• Thumbnail for Logarithmic scale
    (arithmetic mean in logscale) John Napier Level (logarithmic quantity) Log–log plot Logarithm Logarithmic mean Log semiring Preferred number Semi-log...
    13 KB (1,203 words) - 20:46, 10 March 2025
  • engineering, a power level and a field level (also called a root-power level) are logarithmic magnitudes of certain quantities referenced to a standard...
    9 KB (1,123 words) - 14:37, 7 June 2025
  • [citation needed] Level (logarithmic quantity) Fresnel reflection field and power equations Sound level, defined for each of several quantities associated with...
    3 KB (403 words) - 08:02, 17 April 2024
  • a sound relative to a reference value Level (logarithmic quantity) Loudness Volume (disambiguation) Line level This disambiguation page lists articles...
    811 bytes (138 words) - 20:40, 12 March 2018
  • Fenlands A quantity, generally Level (algebra), the lowest number of squares that sum to − 1 {\displaystyle -1} in a field Level (logarithmic quantity), a logarithmic...
    4 KB (607 words) - 17:45, 3 June 2025
  • Power level may refer to: Level (logarithmic quantity), logarithm of the ratio of the value of some quantity to a reference value of the same quantity. Sound...
    711 bytes (130 words) - 03:32, 9 October 2023
  • Thumbnail for Weber–Fechner law
    accurately discerning high-intensity negative emotions. Human nature Level (logarithmic quantity) Nervous system Ricco's law Stevens's power law Sone Neural coding...
    28 KB (3,578 words) - 15:04, 13 May 2025
  • Thumbnail for Logarithm
    introduced the letter e as the base of natural logarithms. Logarithmic scales reduce wide-ranging quantities to smaller scopes. For example, the decibel (dB) is...
    98 KB (11,674 words) - 05:46, 10 June 2025
  • Floating point (FP) Tapered floating point (TFP) Logarithmic number system (LNS) Level (logarithmic quantity) Clenshaw, Charles William; Olver, Frank William...
    9 KB (1,099 words) - 12:15, 28 May 2025
  • Thumbnail for International System of Quantities
    decade, corresponding to a factor 10. The ISQ recognizes another logarithmic quantity, information entropy, for which the coherent unit is the natural...
    10 KB (1,105 words) - 20:27, 9 March 2025
  • inverse-square law. Sound intensity level (SIL) or acoustic intensity level is the level (a logarithmic quantity) of the intensity of a sound relative...
    11 KB (1,604 words) - 09:46, 10 February 2025
  • Decibel (category Units of level)
    ratio of two values of a power or root-power quantity on a logarithmic scale. Two signals whose levels differ by one decibel have a power ratio of 101/10...
    81 KB (9,579 words) - 17:26, 6 June 2025
  • Thumbnail for Neper
    Neper (category Units of level)
    The neper (symbol: Np) is a logarithmic unit for ratios of measurements of physical field and power quantities, such as gain and loss of electronic signals...
    8 KB (886 words) - 15:39, 24 May 2025
  • Thumbnail for International Nuclear and Radiological Event Scale
    to be logarithmic, similar to the moment magnitude scale that is used to describe the comparative magnitude of earthquakes. Each increasing level represents...
    33 KB (2,030 words) - 03:47, 26 May 2025
  • 10−12 pascals). It is a logarithmic measure of the ratio of two sound energy densities. The unit of the sound energy density level is the decibel (dB), a...
    3 KB (393 words) - 20:41, 15 February 2023
  • 2007), p. 240. Thompson, A. and Taylor, B. N. sec 8.7, "Logarithmic quantities and units: level, neper, bel", Guide for the Use of the International System...
    7 KB (1,168 words) - 07:32, 1 March 2025
  • earthquake intensity. Logarithmic magnitudes can be negative. In the natural sciences, a logarithmic magnitude is typically referred to as a level. Orders of magnitude...
    8 KB (1,316 words) - 18:09, 28 January 2025
  • based on Kardashev's types, but integrating intermediate levels using the following logarithmic interpolation formula: K = log 10 ⁡ W − 6 10 {\displaystyle...
    144 KB (16,930 words) - 14:12, 4 June 2025
  • 2007), p. 240. Thompson, A. and Taylor, B. N. sec 8.7, "Logarithmic quantities and units: level, neper, bel", Guide for the Use of the International System...
    13 KB (1,620 words) - 16:08, 16 February 2025
  • 2007), p. 240. Thompson, A. and Taylor, B. N. Sec. 8.7: "Logarithmic quantities and units: level, neper, bel", Guide for the Use of the International System...
    28 KB (3,053 words) - 20:03, 1 June 2025
  • Order of magnitude (category Logarithmic scales of measurement)
    obtained. Differences in order of magnitude can be measured on a base-10 logarithmic scale in "decades" (i.e., factors of ten). For example, there is one...
    16 KB (1,596 words) - 00:18, 11 June 2025
  • Thumbnail for PH
    PH (redirect from PH level)
    historically denotes "potential of hydrogen" (or "power of hydrogen"). It is a logarithmic scale used to specify the acidity or basicity of aqueous solutions. Acidic...
    53 KB (6,540 words) - 00:39, 24 May 2025
  • emulate it. For low-level brain simulation, a very powerful cluster of computers or GPUs would be required, given the enormous quantity of synapses within...
    129 KB (14,171 words) - 08:54, 13 June 2025
  • for describing stellar magnitudes and noise levels in decibels, among other applications of the logarithmic scale. For purposes of international standards...
    9 KB (1,428 words) - 02:44, 30 March 2025
  • 2007), p. 240. Thompson, A. and Taylor, B. N. sec 8.7, "Logarithmic quantities and units: level, neper, bel", Guide for the Use of the International System...
    2 KB (361 words) - 04:04, 9 April 2024
  • Thumbnail for Benford's law
    following distribution: The quantity ⁠ P ( d ) {\displaystyle P(d)} ⁠ is proportional to the space between d and d + 1 on a logarithmic scale. Therefore, this...
    65 KB (7,473 words) - 03:52, 19 May 2025
  • Thumbnail for Signal-to-noise ratio
    defined. The most common way to express SNR is in decibels, which is a logarithmic scale that makes it easier to compare large or small values. Other definitions...
    25 KB (3,695 words) - 15:34, 24 December 2024
  • Thumbnail for Log-normal distribution
    {\displaystyle X} itself. This relationship is true regardless of the base of the logarithmic or exponential function: If log a ⁡ X {\displaystyle \log _{a}X} is normally...
    90 KB (12,551 words) - 22:45, 22 May 2025
  • DBm (category Logarithmic scales of measurement)
    dBm or dBmW (decibel-milliwatts) is a unit of power level expressed using a logarithmic decibel (dB) scale respective to one milliwatt (mW). It is commonly...
    17 KB (1,074 words) - 08:41, 25 May 2025
  • Thumbnail for Golden ratio
    mathematics, two quantities are in the golden ratio if their ratio is the same as the ratio of their sum to the larger of the two quantities. Expressed algebraically...
    114 KB (13,221 words) - 17:08, 30 April 2025