統計熵 的英文怎麼說
中文拼音 [tǒngjìshāng]
統計熵
英文
statistic entropy-
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
因為他們迷於數學,邏輯,與科學,將理智狂當成他們科學同伴;我們最近讀了很多,關于資訊理論及其與心理學及與作曲的關系;關于統計或然率,隨機,及馬可夫?及其譜曲可行性;關于群組與集合理論之應用於系列音樂;關于偶發性,不確定性,與熵But the population genetic that based on the statistic model ca n ' t explain the entropy change disciplinarian in the process of evolution, and the genetic diversity index system not enough prefect
但目前建立在統計學基礎上的群體遺傳學尚未闡述清楚進化過程群體的熵變規律,而且遺傳多態性分析的指標體系不夠完善,因而必須用信息論方法科學描述和豐富遺傳多樣性的指標體系。The statistical entropy of spherically symmetric evaporating black hole with charge
帶電球對稱蒸發黑洞的統計熵Abstract : according to the theory of difference analysis, this paper proposed using mixed - f statistic to determine the optimal class number of fuzzy cluster, and using fuzzy partition entropy to verify whether the class number is optimal, the optimal class number can be determined by the two statistics mentioned above correctly
文摘:根據方差分析理論,提出應用混合f統計量來確定最佳分類數,並應用模糊劃分熵來驗證最佳分類數的正確性,綜合運用上述兩個指標可以準確確定最佳聚類數。The paper gives a survey on three approaches of statistical machine translation and the evaluation methods used in smt, the basic idea of parallel grammar based approach is to build parallel grammars for source and target languages, which conform the same probabilistic distribution
摘要本文綜述了基於信源通道思想和基於最大熵思想的統計機器翻譯方法並介紹了統計機器翻譯的評測方法。On this basis, the four numerical features identifying the content of image are raised from gray - level co - occurrence matrix of the image
在此基礎上,利用圖像的灰度共生矩陣,統計出反應紋理一致性、紋理對比、紋理的熵和紋理相關性的數量值。In this paper, data gathered during 1957 - 1996 were used to study the climatological variability in the northern ecs, through statistical methods such as eof decomposition, correlation analysis, and maximum entropy spectrum analysis. the conclusions were drawn as follows : 1
本文利用1957 1996年東海溫鹽的觀測資料,通過統計平均、 eof分解、相關分析、最大熵譜分析等方法,對東海北部夏、冬季溫鹽年際年代際變化特徵及其成因進行了初步探討,得到以下結論: 1In this paper, the climatic variation features and spatial and temporal distribution of the flood and drought in zhejiang province were analyzed by using 36 monthly and seasonal station data during 1961 - 1999 observed over zhejiang province, 160 rainfall and temperature data during 1951 - 1999 observed over china, northern hemisphere 500mb height data during ! 961 - 1999, the planting and flood disasters area data in zhejiang province during 1949 - 1998. we used many method : calculated trend coefficient of rainfall and temperature, used eof, reof, ssa ( singular spectrum analysis ) and mem ( maximum entropy spectrum ) method and synoptic method. we first studied the climatic variation features of summer and autumn and characters of the flood and drought in zhejiang
本文用1961 - 1999年浙江省36個氣象觀測站的降水量和氣溫資料、 1951 - 1999年全國160站的降水量和氣溫資料、 1961 - 1999年500hpa月平均高度資料和1949 - 1999年浙江省11個地市的受災面積、成災面積、耕地面積等資料,通過計算趨勢系數、變量場eof分解、旋轉eof分解、奇異譜分析和最大熵譜分析等多種統計學方法和天氣學方法,研究了浙江省氣候變化特點及旱澇災害時空分佈的特徵。There are mainly two type of algorithms used for spatial spectrum estimation : one is those based on bayesian maximum likelihood method, like the ml ( maximum likelihood ) algorithm, maximum entropy method and etc., the others are based on the spatial decomposition or projection of correlation matrix, this kind of algorithm include vector characterization method, music ( multiple signal classification ) algorithm, projection matrix method, etc. music is a classical spatial spectrum estimation algorithm that has a super high resolution and is widely used today, however, it cannot estimate doa of signals that are correlated
空間譜估計的演算法大致分兩大類:一是基於極大似然估計和最大后驗概率估計統計理論的演算法,包括:極大似然估計法( ml ) 、最大熵法等;另一類是基於對協方差矩陣進行子空間分解或投影的演算法,包括:矢量特徵法、多重信號分類法( music ) 、投影矩陣法等。其中, music法是一種經典的空間譜估計主流演算法,具有超強的分辨性能,但它無法實現對相干信號進行測向分辨。More general quadratic constraints and entropy constrains of the density programming will be dealt with in this article. the two problems are widely applied in information theory, statistical mechanics, insurance business and game theory
本文討論比mdi問題更普遍的帶有二次約束和熵密度約束的廣義熵密度規劃問題,這兩類問題在信息論、統計力學、對策論和保險業中有著廣泛的應用。Statistical entropy of spherically symmetric dilatonic black hole
球對稱膨脹黑洞的統計熵Statistical entropy of spin fields in reissner - nordstr amp; ouml ; m geometry
幾何中自旋場的統計熵Entropy of a generalized non - stationary spherically symmetric black hole with charge
動態廣義球對稱含荷黑洞的統計熵It also concludes several methods to measure market power and introduces the concept of entropy, making use of statistic entropy to measure market power
歸納總結了電力市場中常用的市場力的度量方法,並在此基礎上引入了熵的概念,把統計熵指標應用到市場力的度量中來。Neural networks are used more frequently in lossy data coding than in general lossless data coding, because standard neural networks must be trained off - line and they are too slow to be practical. in this thesis, statistical language model based on maximum entropy and neural networks are discussed particularly. then, an arithmetic coding algorithm based on maximum entropy and neural networks are proposed in this thesis
傳統的人工神經網路數據編碼演算法需要離線訓練且編碼速度慢,因此通常多用於專用有損編碼領域如聲音、圖像編碼等,在無損數據編碼領域應用較少,針對這種現狀,本文詳細地研究了最大熵統計語言模型和神經網路演算法各自的特點,在此基礎上提出了一種基於神經網路和最大熵原理的算術編碼方法,這是一種自適應的可在線學習的演算法,並具有精簡的網路結構。A propbr data structure is used to assist grid generation for different geometric dimensions. a concept of entropy in broad sense is proposed for convective - diffusive problems in chapter 7. it is proved that there is an intrinsic relationship between the stability of the numerical schemes of the convective - - diffusive differential equations and the non - negative property of the entropy generation caused by the effective diffusion
第七章提出了對流擴散問題中的廣義熵概念,研究了擴散熵產非負性特徵與數值格式穩定性的內在聯系,分析證明了擴散熵產非負定性及統計非負定性的穩定性準則,探討了穩定性與模擬性之間的矛盾與聯系。Based on communication entropy theory, we draw the exact conclusion as sequentially censored statistical testing scheme in this paper
從信息熵的角度出發,推導出與序貫截尾統計試驗方案一致的結果。According to the latest statistic data of environment, ecological environment in eastern ten cities ( nanjing, shanghai, hangzhou, suzhou, guangzhou, xiamen, shantou, dalian, qingdao and ningbo ) in 2005 were synthetically evaluated by entropy method
摘要根據最新環境統計資料,應用熵值法對2005年我國東部十大城市(南京、上海、杭州、蘇州、廣州、廈門、汕頭、大連、青島、寧波)的生態環境進行了綜合評價。2 ) by analyzing the information and conditional information description mechanism of system states, the problem of stochastic model reduction is investigated based on state aggregation. the information loss and conditional information loss between the full - and reduced - order models are measured by entropy, while the independence and conditional independence within me components of aggregated state are measured by kullback - leibler information distance. several model reduction methods for stable and unstable linear systems are derived by employing two criteria to get aggregation matrices : the minimal information loss and the maximal independence
2 )分析了隨機系統狀態空間模型中的信息和條件信息描述機制,以shannon熵為手段描述線性系統模型降階過程中的信息和條件信息損失,以kullback - leibler信息作為衡量降階模型狀態向量各分量之間統計獨立性的測度,針對穩定和不穩定系統研究基於狀態集聚的模型降階問題:分別運用最小信息損失準則和最大獨立性原則,得出幾種狀態集聚的信息論方法,並討論降階模型的性質、階次的確定、系統噪聲分佈特性等問題。Methods : eight hundred and seventy one cases of chronic virus hepatitis b ( hepatitis b ) with tcm clinical data were analyzed by information entropy method
方法:將871例乙肝患者的中醫臨床資料按發病季節進行分類,然後統計各個季節不同證候的發生次數,建立評價表,利用信息熵評價方法進行計算和分析。分享友人