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  2. Yuri Gagarin - Wikipedia

    en.wikipedia.org/wiki/Yuri_Gagarin

    t. e. Yuri Alekseyevich Gagarin [a] [b] (9 March 1934 – 27 March 1968) was a Soviet pilot and cosmonaut who, aboard the first successful crewed spaceflight, became the first human to journey into outer space. Travelling on Vostok 1, Gagarin completed one orbit of Earth on 12 April 1961, with his flight taking 108 minutes.

  3. Learning rate - Wikipedia

    en.wikipedia.org/wiki/Learning_rate

    v. t. e. In machine learning and statistics, the learning rate is a tuning parameter in an optimization algorithm that determines the step size at each iteration while moving toward a minimum of a loss function. [1] Since it influences to what extent newly acquired information overrides old information, it metaphorically represents the speed at ...

  4. Space exploration - Wikipedia

    en.wikipedia.org/wiki/Space_exploration

    Space exploration is the use of astronomy and space technology to explore outer space. [1] While the exploration of space is currently carried out mainly by astronomers with telescopes, its physical exploration is conducted both by uncrewed robotic space probes and human spaceflight. Space exploration, like its classical form astronomy, is one ...

  5. RGB color spaces - Wikipedia

    en.wikipedia.org/wiki/RGB_color_spaces

    RGB color spaces are additive colorimetric color spaces [1] specifying part of its absolute color space definition using the RGB color model. [2] RGB color spaces are commonly found describing the mapping of the RGB color model to human perceivable color, but some RGB color spaces use imaginary (non-real-world) primaries and thus can not be ...

  6. Dr. F. Duane Turpin, DO, Neurology | Saint Peters, MO | WebMD

    doctor.webmd.com/doctor/frederick-turpin-7fe3bde...

    Dr. F. Duane Turpin, DO, is a Neurology specialist practicing in Saint Peters, MO with undefined years of experience. . New patients are welcome and they also offer telehealth appointments.

  7. Vector space - Wikipedia

    en.wikipedia.org/wiki/Vector_space

    A vector space is finite-dimensional if its dimension is a natural number. Otherwise, it is infinite-dimensional, and its dimension is an infinite cardinal. Finite-dimensional vector spaces occur naturally in geometry and related areas. Infinite-dimensional vector spaces occur in many areas of mathematics.

  8. Liminal space (aesthetic) - Wikipedia

    en.wikipedia.org/wiki/Liminal_space_(aesthetic)

    Liminal space (aesthetic) An image of an empty hotel hallway, an example of a liminal space. In Internet aesthetics, liminal spaces are empty or abandoned places that appear eerie, forlorn, and often surreal. Liminal spaces are commonly places of transition, pertaining to the concept of liminality . Research from the Journal of Environmental ...

  9. Best Pulmonologists Near Me in O'Fallon, MO | WebMD

    doctor.webmd.com/providers/specialty/pulmonology/...

    Pulmonology, Critical Care Medicine, Internal Medicine, Family Medicine. 8. 19 Years Experience. 5551 Winghaven Blvd, O Fallon, MO 63368 2.01 miles. Dr. Labelle graduated from the Indiana University School of Medicine in 2005. He works in Greenwood Village, CO and 2 other locations and specializes in Pulmonology, Critical Care.