User Issues With X Appear to Have Resolved

Users reported issues with websites and apps, including X, early Monday, according to the online outage tracker DownDetector, but most problems appeared to have resolved by midmorning.

Altek Business Systems, Inc. Issues Security Guidance on Addressing ‘Last Mile’ Vulnerabilities in Print Devices

TELFORD, PA, UNITED STATES, January 23, 2026 /EINPresswire.com/ -- As organizations continue to invest in stronger ...
IEEE

A Data-and-Model-Driven Acceleration Approach for Large-Scale Network-Constrained Unit Commitment Problem With Uncertainty

Abstract: Numerous binary variables and constraints greatly affect the computation of large-scale network-constrained unit commitment (NCUC) problems. With the integration of massive renewable energy ...
IEEE

A 2D Physics-Informed Neural Network-Based Inverse-Design Method of Antenna Superstrate for Radiation and Scattering Problems

Abstract: Based on unsupervised physics-informed neural network (PINN) framework, a two-dimensional inverse-design method for antenna superstrate is proposed, which can simultaneously realize the ...