3 papers
cs.DS2026
Computing Flows in Subquadratic Space
Jan van den Brand, Zhao Song, Albert Weng
Space complexity is a critical factor in various computational models, including streaming, parallel/distributed computing, and communication complexity. We study the space complex…
cs.DS2025
Adaptive Matrix Sparsification and Applications to Empirical Risk Minimization
Yang P. Liu, Richard Peng, Colin Tang +2
Consider the empirical risk minimization (ERM) problem, which is stated as follows. Let be compact convex sets with for $i \in [m…
astro-ph.HE2024
Flickering pulsations in bright X-ray pulsars: the evidence of gravitationally lensed and eclipsed accretion column
Alexander A. Mushtukov, Albert Weng, Sergey S. Tsygankov +1
It is expected that extreme mass accretion rate onto strongly magnetised neutron star results in appearance of accretion columns above stellar surface. For a distant observer, rota…