Young train enthusiasts had a chance to become railroad conductors last weekend during the Historic Pullman Foundation Model Train Experience. But the youngsters weren’t the only ones enthralled by ...

Abstract: In this paper, a novel spatially non-stationary fading channel model is proposed for multiple-input multiple-output (MIMO) system with extremely-large aperture service-array (ELAA). The ...

2025 marked another great year for new releases in model railroading. Whatever your scale or discipline in the hobby, odds are good that there was a new release that caught your eye and had you ...

Abstract: Considering the impact of operation and maintenance costs and technology, there is generally a lack of sufficient meteorological observation devices within the distributed photovoltaic (PV) ...

Alibaba has released Qwen-Image-2512, an update to its text-to-image model. The company says the new version does a better job generating realistic images of people, with finer facial detail and less ...

Adjust the root paths in train_donut.py according to your setup. Data will be downloaded and preprocessed automatically when running for the first time. This will take some time.