等分佈序列 的英文怎麼說
中文拼音 [děngfēnbùxùliè]
等分佈序列
英文
equally distributed sequence-
There are two important questions : one is what is the properties of the seismicity before the earthquake, the other is about the character of the aftershock sequence. the completeness of the catalogue of earthquakes with magnitude over 3. 0 can be confirmed by different independent tests such as minimum magnitude distribution, frequency - magnitude distribution and the rydelek - sacks test
本文用最低震級分佈、震級頻度分佈和rydelek - sacks檢驗等方法分析了格爾木單臺、青海省地震臺網和格爾木臺陣記錄到的本次地震的餘震序列，確認餘震的記錄對于m _ l3 . 0級以上的地震是完整的。Aligned with cytochrome b sequences from 29 siluriforms in japan, korea, russia, africa, north america and south america retrieved from genbank, and selected astyanax mexicanus, phenacogrammus interruptus, cyprinus carpio and oncorhynchus mykiss as outgroups, which are belonging to characiformes, cypriniformes and salmoniformes, respectively. we constructed a matrix of 65 dma sequences. the kimura ' s two - parameter distances were calculated and molecular phylogenetic trees were constructed by using the maximum parsimony ( mp ), maximum likelihood ( ml ) and neighbor - joining ( nj ) methods
所得序列與從genbank下載的分佈於非洲、北美洲和南美洲等地的鯰形目魚類同一基因序列進行排序，並選用脂鯉目（ characiformes ）的墨西哥麗脂鯉（ astyanaxmexicanus ） 、斷線脂鯉（ phenacogrammusinterruptus ） ，鯉形目（ cypriniformes ）的鯉（ cyprinuscarpio ）以及鮭形目（ salmoniformes ）大麻哈魚屬的oncorhynchusmykiss作外類群。According to the re - analyses on pollen assemblages and archeological evidences in the site and related documents, this paper reconstructs the sequence of fossil pollen - pollen - vegetation - paleoclimate during the prehistoric period, emphatically discussing environment changes, the space - time distributed law on archaeological sites, the origin of culture fault and formation mechanism
本文根據孢粉學和考古學證據，結合相關文獻資料，從古地理學、考古學、歷史學等綜合研究的角度，重建史前時期化石花粉? ?孢粉植被? ?古氣候環境的演變序列，著重探討太湖流域新石器時期的環境變遷與古文化遺址的時空分佈規律、文化斷層的成因及其機制。A real physical system may involve many variables but only one or more of them can be detected by modem data collecting equipment in recent years, the technique of phase space reconstruction is frequently applied to analyse and process time series. its significance is that the topological characteristics such as fractal dimension can be obtained, on the basis of investigation and research about the technique of phase space reconstruction up - to - now, this paper is also devoted to develop a new method for the prombles of detecting deterministic chaos of time series obtained from experimental data
一個實際的系統可能會涉及多個相變量，但在實際問題中只能得到部分相變量的信息，近年來人們發展了相空間重構方法，能夠通過單變量信息重構吸引子，這種方法在時間序列分析和處理中得到廣泛應用，其意義在於能在拓撲等價意義下恢復吸引子的拓撲特徵，本文第三章在國內外有關時間序列的相空間重構研究狀況基礎上，致力於發展對時間序列進行確定性檢驗的新方法，即研究時間序列的分佈規律和赫斯特指數，並在相空間重構的基礎上，提取吸引子的特徵指數。After the volcanic eruption of multi - phrase cycle - deformation, filling of basin, crustal uplifting event being studied, this dissertation tries constructing the different degree rhythm of magma activity corresponding with crust - mantle dynamic system, studying the crust - mantle deep processes. based on the studies on the characteristics of volcanic rhythm, igneous rocks assemblages, temporal and spatial distribution of igneous rocks, tectonic deformation, the author has util ized the methods of petrology, geochemistry, isotopic geology et al. to do research on the above - mentioned geological problems
通過多次幕式火山噴發-構造變形-盆地充填-地殼隆升事件序列的釐定，從火山活動節律特徵、火成巖構造組合類型、時空分佈及其演化和構造變形的歷史記錄，利用巖石學、地球化學、同位素地質學等方法，反演深部過程與淺部響應等來闡明造山過程，建立與不同級別巖漿活動節律對應的殼幔動力學系統，追索殼幔深部過程，已成為當今地球動力學研究的前沿課題之一。This paper gaves its equivalent propositions and proves that a. s. convergence of independent random variables ' s sum variables is equivalent to its probability convergence, and equivalent to its weak convergence
給出了它的幾個等價命題，同時還證明了獨立隨機變量和序列幾乎處處收斂等價于依概率收斂，亦等價于依分佈收斂。At the same time, dispersion of different stokes number particles influenced by the ordered large - scale turbulent structures of the carrier gas phase was investigated. and the following " conclusion was drawn : particles of mediate stokes number mainly concentrated in the outer boundary region of large scale eddies, and they had the nignest dispersion rate ; particles or little stakes number mainly lay in the core region of the eddies, and they had the lest dispersion rate ; though particles of large stokes number distributed throughout the eddy structures
同時還模擬研究了不同stokes數顆粒在二維流場旋渦擬序結構作用下的運動擴散特性，詳細描述了不同stokes數顆粒在流場中的空間分佈規律，認為：中等stokes數顆粒集中於流場旋渦的外沿區域，在流場空間中的擴散率最高；小stokes數顆粒集中於流場系列旋渦的渦核區域，在流場空間中的擴散率最低；而大stokes數顆粒則遍佈於流場旋渦渦核和渦外沿區域。To help resolve phylogenetic relationships among the crabs of the genus eriocheir and the genus helice ( varunidae ), portions of the mitochondrial genome corresponding to the 16s rrna gene were sequenced for helice ( helice ) tientsinesis distributed in china and all species of eriocheir distributed in china and japan
測定了天津厚蟹和分佈於中國和日本的絨螯蟹類線粒體16rrna基因的部分序列，探討了弓蟹類厚蟹屬、絨螯蟹屬等的系統發生關系。系統發生分析結果支持將厚蟹屬從相手蟹科移至弓蟹科。Using the theories of probability, algebra and number theory comprehensively, we investigate a class of boolean functions with three - valued walsh spectrum in the first part of this dissertation : the properties of the extended semi - bent functions, which are constructed from any two bent functions, are studied, followed by the structure characteristics of the boolean functions satisfying propagation criterion with respect to all but two vectors ; the definition and cryptographic properties of k - order quasi - bent functions are proposed whose walsh spectrum takes on only three values. some sufficient and necessary conditions are offered to decide whether a boolean function is a k - order quasi - bent function ; a special method is presented to construct the k - order quasi - bent functions, whose cryptographic properties are explored by the matrix method, which is different from the method of walsh spectrum and that of autocorrelation of boolean functions ; the application of this kind of boolean functions in the fields of stream cipher, communications and block ciphers is discussed, which shows the great importance of the fc - order quasi - bent functions ; some methodology are proposed to construct the k - order quasi - bent functions, including the complete construction by using the characteristic matrices of boolean functions, and the recursive method by two known k - order quasi - bent functions we further extend our investigation to the ring zp, where p is a prime, and the similar results are presented as far as the p - valued quasi - generalized - bent functions are considered
本文首先綜合運用概率論、代數學、數論等基礎學科的理論知識，並以頻譜理論作為主要研究工具，對一類譜值分佈相對均勻的函數? ?廣半bent函數、 k階擬bent函數和p值k階擬廣義bent函數進行了系統、深入的研究，給出了廣半bent函數定義，並探討了廣半bent函數的密碼學性質；給出了k階擬bent函數和p值k階擬廣義bent函數的定義及等價判別條件；討論了k階擬bent函數和p值k階擬廣義bent函數與部分bent函數和p值廣義部分bent函數的關系，探討了它們的密碼學性質；給出了k階擬bent函數和p值k階擬廣義bent函數的典型構造方法，並將對k階擬bent函數的密碼性質的研究轉化到對一類特殊的矩陣的研究上；利用布爾函數的特徵矩陣原則上給出了k階擬bent函數的一種完全構造方法，還給出了從已有的p值k階擬廣義bent函數出發，遞歸構造變元個數更多的p值k階擬廣義bent函數的方法；初步探討了k階擬bent函數在序列密碼、分組密碼以及通信中的應用；給出了一類布爾函數walsh譜的分解式，並利用這類布爾函數的walsh譜分解式給出了一類近似穩定的布爾函數的構造，特殊情形下為k階擬bent函數；利用代數數論的知識考察了p值k階擬廣義bent函數的譜特徵，並給出了k階擬廣義bent函數與所有仿射函數的符合率特徵等等。The results in this section suggest that the phenomena of thick tails, volatility clustering, leverage effects and so on, are still exist in china ' s stock markets
我們在此部分的實證結果表明，中國股市股指收益序列存在和發達市場一樣的諸如尖峰態分佈、波動聚集、杠桿效應等波動特徵。In this paper, the notion of likelihood ratio, as a measure of deviation between a sequence of the arbitrary random variables and a sequence of independent random variables with different distributions, is introduced. a class of strong deviation theorems represented by inequalities are given on a subset of the sample space by constructing a negative supermartingale and using martingale convergence theorem
本文通過引進似然比作為相依隨機變量序列相對于服從不同分佈的獨立隨機變量序列的偏差的一種度量，並通過構造一個非負上鞅，利用鞅收斂定理給出了樣本空間的一個子集上的一類用不等式表示的強偏差定理。On the basis of areal geological background, the distribution pattern of sedimentary microfacies in the chang - 6 oil - bearing beds was distinguished and the palaeogeographic environment was reconstructed by the analysis of geology facies, logging facies, stratum thickness, sandstone thickness and sandstone percent and other sedimentary characteristic. the method of digital sedimentary microfacies was applied in part of the research area for the first time, and acquired the satisfying effect. the digital sedimentary microfacies realized the description of the sedimentary evolution from chang - 62 to chang - 61
在區域沉積背景的墓礎上，結合地質相特徵與測井相分析，對地層厚度、砂體厚度以及砂地比（砂巖含量）等在平面上的分佈規律進行了綜合分析，並結合沉積序列與沉積特徵等，判別了沉積微相在平面上的分佈格局，恢復出長6油層組各沉積期的古地理環境。On the basis of sequence stratigraphy analysis of bayindulan sag, wuliyasitai depression, jiergalangtu sag and saihantala sag, the integrated sequence stratigraphy section of lower cretaceous has been established and the vertical sequence of sandbodies distribution in three - order sequence has been concluded
本文通過對巴音都蘭、烏里雅斯太、吉爾嘎朗圖和賽漢塔拉等凹陷層序地層分析，建立了二連盆地下白堊統層序地層綜合剖面，並總結了三級層序框架內砂體分佈的垂向序列。It is better to group pilot tones together into clumps that are equispaced in the frequency domain
可以證明，在快時變環境下，分組且每組等間隔分佈於頻域上的導頻序列有著更好的系統性能。As hurst parameter estimated bias exists, the precision may be improved by using non - linear estimate, where arfima model is proposed and used for verification
從統計結果來看，樣本序列呈現出尖峰、胖尾等有偏特徵，明顯不滿足正態分佈的假設，表明收益序列可能具有長程相關或記憶性。An integrated network - monitoring platform is presented which combines the technology of electronic map and the technology of network communication. it realizes clear and efficient network management : ( 1 ) generate the electronic map that include background and equipment layout ; apply mvc design pattern to system design in order to keep system flexible ; use serialization and pre - clipping to improve the speed of loading and displaying the complicated electric map
在電子地圖處理技術和網路通訊技術有機結合的基礎上，建立基於電子地圖的集成網路監控平臺，實現清晰、有效的網路管理: （ 1 ）建立包含監控場景、設備分佈等方面信息的電子地圖;將mvc設計模式運用到設計之中，確保了系統的柔韌性和可擴展性;採用預裁剪和序列化技術，實現了復雜電子地圖的快速載入和顯示。The precipitation and evaporation data at 12 observational stations from 1958 to 2003 were used to calculate the spring drought index, the criterion of spring drought and the spring drought index series were set up, the spatial and temporal features, yearly and decadal climate variability of the indexes of the loess plateau in gansu province were analyzed
摘要利用甘肅省甘肅黃土高原地區12個代表站1958 ~ 2003年春季3 ~ 5月逐候降水、蒸發資料，建立了該地區早春旱和晚春旱指數序列，確定了春旱等級標準，進一步分析了春旱的時空分佈特徵及其年際（年代際）變化規律。( 2 ) the three numeric methods, including formula method, histogram method and feature vector method, of calcucation invariant probability distribution for chaotic map is derived, and their characteristics are discussed each other, these results of the computer simulation are in agreement with those of theoretic analysis. ( 3 ) the principles and methods of chaotic communication are reviewed and commented systematically. first, several main chaotic synchronization methods are discussed, then the methods and ways of chaotic communication are explored, including analogue chaotic communication, digital chaotic communication and direct chaotic communication. this is the article basis, and it startes from follow - up case study
所做的工作總結如下： （ 1 ）綜述了混沌現象及其理論的相關問題並對碼分多址通信系統的擴頻地址編碼與混沌序列、混沌同步與系統保密性等問題作了討論； （ 2 ）研究了計算混沌映射不變分佈的三種數值方法，即：公式法、直方圖法以及特徵向量法，並比較了各自的優缺點，計算機模擬結果與理論分析結果相符。The urban spatial structure in this paper is the inner one of a city, is the spatial reflection of the mankind ' s various social economic activities and the function organization of the particular city region, it includes the structure of land use, the spatial structure of economy, the spatial distribute of the population, the spatial structure of employment, the transportation network structure, social spatial structure, the spatial structure of living activities, etc. by field survey of 1134 land - value samples of urban region of siping, based on the correlative theories of the regional economics, economic geography, urban geography and urban economics, adopted the gis and the quantitative and qualitative methods, this article analyzes the character and problems of the spatial structure of siping city during the transitional phase from temporal and spatial factors, discusses the influences of the land - value on the urban spatial structure from temporal, spatial and structural dimension, put forwards the countermeasures that optimizes the spatial structure under the constraint of land - value
本文所指的城市空間結構為城市內部的空間結構，是人類的各種社會經濟活動和功能組織在特定城市地域上的空間投影，包括土地利用結構、經濟空間結構、人口空間分佈、就業空間結構、交通網路結構、社會空間結構、生活活動空間結構等。本文通過對四平市城區1134個地價樣點數據的實地調查，在綜合運用區域經濟學、經濟地理學、城市地理學、城市經濟學等相關學科理論的基礎上，採用gis ，運用定性與定量相結合的方法，從時間、空間兩個序列分析了轉型期四平城市空間結構特徵和存在問題，並從地價的時間、空間和構成等三方面探討了轉型期四平市地價對城市空間結構的影響，提出了地價約束條件下優化四平城市空間結構的對策。The probability distributions of climatic elements are discussed. based on the characters of them, a multimode model is introduced and verified through the nonlinear fitting. the climate features of quasi - biennial oscillation of the stratospheric zonal wind over equator, the enso index, the surface pressure at reykjavik 21 90w 64 13n and swedish temperature, and the northern hemisphere tree ring all show that the multimode are universal in the climatic system
對氣候要素的概率分佈進行了討論，根據這些概率分佈的特點提出了多模態模型，並用非線性擬合的方法進行了驗證。對赤道平流層緯向風enso指數esi序列冰島reykjavik 21 . 90w ， 64 . 13n氣壓和瑞典溫度北半球樹木年輪等數據的分析表明：氣候系統中多模態現象具有普遍性。分享友人