統計的均勻性 的英文怎麼說
中文拼音 [tǒngjìdejūnyúnxìng]
統計的均勻性
英文
statistical uniformity- 統 : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
- 計 : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
- 的 : 4次方是 The fourth power of 2 is direction
- 均 : Ⅰ形容詞(均勻) equal; even Ⅱ副詞(都; 全) without exception; all
- 勻 : Ⅰ形容詞(均勻) even Ⅱ動詞1. (使均勻) even up; divide evenly 2. (分出一部分) spare
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 統計 : 1 (對有關數據的搜集、整理、計算和分析) statistics; census; numerical statement; vital statistic...
-
So security and safeguarding of information on computer networks has become one of the most import problems, because of the diversity of network ' s connection, the asymmetry of terminal ' s distribution, the interconnection of computer and the attack of hacker, cracker and vicious software. it is more important for military ' s automation commanding network and banks whose network communicates sensitive data. thus we should apply sufficient safeguarding to these networks, otherwise the computer network will be useless, even jeopard the national security
但由於計算機網路具有連接形式多樣性、終端分佈不均勻性和網路的開放性、互連性等特徵,致使網路易受黑客、駭客、惡意軟體和其它不軌的攻擊,所以網上信息的安全和保密是一個至關重要的問題。對于軍用的自動化指揮網路和銀行等傳輸敏感數據的計算機網路系統而言,其網上信息的安全和保密尤為重要。因此,上述的網路必須有足夠強的安全措施,否則該網路將是個無用、甚至會危及國家安全的網路。Part 2 analyses beam landing shifts made by thermal deformations of a shadow mask and vibration of a new type of shadow mask - aperture grille. an automatic measurement system for cpt decolorization and a vibration measurement system for aperture grille are established. part 3 analyses the difference of perception and discrimination to color between the human eyes and ccd system, and develops a new method based on ccd technology to evaluate the screen white - balance
主要內容分為三部分: ( 1 )分析著屏電子束分佈與電子槍、偏轉系統及蔭罩之間的關系,研製自動測試裝置,為設計和改進相關結構提供依據; ( 2 )分析蔭罩熱變形和振動對顯示屏色純度影響,建立了色純漂移自動測試裝置和張緊式蔭罩振動測試系統; ( 3 )分析了人眼與ccd對彩色刺激的不同響應,建立了基於ccd的顯示器全屏色純均勻性測試方法。In this thesis, a multiple - stigmatic - point method ( mspm ) is applied to improve the conventional rowland - type design, which is especially important for designing an awg when the total number of the channels is large. it greatly improves the performance of an awg, such as the channel uniformity, the crosstalk and the insertion loss
文中採用多點消像差方法,對多通道數awg器件的結構設計進行了改進,改善了傳統的rowland圓結構設計中存在的緣通道的性能嚴重劣化的問題,大大改善了多通道數awg各通道性能的均勻性,改善了器件性能。To obtain the statistical boilerplate of lst according to the asymmetry distribution of cloud, we compared the images of the averaged temperature, which were respectively imaged by using satellite remote sensing and by using the general weather data, and analyzed the frequency of real - time lst figures by employing appropriate templets
針對雲系的空間分佈不均勻性,採用適當模板對lst實況圖進行頻譜分析,找出lst的統計樣區,繼而對這些區域的lst數值進行平均,得到多年lst平均圖的參照標準。The feature model includes two characters : the braided unit ' s braiding distance and braiding angle. processing the climaxes information can get the two characters. this paper uses mathematical statistic technology to realize the braiding homogeneity measuring
最後採用數理統計中的變異系數這一統計量對預製件表面圖像中的每個編織單元進行分析,分別對特徵模型中的花節長度量和編織角量進行均勻性統計,進而完成復合材料預製件表面編織均勻性的測量。And the results of calculation and numerical simulation indicate, without increasing the intrinsic collector - junction area of power devices, collector - combed structure helps to raise the intrinsic heat - dissipating area and base ' s perimeter, improve heat - dissipating method of each cell of the chip, enhance the distribution uniformity of junction temperature and current of each cell of the chip, reduce the thermal resistance and raise the dissipation power pd and output power p0, fairly well relax the contradiction among frequency, out - put power and dissipation power of the devices, and further improve the devices " property against second breakdown
而計算分析和二維數值模擬分析結果表明:梳狀集電結(基區)結構在不增加器件本徵集電結面積的條件下,增大了器件的本徵散熱面積和基區周長,改進了每個子器件單元內的散熱方式,提高了單元內結溫和電流分佈的均勻性,降低了器件的熱阻,增大了器件的耗散功率和輸出功率,較好地緩解了目前傳統結構中頻率與功率、功耗的矛盾,並有利於改善器件抗二次擊穿的性能。The paper in the context of the statistic - dynamic analyses the heterogeneity of spatial distribution of the precipitation. the generality of the spatial probability distribution model of the precipitation was explored
本文從陸面過程的物理機制出發,利用統計? ?動力學方法,闡述了中國區域的月降水量和日降水量的空間分佈非均勻性,並尋求適宜的空間分佈概率密度函數進行描述。Considering of the problems exist in practice, large orifice discharge principle is employed to study the pressure distribution of ring runner system, the even ab lity for discharging of gates, the relationship of flow with the position of spr ue and the type of gates. a new design idea about circular runner system of cast is proposed
根據生產中存在的問題,用大孔出流理論研究了環形橫澆道系統的壓力分佈、內澆道出流均勻性及流量與直澆道引入位置和內澆道引入方式之間的關系,提出了圓形鑄件環形橫澆道系統新的設計思想。According to the problem of failure and instability in roadbed and cutting engineering of underground karat cavity, on the basis of inhomogeneous elastic damage model, this thesis propose the fem back - analysis from instability - strength degradation, to describe inhomogeneity of material suppose that the material parameter obeys statistical distribution
摘要針對地下溶洞路床路塹工程變形與失穩問題,本文提出了基於非均質彈性損傷模型的有限元失穩強度折減反分析法,認為材料參數服從統計分佈來描述材料的非均勻性。In the process of devising rainfall apparatus, the calculative formula of traditional rainfall degree of consistency ca n ' t weight the uniformity of rainfall space. the paper suggests the checkup parameter and calculative method used in testing the degree of consistency of the rainfall intensity in rainfall space
在降雨器設計中,傳統的降雨均勻度計算公式並不能衡量降雨強度空間分佈的均勻性,本文提出了檢驗雨強空間分佈均勻程度的校驗參數及檢驗空間均勻度優劣的計算方法,給出了校驗該參數應達到的最小值。In this paper, starting with the physical mechanics of land surface hydrologic process and the introduction of the theory in probability statistic distribution, an analytical expression of heterogeneous evapotranspiration efficiency is given which takes heterogeneous soil water content ' s subgrid scale spatial variability into account, through which the parameterization scheme of subgrid scale soil surface ' s evapotranspiration efficiency ( which is generally called mosaic method ) is modified to a statistic - dynamic scheme in which a whole heterogeneity of the grid region is considered
本文從陸面水文過程的物理機制出發,引進概率統計分佈理論,推導出一種由非均勻土壤含水量次網格尺度空間變率所形成的非均勻蒸發散率解析表達式,從而將通常的次網格尺度地表蒸散率的參數化方案( mosaic方法) ,改進為考慮網格區整體非均勻性的統計-動力參數化方案。Using the microwave selective heating property for materials, by setup equivalent equation, and first time inducing the electromagnetic field perturbation theory to the design of heating materials for substrate in mpcvd, three temperature distribution modes were established, including temperature distribution comprehensive mode of inhomogeneous plasma, temperature distribution composite mode of composite substrate materials, temperature distribution perturbation mode of composite materials, which ii provided an whole new technology route to the design of substrate heating system in mpcvd and guided the preparation of heating materials for substrate. and then the heating materials for substrate were designed and optimized to obtain large area homogeneous temperature distribution even larger than substrate holder ' s diameter. as an important part, this thesis researched the nucleation and growth of diamond films in mpcvd, systematically researched the effects of substrate pretreatment, methane concentration, deposition pressure and substrate temperature etc experimental technologic parameters on diamond films " quality on ( 100 ) single crystal silicon substrate in the process of mpcvd, characterized the films qualities in laser raman spectra ( raman ), x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), infrared transmission spectra ( ir ), atomic force microscopy ( afm ), determined the optimum parameters for mpcvd high quality diamond in the mpcvd - 4 mode system
該系統可通過沉積參數的精確控制,以控制沉積過程,減少金剛石膜生長過程中的缺陷,並採用光纖光譜儀檢測分析等離子體的可見光光譜以監測微波等離體化學氣相沉積過程;利用微波對材料的選擇加熱特性,通過構造等效方程,並首次將電磁場攝動理論引入到mpcvd的基片加熱材料的設計中,建立了非均勻等離子體溫度場綜合模型、復合介質基片材料的復合溫度場模型及復合介質材料溫度場攝動模型,為mpcvd的基片加熱系統設計提供了一條全新的技術路線以指導基片加熱材料的制備,並對基片加熱材料進行了設計和優選,以獲取大面積均勻的溫度場區,甚至獲得大於基片臺尺寸的均勻溫度區;作為研究重點之一,開展了微波等離體化學氣相沉積金剛石的成核與生長研究,系統地研究了在( 100 )單晶硅基片上mpcvd沉積金剛石膜的實驗過程中,基片預處理、甲烷濃度、沉積氣壓、基體溫度等不同實驗工藝參數對金剛石薄膜質量的影響,分別用raman光譜、 x射線衍射( xrd ) 、掃描電鏡( sem ) 、紅外透射光譜( ir ) 、原子力顯微鏡( afm )對薄膜進行了表徵,確立了該系統上mpcvd金剛石膜的最佳的實驗工藝參數。Based on the principles of temperature measurement using infrared thermography and the theory of thermal imaging, a uncooled ir fpa thermometry system is designed. in this system, the mathematic model of infrared thermometry calculation is established, and appropriate formulas for error analysis and calculation are obtained. the algorithm calculating the apparent emissivity of target surface is also put forward
本系統建立了非致冷紅外焦平面熱成像系統測溫計算的數學模型;對計算中可能產生的各種誤差進行了分析和計算;對系統成像的非均勻性進行了分析和校正;提出了精確測量發射率的新演算法;結合熱成像的原理對紅外熱圖像的特徵進行了分析,對紅外熱像進行了新型直方圖均衡和偽彩色增強等處理。In addition, by means of landscape diversity, evenness, dominance, fragmentation, fractal dimension and statistics, the author respectively analyzed landforms, plant, soil and so on in the original ecosystem of the typical dumping site, the damaged ecosystem and the rehabilitated ecosystem. in fact, landscape matrix has been completely converted from the original ecosystem to the rehabilitated ecosystem. the indexes of diversity, evenness and dominance in forest landscape have sharply increased, but segregation decreased, which demonstrates that the rehabilitated ecosystem has been a reasonable and fine artificial ecosystem under the control of human
在此研究的基礎上,採用景觀多樣性指數、優勢度指數、均勻度指數和破碎度指數,以及分維方法和統計分析相結合的方法,對礦區典型排土場的原生態系統、破壞后的生態系統、重建生態系統的地貌、植被、土壤等景觀要素進行了分析,結果表明:從原生態系統到重建生態系統,景觀基質發生了根本性的變化,林地的多樣性、均勻性、優勢度大幅度增加,分離度降低,顯示了重建生態系統在人為的調控下,已初步形成一個結構較為合理、功能良好的人工復合生態系統。Skewness is a statistical measure of the uniformity of the distribution of a group of measures
偏態是對一組分佈均勻性測量的統計度量。Taking no account of the non - uniformity of the detector, this paper analyzed the performance of the traditional four - quadrant angle - measurement algorithm and two other algorithms in calculating the pitch angle and the deflection angle of the incident ray, and also compared the error curve of the pitch angle calculated by each algorithm in the full plane
摘要在不考慮探測器非均勻性影響的情況下,本文分析了傳統四象限測角演算法和另外幾種演算法在計算入射光的俯仰角和偏轉角時的性能,還比較了在整個平面內各個演算法得到的俯仰角的誤差曲面。Abstract : in terms of uniform spraying requirement of automatic water spraying system, seven schemes of " pipe diameter combination " were discussed, and several opinions for design of automatic water spraying extinguishing system of medium sized danger level were put forward
文摘:從自動噴水系統噴水均勻性要求出發,探討了管徑組合的七種方案,對中危險級自動噴水滅火系統的設計提出了幾點看法。The simulation system includes the optics, chopper control, driving signal design, image data acquisition based on vi technology and image processing including image difference, non - uniformity correction ( nuc ), image intensification and dynamic display, etc. according to the corresponding theories, the author designed all these software modules. the research on the pyroelectric imaging technology through this experiment is of great importance to practical thermal imaging system in the future
根據熱釋電焦平面成像原理,用sspa器件在可見光條件下設計了基於虛擬儀器技術的熱釋電凝視焦平面成像模擬系統,包括光學系統、斬波控制、驅動信號設計、基於虛擬儀器技術的圖像數據採集和相關的圖像處理技術,如圖像差< wp = 5 >分、非均勻性校正、圖像增強和動態顯示等。At first, based on the 272 station monthly precipitation in china, the paper described the heterogeneous of the spatial distribution precipitation by use of the curve of lorenz and the coefficient of g. the results show that the heterogeneous of the spatial monthly precipitation in summer is stronger than in winter. based on this describing, the probability distributions function of the spatial distributions are fitted by use of the gamma distribution model, and this general principle is examined. the results show that the gamma distribution is good on describing the heterogeneous of the spatial distribution precipitation in china
並以分佈擬合中國區域月降水量的空間概率分佈,擬合效果優良,表明描述中國區域月降水量水平空間分佈非均勻性的普適分佈律以分佈的pdf最為適宜;以1 、 4 、 7 、 10月具有代表性的資料為例分析了各季月降水量空間分佈型的主要特徵及其形成原因,並從一個側面表明我國月降水量空間分佈的偏態性正是我國降水氣候的最顯著統計特徵之一,這也與我國大陸性季風氣候特點密切相關;並且月降水量的基尼系數和分佈模式形狀參數值都是夏季大於冬季,說明月降水量的空間分佈非均勻性夏季比冬季弱。The main contents of the thesis are shown as follows : presenting fundamental theories of statistic pattern recognition, discussing rgb ( red, green, blue ) color space, ohta color space, hsi ( hue, saturation, intensity ) color space and its converted color space, materials consistency in gray scale and the application in removing foreign bodies in tobacco flows, hence presenting recognition pattern based on " unit recognition ", designing sample machine for this purpose, which consists of material - providing system, optic system, image - grabbing system, real - time intelligent image - processing system and systems of automatically rejecting foreign bodies and self - diagnosis, analyzing and optimizing hard wares, offering concrete designs such as optic system and air - ejector driver circuit, presenting and realizing physical ram
本文的主要內容有:統計模式識別基礎理論及它們在煙草異物識別中的應用;討論了rgb ( red 、 green 、 blue )基礎顏色空間、 ohta顏色空間、 hsi ( hue色調, saturation飽和度, intensity亮度)顏色空間及其變換空間、物料圖像紋理、灰度均勻性等在煙草異物識別中的應用,並在此基礎上提出了"基於判別單元顏色統計特性"的煙草在線異物識別模型,設計並研製了煙草在線異物實時識別與自動剔除系統原理樣機,它由供料系統、光學系統、圖像數據採集系統、實時智能圖像處理系統、異物自動剔除系統以及自診斷系統等組成。分享友人