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math.AG2026
The canonical class and Chern character operators on Hilbert schemes of points
Wei-Ping Li, Zhongyi Shi
Let be a smooth projective complex surface. We obtain explicit formulas for the Chern character operators on the Hilbert schemes of points in terms of Nakajima operat…
eess.SP2026
Smartwatch Photoplethysmography-Derived Heart Age via ECG-Guided Cross-Modal Pretraining as a Digital Biomarker of Vascular Aging
Donglin Xie, Xueying Gui, Yutian Zhu +9
Digital biomarkers of cardiovascular aging, often termed heart or vascular age, have been widely studied, but most rely on resting electrocardiography (ECG), imaging, or specialize…