entropy

英 [ˈentrəpi]

美 [ˈentrəpi]

n.  无序状态测量法; 熵(物质系统的不能用于作功的能量的度量); 无序状态

复数：entropies　

计算机

BNC.13494 / COCA.19607

牛津词典

noun

• 无序状态测量法
  a way of measuring the lack of order that exists in a system
• 熵（物质系统的不能用于作功的能量的度量）
  a measurement of the energy that is present in a system or process but is not available to do work
• 无序状态
  a complete lack of order
  1. In the business world, entropy rules.
     在商业世界中，无序状态主宰一切。

柯林斯词典

• 无序状态;混沌状态
  Entropyis a state of disorder, confusion, and disorganization.

英英释义

noun

• (thermodynamics) a thermodynamic quantity representing the amount of energy in a system that is no longer available for doing mechanical work
  1. entropy increases as matter and energy in the universe degrade to an ultimate state of inert uniformity
  Synonym:randomnessS
• (communication theory) a numerical measure of the uncertainty of an outcome
  1. the signal contained thousands of bits of information
  Synonym:informationselective information

双语例句

• Adopting entropy weight and synthesis evaluation method established the land ecological security evaluation model.
  运用熵权法和综合评价法建立了土地生态安全评价模型。
• The method is based on the intrusion detection model and the entropy is used as the criterion.
  该方法以入侵检测模型为基础，信息熵为准则。
• A pruning algorithm based on entropy theory for designing BP neural network structure is proposed.
  提出了一种基于熵理论的BP神经网络结构设计修剪算法。
• In this paper, the convergence theorems of the adjustable entropy function method are studied.
  对调节熵函数法的收敛性作了理论分析。
• The solvent effects, the compensation of the activation enthalpy, and the activation entropy were discussed.
  对溶剂效应和焓-熵补偿作用进行了讨论。
• A new image segmentation method based on grey relational analysis and fuzzy entropy is presented.
  提出了一种结合灰色关联度和模糊熵的分割算法。
• The Maximum Entropy Method is a kind of parameter spectrum estimation method based on AR model.
  最大熵谱估计法是以AR模型为基础的一种参数谱估计方法。
• This paper proposed a genetic clustering image segmentation algorithm on entropy.
  设计了一种基于熵的遗传聚类分割算法。
• Entropy is the measure of the disorder or randomness of energy and matter in a system.
  熵是对一个系统里的能量和物质随机程度的衡量。
• The calculation method of objective index weight through the concept of entropy in information theory avoided man-made subjectivism.
  借用信息论中熵的概念计算客观权重的方法，避免了人为的主观性。