Google DeepMind has released the "Gemma 4" open model family. In this article, we introduce Gemma 4 12B Unified, which holds a particularly unique position within the lineup, based on its Hugging Face ...
Gemma 4 12B is a 120-parameter multimodal model that runs on 16GB of memory, offering performance close to the Gemma 4 26B A4B, which has a larger total number of parameters. Details about Gemma 4 12B ...
Abstract: In this paper, we investigate the downlink (DL) precoder design for massive multiple-input multiple-output (MIMO) multiple low earth orbit (LEO) satellite communication (SATCOM). We first ...
Abstract: This work investigates the concept and design of optical-duobinary vertical-cavity-surface-emitting-laser transmitters. Duobinary modulation exhibits significant advantages compared to ...
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