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  2. Curse of dimensionality - Wikipedia

    en.wikipedia.org/wiki/Curse_of_dimensionality

    There is an exponential increase in volume associated with adding extra dimensions to a mathematical space.For example, 10 2 = 100 evenly spaced sample points suffice to sample a unit interval (try to visualize a "1-dimensional" cube) with no more than 10 −2 = 0.01 distance between points; an equivalent sampling of a 10-dimensional unit hypercube with a lattice that has a spacing of 10 −2 ...

  3. TNT equivalent - Wikipedia

    en.wikipedia.org/wiki/TNT_equivalent

    TNT equivalent is a convention for expressing energy, typically used to describe the energy released in an explosion.The ton of TNT is a unit of energy defined by convention to be 4.184 gigajoules (1 gigacalorie), [1] which is the approximate energy released in the detonation of a metric ton (1,000 kilograms) of TNT.

  4. Heavy metal genres - Wikipedia

    en.wikipedia.org/wiki/Heavy_metal_genres

    Avant-garde metal or avant-metal, also known as experimental metal, is a subgenre of heavy metal music loosely defined by use of experimentation, and characterized by the use of innovative, avant-garde elements, large-scale experimentation, and the use of non-standard and unconventional sounds, instruments, song structures, playing styles, and ...

  5. Polyvinyl chloride - Wikipedia

    en.wikipedia.org/wiki/Polyvinyl_chloride

    PVC properties as a function of phthalate plasticizer level [24] Plasticizer content (% DINP by weight) Specific gravity (20 °C) Shore hardness (type A, 15 s) Flexural stiffness Tensile strength (Mpa) Elongation at break (%) Example applications Rigid: 0: 1.4: 900: 41 <15: Unplasticized PVC (UPVC): window frames and sills, doors, rigid pipe ...

  6. Hot Wheels - Wikipedia

    en.wikipedia.org/wiki/Hot_Wheels

    For its 40th anniversary in 2008, Hot Wheels celebrated the making of its four billionth car with the production of a diamond-studded model worth US$140,000. It had 2,700 diamond chips, a total of almost 23 karats, and was cast in white gold, with rubies serving as taillights. [37] In 2009, Series 5 has 30 models.

  7. Counter-IED efforts - Wikipedia

    en.wikipedia.org/wiki/Counter-IED_efforts

    The first organization to tackle IED's on a large scale was the Joint IED Defeat Organization or JIEDDO of the U.S. Department of Defense on 14 February 2006. [2] NATO later adopted JIEDDO's tactics, techniques and procedures.

  8. Railway accidents in Victoria - Wikipedia

    en.wikipedia.org/wiki/Railway_accidents_in_Victoria

    A Leyland railmotor, running from Geelong to Melbourne, with 17 passengers aboard, derailed at the Wheate's Lead (now Kororoit Creek Road) level crossing, colliding with a lineside telegraph pole. [32] One passenger later died in hospital, [33] and three were injured. The cause of the accident was the failure of a roller bearing on one of the ...

  9. Newcastle Falcons - Wikipedia

    en.wikipedia.org/wiki/Newcastle_Falcons

    It was announced after "The Big One" game that 30,174 people attended the game as Falcons beat Northampton Saints 25–22. It was the first Premiership Rugby match to be played at St James' Park , and the success of the initiative led to Newcastle Falcons doing the same in the 2018–2019 season.