• Q value, Q factor, and Q score may refer to: Q factor, a measurement of a resonant system's relative bandwidth Radiation weighting factors used in ionizing...
    982 bytes (175 words) - 13:57, 1 July 2021
  • Thumbnail for Q-value (statistics)
    testing, the q-value in the Storey procedure provides a means to control the positive false discovery rate (pFDR). Just as the p-value gives the expected...
    9 KB (1,304 words) - 14:24, 19 July 2024
  • physics and chemistry, the Q value for a nuclear reaction is the amount of energy absorbed or released during the reaction. The value relates to the enthalpy...
    5 KB (796 words) - 21:58, 10 May 2024
  • Thumbnail for Q factor
    at low Q values is somewhat higher than the oscillation frequency as measured by zero crossings. Equivalently (for large values of Q), the Q factor is...
    32 KB (3,913 words) - 12:27, 2 June 2024
  • Thumbnail for Q
    Q
    commonly spelled cue, but also kew, kue and que. The Semitic sound value of Qôp was /q/ (voiceless uvular stop), and the form of the letter could have been...
    31 KB (2,562 words) - 16:57, 4 August 2024
  • peripheral language has a low Q-value and the Q-values increase along the sociology classification of languages, with the Q-value of the hypercentral language...
    29 KB (3,906 words) - 00:11, 25 June 2024
  • Q ratio, also known as Tobin's q, is an economics term for the ratio between the market value and replacement value of the same physical asset. Q ratio...
    511 bytes (105 words) - 23:16, 12 July 2017
  • Q-learning is a model-free reinforcement learning algorithm to learn the value of an action in a particular state. It does not require a model of the environment...
    29 KB (3,785 words) - 13:51, 30 July 2024
  • Tobin's q (or the q ratio, and Kaldor's v), is the ratio between a physical asset's market value and its replacement value. It was first introduced by...
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  • hypothesis is true. This expect-value is the product of the number of tests and the p-value. The q-value is the analog of the p-value with respect to the positive...
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  • so-called Q-value, on which design are based and support recommendations for underground excavations. The Q-value is determined with Q = R Q D J n × J...
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  • shortfall at q% level" is the expected return on the portfolio in the worst q % {\displaystyle q\%} of cases. ES is an alternative to value at risk that...
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    emission to be energetically possible, the energy release (see below) or Q value must be positive. Beta decay is a consequence of the weak force, which...
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  • Thumbnail for Nuclear reaction
    Hence: 6 3Li  + 2 1H  → 2 4 2He  + 22.2 MeV. The reaction energy (the "Q-value") is positive for exothermal reactions and negative for endothermal reactions...
    20 KB (2,391 words) - 17:40, 25 June 2024
  • Thumbnail for Q–Q plot
    quantile function), the QQ plot draws the q-th quantile of F against the q-th quantile of G for a range of values of q. Thus, the QQ plot is a parametric...
    21 KB (2,478 words) - 00:12, 3 August 2024
  • Look up Q in Wiktionary, the free dictionary. Q, or q, is the seventeenth letter of the English alphabet. Q may also refer to: Q (drag queen) Q, pseudonym...
    9 KB (1,212 words) - 06:20, 23 June 2024
  • footnote. This name reflects the fact that the main function for updating the Q-value depends on the current state of the agent "S1", the action the agent chooses...
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  • Thumbnail for Max q
    along the flight. During a normal Space Shuttle launch, for example, max q value of 0.32 atmospheres occurred at an altitude of approximately 11 km (36...
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  • constraints, then the value of ke may be chosen arbitrarily. For each different choice of ke there is a different "interpretation" of Q: to avoid confusion...
    17 KB (2,223 words) - 03:27, 23 July 2024
  • Thumbnail for Quantile
    points. q-quantiles are values that partition a finite set of values into q subsets of (nearly) equal sizes. There are q − 1 partitions of the q-quantiles...
    28 KB (2,928 words) - 17:26, 17 May 2024
  • Thumbnail for R-value (insulation)
    relates to the technical/constructional value. R val = Δ T ϕ q , {\displaystyle R_{\text{val}}={\frac {\Delta T}{\phi _{q}}},} where: R val {\displaystyle R_{\text{val}}}...
    59 KB (7,798 words) - 17:23, 14 August 2024
  • Thumbnail for Bernoulli distribution
    variable which takes the value 1 with probability p {\displaystyle p} and the value 0 with probability q = 1 − p {\displaystyle q=1-p} . Less formally, it...
    11 KB (1,644 words) - 13:35, 27 June 2024
  • Thumbnail for Fusion energy gain factor
    highest Q in a tokamak (as recorded during actual D-T fusion) was set by JET at Q = 0.67 in 1997. The record for Qext (the theoretical Q value of D-T fusion...
    30 KB (4,164 words) - 15:52, 5 August 2024
  • the nominal value Q {\displaystyle Q} of a quantity, such as wages or total production, to obtain its real value. The real value is the value expressed...
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  • qT = 0 if component with 'q value' q1 is in a "down" state when time through mission t < t0, otherwise qT = q1 + ... + qm if component with 'q value'...
    22 KB (3,176 words) - 06:25, 3 April 2023
  • Thumbnail for Maxwell bridge
    Wheatstone bridge used to measure an unknown inductance (usually of low Q value) in terms of calibrated resistance and inductance or resistance and capacitance...
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  • Thumbnail for Expected value
    theory, the expected value (also called expectation, expectancy, expectation operator, mathematical expectation, mean, expectation value, or first moment)...
    52 KB (7,602 words) - 15:54, 23 July 2024
  • Typical examples of model-free algorithms include Monte Carlo RL, Sarsa, and Q-learning. In model-free reinforcement learning, Monte Carlo (MC) estimation...
    7 KB (656 words) - 09:02, 20 December 2023
  • Thumbnail for ITER
    than the injected thermal power (a Q value of 10). Produce a steady-state plasma with a Q value greater than 5. (Q = 1 is scientific breakeven, as defined...
    146 KB (15,092 words) - 17:24, 13 August 2024
  • Thumbnail for Neutrinoless double beta decay
    \text{nucleus}}^{\text{after}}-2m_{\text{electron}}} , i.e. " Q {\displaystyle Q} -value") and the atomic number Z {\displaystyle Z} . Methods use Dirac...
    35 KB (4,326 words) - 01:04, 19 July 2024