距離指數 的英文怎麼說

中文拼音 [jùlízhǐshǔ]
距離指數 英文
nearest neighbor index
  • 距 : Ⅰ名詞1 （距離） distance 2 （雄雞、雉等的腿的後面突出像腳趾的部分） spur （of a cock etc ）Ⅱ動詞...
  • 離 : Ⅰ動詞1 （離開） leave; part from; be away from; separate 2 （背離） go against 3 （缺少） dispens...
  • 指 : 指構詞成分。
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 距離 : 1 （相隔的長度） distance; range; gap; space; spacing; separation 2 （相距） be apart from; be aw...
  • 指數 : 1. [經] （比數） index number; index 2. [數學] exponent
  1. A proportion of the adjacent samples " euclidian distance based analytical method is presented in this paper. the result of the analysis can direct user to select the test samples and test the effect of the selection

    本文提出「相鄰樣本距離比例關系分析法」 ，該方法通過分析距離比例關系變化對樣本數據產生一定認識，該認識又指導使用者進行樣本分配以及檢驗樣本分配效果。
  2. Freight ton ? kilometers ( passenger ? kilometers ) ： refer to the sum of the products of the volume of transported cargo ( passengers ) multiplying by the transport distance, usually using ton ? kilometre and passenger ? kilometre as units for measurement

    貨物（旅客）周轉量：指在一定時期內，由各種運輸工具運送的貨物（旅客）數量與其相應運輸距離的乘積之總和，是反映運輸業生產總成果的重要指標，也是編制和檢查運輸生產計劃，計算運輸效率、勞動生產率以及核算運輸單位成本的主要基礎資料。
  3. Gluten index was significantly correlative with tensile strength, significantly correlative with hardness, springiness, cohesiveness, gumminess, resilience, shear force, tensile force, tensile stress, dry weight and protein losses, dry material absorption of the noodles

    麵筋指數與面條的拉伸距離呈高度顯著正相關；與面條的硬度、粘合性、剪切力、拉斷力、拉斷應力呈顯著正相關；與面條的彈性、粘結性、回復性、干物質吸水率、干物質損失率呈顯著負相關。
  4. 1 farin g. curves and surfaces for cagd - a pratical guide. 5th edition, morgan kaufmann publishers, 2002

    我們綜合利用廣義特徵向量擬合和距離函數，給出一種動態隱式曲線曲面重構的初值指定方法。
  5. Previous researchers have always determined the sp atial distribution patterns ( sdp ) of castanopsis kawakamii with a sample - dis tance method. however, the distribution patterns may be affected by the quadrat si ze and, in the course of analysis, the density differences among the cluster plots are not considered ; therefore, differences of cluster plot size and the dispersi on degree among individuals of cluster plots can not be known. authers of this pa per have determined the spatial distribution patterns of castanopsis kawakamii population in different habitats by means of non - quadrat distance method and a nalysed the pattern intensity and grain of the sdp. the pattern intensity is defi ned with the relative density differences and the pattern grain can embody the d ispersion degree of the individuals in the plots, and the dispersion degree among the plots. the determined results are as follows. the intensities of the species range in order from strong to week : litsea mollifolia p. kawakamii i. purpure a r. cochinchinensis c. kawakamii c. carlessii d. oldphamii s. superba. the gra ins of the species queue in order from coarse to close : s. superba = litsea mollif olia r. cohinchinensis c. kawakamii = i. purpurea c. carlessii p. racemosam d. oldp hamii. these determined results tally basiclly with the results authers of this paper have got in determining the same plots by means of aggregate index access ing method. in view of this, it is held that the sdp of c. kawakamii is closely related to the habitats and biological features

    前人都是採用樣方方法對格氏栲種群數量的空間格局進行測定，而格局分佈有可能受樣方大小的影響，且分析過程中沒有涉及聚塊間密度差的問題，因而無法掌握種群的聚塊大小差別及聚塊內個體間的離散程度.本研究採用無樣方距離法，測定不同生境的格氏栲種群空間格局，分析格氏栲種群格局的強度和紋理.強度以聚塊和間隙的密度差來定義，紋理則是體現聚塊內個體間的離散程度與諸聚塊間的分離程度.測定結果表明，格氏栲種群格局強度從高到低排列次序為：木姜子蚊母樹冬青茜草樹格氏栲米櫧虎皮楠木荷；格局紋理從粗到細的順序是：木荷=木姜子茜草樹格氏栲=冬青米櫧蚊母樹虎皮楠.這一測定結果與作者採用聚集度指標測定相同樣地格氏栲種群空間格局的結果基本相符.因此，格氏栲空間格局類型及分佈與格氏栲生物學特性及生境的關系密切
  6. Besides tt & c transponder, the power support for pico - satellite also covers cmos camera, data processing unit and energy subsystem, by connecting and charactization which, full course from modulation and demodulation of instruction data to feedback of image data, wireless long - range transmission and the feedback of sidetone signal could be achieved

    4 、整個衛星的電系統除了通信一體機外，還包括cmos相機和數據處理單元以及能源分系統。具備了這幾部分，對系統聯試，實現了從指令信號的調制解調和圖像信號的返回的全過程，並且可通過遠距離的無線傳輸。
  7. Aiming at the self - estimation of threat to the sam system, and basing on the analysis of support distance of the target acquisition radar and operation efficiency of the system in three intercept sections, a distance - threat index and a type - threat index of the target are proposed, and a threat - estimation decision - making model is established, and a standard of fire - striking order in each section is put forward

    摘要針對地空導彈系統的威脅自動判斷問題，基於對目標指示雷達保障距離以及三種攔截區間中系統作戰效能的分析，提出了目標距離威脅指數和目標類型威脅指數的概念，進而建立了一種連續型的威脅判斷決策模型，並給出了每個區間火力打擊的排序標準。
  8. Total indicator reading ( tir ) - the smallest distance between planes on the surface of the wafer

    總計指示劑數（ tir ） -晶圓片表面位面間的最短距離。
  9. This paper discusses the polygon medial axis definition of gis and calculation geometry, and their main distinguishing feature, pointes out that the polygon medial axis should be the locu of the equal - distance points to two or more edges of the polygon ; analyzes the relevant different algorithm and cases in practice, and proposes the geometry means in theory relatively rigid and widely meeting the requirements in practice - dotted pair rank method and the map algebra polygon medial axis method, utilizes them to offer several polygon medial axis calculation examples

    摘要比較了當前國內外gis中和計算幾何中關于多邊形中軸的定義，討論了它們的主要特點，指出多邊形中軸應是到兩個以上邊距離相等點的軌跡，並據此分析了相應的各種演算法和實際應用場合，提出了理論上較為嚴密、能夠廣泛滿足實際應用需要的幾何方法點對序列法和地圖代數多邊形中軸法。
  10. The results are as follows : the target and background irradiance snr on the detector ' s are greater than the minimum snr on a 40 - kilometer distance ; the target irradiance on the detector ' s target plane can comply with the minimum irradiance that is not beyond the capability of the detector ; the system effect range from the experiment data can satisfy this index

    結果表明40km距離處，目標與背景在光電探測器上的輻照度信噪比大於可探測最小信噪比；目標在探測器靶面上的輻照度滿足探測器所能探測到的輻照度最小值；實驗數據上推導出系統的作用距離能達到這一指標。
  11. The system is calibrated and computed, and the calibration parameters such as equivalent foci f, distance d between two cameras are designated. these parameters is the internal parameters in the system, and can be calibrated through different world coordinates

    對系統進行標定計算，指出標定參數等效焦距f ，兩攝像機光心的距離d ，這些參數為系統內部參數，可以通過相對不同的世界坐標進行標定，即相對標定。
  12. Based on many references, a evaluating function is proposed with performance index of hall call waiting time ( hwt ), people number in a car, energy consuming. the statistic approximation algorithm for hwt is introduced, based on the analysis of elevator traffic state, the calculation of traveling distance and stop number is explained in detail in the thesis. according to the characteristics of the elevator, a group of elevator teaching signals are constructed, by which the weight coefficients are trained according to the widrow - hoff rule

    本文在借鑒了大量的文獻基礎上，提出以平均等候時間、轎廂人數、能源消耗為性能指標的評價函數；詳細介紹了乘客待梯時間hwt的統計近似演算法；基於對電梯交通狀況的分析，對停層次數和運行距離這兩個重要參數的計算進行了詳盡的介紹；依據電梯運行特性參數，構造一組電梯運行教師信號，並採用神經網路的widrow - hoff學習規則訓練權系數。
  13. All the results can be utilized by engineers, during the designing and construction. the main conclusions are listed as follows : ( 1 ) based on the shortest line between weak interbed and limit of excavation and the location of point of intersection between limit of excavation, classification of weak interbed distribution is set up, and the distance of distribution is defined ; ( 2 ) according to the strength and deformation equivalent principle, influence zone of weak interbed is introduced, and a new method to simulating the weak interbed with thickness is built ; ( 3 ) some quantificational results on influence of weak interbed respectively at crown, right shoulder and right wall are summarized ; ( 4 ) some quantificational results on influence of weak interbed with the distance between weak interbed and limit of excavation 0. 2d, 0. 5d, l. od are gained ; ( 5 ) some quantificational results on influence of weak interbed in the rock mass with confining coefficient 0. 38, 1. 0, 1. 5, 2. 0, 3. 0 are summed up ; ( 6 ) some quantificational results are summarized on influence of the underground surrounding rock mass stability with weak interbed, in the representational surrounding rock mass graded ii, iii, iv ; ( 7 ) according to the studying results some advices are suggested on designing of underground engineering

    主要結論如下： （ 1 ）以軟弱夾層到開挖輪廓線最短距離和最短距離線與開挖輪廓線的交點位置為指標對軟弱夾層的分佈部進行了分類，並確定了軟弱夾層分佈距離； （ 2 ）根據強度等效和變形等效的原則，引入了軟弱夾層影響帶的概念，建立了模擬軟弱夾層厚度的一種新方法； （ 3 ）總結出了軟弱夾層分佈在拱頂、右拱肩、右邊墻時對地下洞室穩定性影響的量化指標； （ 4 ）分析出了軟弱夾層距開挖輪廓線0 . 2d 、 0 . 5d 、 1 . 0d三種情況對地下洞室穩定性影響的量化指標； （ 5 ）總結出了在不同的側壓力系數（ 0 . 38 、 1 . 0 、 1 . 5 、 2 . 0 、 3 . 0 ）地應力場中軟弱夾層對穩定性影響的量化指標； （ 6 ）得出了在、 、代表性圍巖中軟弱夾層對穩定性影響量化結果； （ 7 ）根據數值試驗成果提出了在有軟弱夾層圍巖中地下洞室設計原則的幾點新內容。
  14. Several results were concluded : firstly, the population of t. jackii was decreasing sharply and its living area was contracting, so the percentage of genetic variance among t. jackii populations was lower than that within its population ; secondly, its genetic diversity index was relatively high ; thirdly, according to its gene flow index, the population disintegration of the species could be prevented by genetic communication among populations of the species ; finally, the similar index between the populations from jiangshi nature reserve and from xufan reservoir was higher than that between the populations from jiangshi nature reserve and from xufanggeng, corresponding with the fact that it is nearer between jiangshi nature reserve and xufan reservoir than that between jiangshi nature reserve and xufanggeng

    2 、長葉榧的遺傳多樣性分析，分析了多態位點百分率（ percentageofpolymorphicsites ） 、 nei氏基因多樣性指數（ nei 』 sgenediversityindex ） 、 shannon信息指數（ shannon 』 sinformationindex ） 、居群間的相似系數（ geneticsimilarityindex ）和遺傳距離（ geneticdistance ） 、遺傳變異在居群間和居群內的分佈（ thepercentageofvarianceamongandwithinpopulation ）及基因流（ geneflow ） 。結論是：分佈在群體間的遺傳變異較分佈在群體內的遺傳變異小，說明該生物的分佈范圍越來越狹小。
  15. According to the parameters such as minimum detectable power, range and reflectivity of simulant target, meteorological visibility and optical efficiency, the maximum range of laser altimeter was figured out by the range - finding equation

    將最小可探測功率、模擬目標距離、目標物反射率、光學效率等參數代入最大測程推算方程，得出激光高度計最大測程指標。
  16. You can also insert more than one cross section in equally spaced sections or a designated number of cross sections within a range

    也能指定等距離的平面或在一定范圍內的一定數目的平面。
  17. Improvements in performance include reductions in specific fuel consumption ( 4 % ), take - off distance ( 10 - 20 % ), minimum speed ( 100 kias ), time to climb and increase in specific excess power, sustained load factor and sustained turn rate ( 15 % )

    性能改進方面包括減少4 %的耗油率，縮短10到20 %的起飛距離，減少最低速度大約一百指示空速節，縮短爬升時間和增加單位剩餘功率，提升15 %的持續回轉率與持續負載系數。
  18. This paper analyses current situation of chp and situation of development, use evaluating energy utilization - - based on electricity comparing with state calculated method - - based on heat, calculates the operating data of baotou second thermal power plant heat supply system ， extends the study of heat supply performance to heat net and heat consumer, synthetically analyses heat load characteristic 、 pipe net property and heat supply distance witch effect heat supply cost. the paper studies the thermal power performance of thermal power plant total energy system, discuss heat supply cost which effect the development of chp

    本文對熱電聯產的現狀及發展情況進行分析，採用能源利用系統性能評價指標體系及其評價指標? ?電量法與國家目前採用的法定計量方法? ?熱量法進行比較，通過對內蒙古包頭第二熱電廠供熱熱源系統及供熱熱網系統的熱電聯產運行數據進行分析計算，將供熱過程的熱力性能研究延伸至熱網和熱用戶，分析用戶終端的能源利用情況，針對內蒙古地區主力機組和地區條件，綜合分析了熱負荷特性、管網性能及供熱距離對供熱成本的影響，研究了熱電廠總能系統的熱力性能，對困擾熱電聯產的供熱成本進行了探討。
  19. Electrical parameter includes voltage, current, power, frequency, power factor, and so on. the adjustment system of electrical network needs many panel instruments that can show the electrical parameter, such as voltage, current, power, cycle etc. tjsually these instrument is not accurate, wastes manpower resource, and the management of the data is inconvenient and easy to mistake. recently the development of micro - electronics technology and the advent of slsi. especially the advent of singlechip, lead to a new revolution in the field of instrument

    電工參數一般包括電壓、電流、功率、頻率、功率因數等。在電網調度自動化的設備中需要配置多隻測量顯示上述電工參數的鑲嵌式面板表，如電壓表、電流表、功率表等等，其一般均為指針式面板表，精度低，可視距離近，數據需要人工抄錄，浪費人力資源，數據管理不便，容易出錯。
  20. Secondly, the effect of distance function for clustering performance is researched, the disadvantages of euclidean distance for part family formation are pointed out, a more suitable part - machine processing feature related distance function is put forward, with which the clustering errors for parts and machines are basically eliminated

    第二，深入研究了距離函數對fcm聚類性能的作用，指出歐幾里德距離函數對于製造單元構建問題的不足，提出了更加符合成組技術需要、反映問題本質特徵的距離函數，解決了fcm對具體零件和設備的聚類錯誤問題。
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