entropy

FREQ #31872

n. 熵 [计] 熵

发音

US /ˈɛntɹəpi/

词形变化

entropies 复数 entropies

释义与例句

n.
  1. 1.

    A measure of the disorder present in a system.

    A measure of the disorder directly proportional to the natural logarithm of the number of microstates yielding an equivalent thermodynamic macrostate.

    可数 不可数
  2. 2.

    A measure of the disorder present in a system.

    Shannon entropy

    可数 不可数 计算机 工程 数学
  3. 3.

    A measure of the amount of energy in a physical system that cannot be used to do work.

    熵

    可数 物理 不可数

    Near-synonym: unavailable energy

  4. 4.

    The capacity factor for thermal energy that is hidden with respect to temperature.

    可数 不可数
  5. 5.

    The dispersal of energy; how much energy is spread out in a process, or how widely spread out it becomes, at a specific temperature.

    可数 不可数
  6. 6.

    A measure of the amount of information and noise present in a signal.

    熵

    可数 计算机 工程 数学 不可数
  7. 7.

    The tendency of a system that is left to itself to descend into chaos.

    熵

    不可数 可数

词汇关系

名词

同义词 3

s information randomness

上位词 1

physical property

相关短语

high entropy alloy high entropy alloys high-entropy alloy information entropy 信息熵 algorithmic entropy Shannon entropy joint entropy [计] 相关平均信息量, 相关熵 conditional entropy [计] 条件熵 von Neumann entropy Rényi entropy Tsallis entropy

词源

First attested in 1867, as the translation of German Entropie, coined in 1865 by Rudolph Clausius in analogy to Energie (“energy”), replacing the root of Ancient Greek ἔργον (érgon, “work”) by Ancient Greek τροπή (tropḗ, “transformation”)).

来源：wiktionary