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  2. PyTorch Lightning - Wikipedia

    en.wikipedia.org/wiki/PyTorch_Lightning

    PyTorch Lightning is an open-source Python library that provides a high-level interface for PyTorch, a popular deep learning framework. [1] It is a lightweight and high-performance framework that organizes PyTorch code to decouple research from engineering, thus making deep learning experiments easier to read and reproduce.

  3. Early stopping - Wikipedia

    en.wikipedia.org/wiki/Early_stopping

    Early-stopping can be used to regularize non-parametric regression problems encountered in machine learning. For a given input space, X {\displaystyle X} , output space, Y {\displaystyle Y} , and samples drawn from an unknown probability measure, ρ {\displaystyle \rho } , on Z = X × Y {\displaystyle Z=X\times Y} , the goal of such problems is ...

  4. Power flash - Wikipedia

    en.wikipedia.org/wiki/Power_flash

    A power flash is a flash of light caused by arcing electrical discharges from damaged electrical equipment, most often severed or arcing power lines. They are often caused by strong winds, especially those from tropical cyclones and tornadoes , and occasionally by intense downbursts and derechoes .

  5. PyTorch - Wikipedia

    en.wikipedia.org/wiki/PyTorch

    In September 2022, Meta announced that PyTorch would be governed by the independent PyTorch Foundation, a newly created subsidiary of the Linux Foundation. [ 24 ] PyTorch 2.0 was released on 15 March 2023, introducing TorchDynamo , a Python-level compiler that makes code run up to 2x faster, along with significant improvements in training and ...

  6. Earthquake light - Wikipedia

    en.wikipedia.org/wiki/Earthquake_light

    Instances of this phenomenon appear in videos [18] taken seconds after a 7.1 magnitude earthquake in the city of Acapulco, Mexico, around 20:47 on 7 September 2021. The New York Times reported that "Videos from both Acapulco and Mexico City also showed the night sky lit up with electrical flashes as power lines swayed and buckled." [19]

  7. Optimal stopping - Wikipedia

    en.wikipedia.org/wiki/Optimal_stopping

    In mathematics, the theory of optimal stopping [1] [2] or early stopping [3] is concerned with the problem of choosing a time to take a particular action, ...

  8. History of electric power transmission - Wikipedia

    en.wikipedia.org/wiki/History_of_electric_power...

    Streetcars created enormous demand for early electricity. This Siemens Tram from 1884 required 500 V direct current, which was typical. Much of early electricity was direct current, which could not easily be increased or decreased in voltage either for long-distance transmission or for sharing a common line to be used with multiple types of electric devices.

  9. Lichtenberg figure - Wikipedia

    en.wikipedia.org/wiki/Lichtenberg_figure

    A lightning strike can also create a large Lichtenberg figure in grass surrounding the point struck. These are sometimes found on golf courses or in grassy meadows. [ 12 ] Branching root-shaped " fulgurite " mineral deposits may also be created as sand and soil are fused into glassy tubes by the intense heat of the current.