significance. Initially, we employ the c…

cs.LG2026

To See Far, Look Close: Evolutionary Forecasting for Long-term Time Series

Jiaming Ma, Siyuan Mu, Ruilin Tang +6

The prevailing Direct Forecasting (DF) paradigm dominates Long-term Time Series Forecasting (LTSF) by forcing models to predict the entire future horizon in a single forward pass.…

math.OC2026

A Level Set Method with Secant Iterations for the Least-Squares Constrained Nuclear Norm Minimization

Chiyu Ma, Jiaming Ma, Defeng Sun

We present an efficient algorithm for least-squares constrained nuclear norm minimization, a computationally challenging problem with broad applications. Our approach combines a le…

physics.chem-ph2024

Nanostructured Fe2O3/CuxO Heterojunction for Enhanced Solar Redox Flow Battery Performance

Jiaming Ma, Milad Sabzehparvar, Ziyan Pan +1

Solar redox flow batteries (SRFB) have received much attention as an alternative integrated technology for simultaneous conversion and storage of solar energy. Yet, the photocataly…

cs.LG2026

A General ReLearner: Empowering Spatiotemporal Prediction by Re-learning Input-label Residual

Jiaming Ma, Binwu Wang, Pengkun Wang +3

Prevailing spatiotemporal prediction models typically operate under a forward (unidirectional) learning paradigm, in which models extract spatiotemporal features from historical ob…

cs.LG2023

Randomly Projected Convex Clustering Model: Motivation, Realization, and Cluster Recovery Guarantees

Ziwen Wang, Yancheng Yuan, Jiaming Ma +2

In this paper, we propose a randomly projected convex clustering model for clustering a collection of high dimensional data points in with hidden clusters. C…

cs.AI2026

ResearchEVO: An End-to-End Framework for Automated Scientific Discovery and Documentation

Zhe Zhao, Haibin Wen, Jiaming Ma +4

An important recurring pattern in scientific breakthroughs is a two-stage process: an initial phase of undirected experimentation that yields an unexpected finding, followed by a r…

math.OC2025

On the -order Semismoothness of the Metric Projection onto Slices of the Positive Semidefinite Cone

Ruoning Chen, Jiaming Ma, Defeng Sun

The metric projection onto the positive semidefinite (PSD) cone is strongly semismooth, a property that guarantees local quadratic convergence for many powerful algorithms in semid…

math.OC2025

The Aubin Property for Generalized Equations over -cone Reducible Sets

Jiaming Ma, Defeng Sun

This paper establishes the equivalence between the Aubin property and strong regularity for generalized equations over -cone reducible sets. This result resolves a long-standi…