Months after CEO Sam Altman called China's DeepSeek R1 model 'impressive', OpenAI sends memo to US government saying Chinese company is 'cheating', it is using ...

DeepSeek R1 model debuted in January last year. After its launch, OpenAI CEO Sam Altman shared a post on X calling the AI model “impressive”, adding “.
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How to use the EXPAND function in Microsoft Excel

Lock dynamic arrays into fixed shapes so dashboards stay neat, tables stack cleanly, and templates keep their layout.
IEEE

A Wideband 8 × 8 Slot Array Antenna Using Gap Waveguide MLW Coaxial Line Technology for mmWave Applications

Abstract: The letter presents a wideband 8 × 8-element slot antenna array operating in the E-band. The proposed design employs a low-loss coaxial waveguide transmission line filled with air ...
IEEE

Job Shop Scheduling for Dynamic Environments Using a Q-Learning Approach

Abstract: Efficient scheduling in dynamic production environments with frequent disruptions presents a significant challenge, particularly in the context of the Job Shop Scheduling Problem (JSSP).