提出强化学习中的状态熵,来描述观测状态信息不完整引起的不确定性;
The state entropy is proposed for reinforcement learning as the measurement of the state's uncertainty caused by the incompletion of the observed information.
为什么它处于这么奇怪的、低熵的、不寻常的状态?
基本上,我们可观测的宇宙是从大约137亿年前的一种精致秩序(异常低的熵)状态中开始的。
Basically, our observable universe begins around 13.7 billion years ago in a state of exquisite order, exquisitely low entropy.
我们还可以得到一个熵的很简单的公式,这个公式的变量是我前面提到的状态变量,现在你会看到所有的过程和结果。
A very simple natural expression for the entropy in terms of the states available follows, that we've alluded to before. And now you'll see it played out. Right.
这就是由于你的搜索引发的熵,也就是无序状态。
并且又一次,这个简单的模型,起作用的原因是,虽然真正的液体,当然纯液体有有限的熵,存在大量的无序状态,这种无序。
And again, the reason this simple model works is because although a real liquid, certainly a pure liquid has a finite entropy, a substantial amount of disorder, that's present, that kind of disorder.
低熵状态(即高度有序状态)是形成复杂物质的前提条件。
The low entropy state (or high degree of order) was essential for making complex matter possible.
大自然热爱混乱,这让它将一个个系统推向平衡状态。极客们称这一宇宙属性为熵。
Nature loves chaos when it pushes systems toward equilibrium, and geeks call this universal property entropy.
熵是一个物理概念,通常被粗略描述为无序状态,但它其实与我们常说的概念有很大区别。
Entropy is a physical concept often casually described as disorder, butit differs significantly from the conversational use of the word.
熵会稍稍增加,最终得到一个更无序的状态。
但是熵会导致初始状态,和末状态下降。
But the entropy of mixing is causing my initial state and my final state to go down.
先前许多关于世界的宇宙论解释,就像熵理论一样,提出过理想的初始状态,以及随之而来的人类境遇的不断恶化。
Many previous cosmological explanations of the world proposed, as does the theory of entropy, an ideal original state and afterwards, for man, a continually deteriorating situation.
将相对关联距离熵应用于航空发动机转子—机匣系统状态识别和故障诊断。
The relative correlation distance entropy is applied to fault diagnosis and state recognition of aero engine rotor-case system.
指出了在石化企业中掌握在不同状态下轻烃类物理焓、熵及计算方法的重要意义。
The importance to master the calculation method for physical enthalpy, entropy and exergy of light hydrocarbons in various states in petrochemical enterprises were pointed out.
采用基于熵权的模糊数学评价方法,借助于相对隶属度的概念评价了北京城市生态系统在某一特定时间内(1996~2003年)的相对健康状态。
This research assessed the health conditions of the Beijing urban ecosystem from 1996 to 2003 through use of a fuzzy logic approach on entropy weight.
最小熵产生原理或最小能耗率原理保证了河流在相对平衡状态的稳定性。
The theory of minimum entropy production or minimum rate of energy dissipation shows that a river is stable when it is in a relative equilibrium condition.
本文使用余函数法和LKP状态方程对热物性参数进行焓熵计算,将计算结果与国外实验结果进行对比并判断其精确程度。
This article adopts Yu function method and LKP state equation to calculate enthalpy and entropy, compares the calculated results with experimental results and estimates the precision of the methods.
影响最大熵分布的因子是平均波高和状态参量,不同海况对应的状态参量是不同的。
The factors affecting the maximum entropy distribution are average wave height and state parameter, and different sea states correspond different state parameters.
在分析热力学熵的基础上,构造了道路交通系统的类热力学熵,揭示了道路交通系统类热力学熵产生的内部机制,并通过熵理论建立了系统状态变化的微分方程。
On the basis of the analysis of the thermodynamics entropy, the thermodynamics entropy of the road traffic system is built up, and the mechanism of the entropy producing is revealed.
安静闭眼状态,脑梗塞组关联维数和近似熵低于正常对照组(P<0.05)。
D2 and ApEn of reduced significantly the group of cerebral infraction as compared to the group of natural comparison under eyes closed state (P<0.05).
实验结果表明,近似熵能够表征大脑生理状态的改变,可用于脑电生物反馈疗效的评价。
Thus, the ApEn criterion can indicate changes of the brain state and be used to evaluate the effect of EEG biofeedback.
最大熵马尔可夫通过改变概率转移函数,使得状态的转移与输入值以及前一状态相联系,很好地体现了序列的上下文信息。
MEMM change the probability function of the transition, so the current state is related to its previous state, and the context information is represented.
由于熵理论在建筑工程的应用研究还处于空白状态,这一部分多是定性分析和介绍。
Since the application research of "Entropy Theory" in constructional engineering is little for the moment, the passage mainly makes the qualitative analysis and introduction.
由此计算了热核物质和有限核的状态方程,每核子熵及每核子自由能。
The energy, entropy, free energy per nucleon and the equation of state for hot nuclear matter and hot finite nuclei are calculated, compared and analysed.
结果显示,出气边形状的改变影响凝结流中水滴状态、熵增、湿度、出口气流角的分布。
The computations show that the droplets distribution, entropy increase, wetness fraction, and flow angle are changed when the shape of trailing edge varies.
指明非平衡系统的宏观熵产生是由其微观状态数密度在空间随机地不均匀离开平衡引起的。
It shows that the macroscopic entropy production in a nonequilibrium system is caused by spatially stochastic and inhomogeneous departure from equilibrium of the number density of micro-states.
所提出的新方法明显优于3种对应状态法和用蒸发熵的基团法。
The new method is superior in many respects to the three corresponding state methods and the functional group method for the evaporation entropy.
上升流是一个起伏的波浪,在衰退的熵的海洋里轻微的上涨,是永远在即将跌落的状态下,自行奋起的连续不断的波峰。
The rising flow is a wave: a slight rise amid a degrading sea of entropy; a sustainable crest always falling upon itself, forever in the state of almost -toppled.
上升流是一个起伏的波浪,在衰退的熵的海洋里轻微的上涨,是永远在即将跌落的状态下,自行奋起的连续不断的波峰。
The rising flow is a wave: a slight rise amid a degrading sea of entropy; a sustainable crest always falling upon itself, forever in the state of almost -toppled.
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