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cs.DB2026
CATune: Structural Constraint-Aware Bayesian Optimization for DBMS Configuration Tuning
Fangping Lan, Qi Zhang, Eduard Dragut
Modern DBMSs expose hundreds of configuration knobs, resulting in a high-dimensional and heterogeneous search space that makes automated tuning costly. Existing ML-based tuning sys…
q-fin.MF2026
Multi-Asset Liquidation in Dark Pools with Adverse Selection
Guanxing Fu, Johannes Ruf, Xiaomin Shi +1
We study the optimal liquidation of a multi-asset portfolio using both a traditional exchange and dark pools in the presence of quadratic adverse-selection costs. The problem leads…
math.OC2026
Stochastic LQ Optimal Control with Random Coefficients and a Terminal Mean-Field Cost
Guojiang Shao, Zuo Quan Xu, Qi Zhang
This paper investigates a multidimensional non-homogeneous stochastic linear-quadratic optimal control problem featuring random coefficients and a terminal mean-field term in the c…