查询词典 entropy

It follows that every reversible adiabatic process is one of constant entropy, and may be described as isentropic.

可见可逆绝热过程都是熵不变的过程，可以把这种过程叫做等熵过程。

Because they are fascinated by mathematics , logic , and science and have taken on the rational madness of their scientific confreres , we read much these days about information theory and its relation to the psychology and composition of music ; about statistical probabilities , stochastics , and the markoff chain and their compositional possibilities , about group and set theory as applied to serial music ; about aleatory and indeterminacy and entropy

因为他们迷于数学，逻辑，与科学，将理智狂当成他们科学同伴；我们最近读了很多，关于资讯理论及其与心理学及与作曲的关系；关于统计或然率，随机，及马可夫？及其谱曲可行性；关于群组与集合理论之应用于系列音乐；关于偶发性，不确定性，与熵

The change of land use degree and information entropy indicated the alterative trend of land use.

根据1991-2001年土地利用详查数据，利用土地利用动态度模型、区域差异模型、土地利用程度模型和信息熵模型，对陕北农牧交错带这一典型地区土地利用的时空变化及变化趋势进行了详尽分析。

Spectral entropy is a new electroencephalogram-derivedparameter that may be used to model the pharmacokinetic-pharmacodynamic effects of general anesthetics.

熵指数是一种从脑电图衍生出来的新参数，可以用于建立全身麻醉药的药代动力学－药效学模型。

These above problems, which are very important and valuable in agricultural crops area monitoring, are currently less researched. Hence, in this paper, seven types of common texture and five vegetation indices were respectively added into TM multispectral bands to classify using three different methods, which are Minimum Distance, Maximum Likelihood and Support Vector Machine, and analyze the effect on winter wheat identification accuracy by comparing the classification results. The contexture include Mean, Variance, Homogeneity, Contrast, Dissimilarity, Entropy, Variance, Angular Second Moment and Correlation, and the vegetation indices are RVI, SAVI, RDVI, NDWI and SLAVI.

为此，该文将平均值、方差、均一性、反差、相异性、熵、角二阶矩、灰度相关7种纹理信息以及比值植被指数、土壤调整植被指数、重归一化植被指数、植被液态水含量指数、有效叶面积植被指数5种植被指数信息分别加入到TM多光谱数据中，同时还进行了最佳波段选择，利用最小距离、最大似然和支持向量机3种方法进行分类提取小麦，研究了不同特征信息对小麦测量精度的影响。

A new twist on the anti-intellectual theme became quite common in the pessimistic 1980s: the uselessness of the intellect in the face of cosmic indifference and boundless ENTROPY.

在悲观的80年代，反智力主题中开始流行一种新的倾向：智力在面对漠不关心的宇宙和难以逾越的熵变时的无所作为。

The high order context arithmetic model is applied to approximate the entropy limit in the process of arithmetic coding of the output information of the bitplane coding.

在对位平面量化的输出信息作算术编码过程中，为实现条件熵编码对极限熵的逼近，进行了高阶的条件算术编码建模。

In this paper, based on the effect of both of them in latitude and time observation, the data of observation of a Danjon astrolabe at the Shanghai Observatory from 1960 to 1978 were analysed with the method of maximum entropy spectral analysis.

本文根据二者对纬度和时间观测结果的影响，用最大熵功率谱方法方析了上海天文台丹容等高仪1960～1978年的观测资料，得到了空间自由章动在纬度和时间资料中引起的周期、振幅分别为P2，1=208平太阳日、A1=0。

But if we look at the whole system, a heat pump increases the entropy by using power to pump energy.

但是，如果我们看一下整个系统，热泵系统的熵增加使用权力，泵浦能量。

It was the large excess entropy of interface phase with a lower atomic density and high degree of disorder that stabilizes the formed nano-structure.

正是低原子密度且高度无序界面的过剩的熵稳定了所形成的纳米晶结构。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。