自導概率 的英文怎麼說

中文拼音 [dǎogài]
自導概率 英文
self guiding probability
  • : Ⅰ代詞(自己) self; oneself; one s own Ⅱ副詞(自然;當然) certainly; of course; naturally; willin...
  • : 動詞1. (引導) lead; guide 2. (傳導) transmit; conduct 3. (開導) instruct; teach; give guidance to
  • : Ⅰ名詞1 (大略) general outline 2 (神氣) manner of carrying and conducting oneself; deportment ...
  • : 率名詞(比值) rate; ratio; proportion
  • 自導 : self-conductance自導水雷 homing mine; 自導魚雷 homing torpedoe
  • 概率 : [數學] probability; chance概率論 probability theory; theory of chances; 概率曲線 probability curv...
  1. And then facing the problem of the channel estimation of the adaptive modulation system, we conclude out the channel estimation algorithms on maximum likelihood ( ml ) estimation and maximum a posteriori ( map ) estimation under the condition of flat fading channel and selective fading channel in detail. to meet flat fading channel, we simulate the relationship of the ratio between the error covariance in map estimation and ml estimation and pilot symbol message length. the conclusion can be drawn from these results

    接著,對適應調制系統中的通道估計問題難點,詳細推了平衰落通道條件下和選擇性衰落通道條件下最大似然( ml )估計和最大后驗( map )估計演算法,針對平衰落通道,我們模擬了map估計和ml估計的方差與頻符號長度的關系,模擬結果表明,錯誤方差受多譜勒頻的變化影響最大,並且對實際的適應調制系統,頻符號長度的取值超過20個符號長度時, map通道估計明顯優于ml通道估計。
  2. So far, the main frame of the conjugation of betrand are established, on the basis of which, it is given that the primary condition the directrix line must be satisfied, the relative curvature of the conjugating surfaces, the relations between non - interventional condition and curvature axle of the directrix line, and so on. the transmission of normal circular - arc gear is a typical bertrand conjugation. in order to promote the transformation from theory to technology, the general principle of this kind of transmission is studied

    為了使研究更加貼近於工程,便於解析處理,提出準面的念,並確立由準面到準線的研究路線,給出了各種傳動形式下準面與準線的具體特徵,證明了共軛準面上兩準線的誘測地曲等於零的這一不干涉條件,進而指出,當準面為平行軸和相交軸傳動的節曲面時,不干涉條件然滿足。
  3. Second, whereas information is by no means costless to the contracting parties, social capital in the form of effective norms, strong civic engagement, active public - private networks, and high mutual trust all lead to lower costs of acquiring information and lower possibility of exerting costly punitive actions on frauds

    此一架構系以社會資本的理論與念來增進然災害防治工作的效及效能,復以合作領的方式來建構及鞏固社會資本與公、私部門間的協力合作關系。
  4. It is applicable to various structural distribution networks. while resolving the " large area restoration ", the genetic algorithm execute three same and simple genetic operators : selection, crossing and mutating. it make a self - adaptable and probability overall searching under the leading of fitness value in the whole searching scale until acquiring the best result

    在求解網路故障后重構問題時,互動式模糊遺傳演算法通過循環執行相同的、極其簡單的選擇、雜交和變異三種遺傳操作,並在適應度函數值的引下在搜索空間進行適應性全局搜索,直至獲得全局最優解。
  5. Present methods generally based on the statistics of earthquake damage, expert experiences, theory analysis and experimental researches have obvious advantages, disadvantages and certain scopes of application ; ( 2 ) different prediction methods should be adopted against different building conditions, sites, intensity and experiences etc to predict earthquake damage of buildings for prospective accuracy, dependability and availability ; ( 3 ) earthquake damage matrix, which is the foundation of earthquake damage prediction, of 7 kinds of building in the urban areas of zhangzhou city under intensity 6 to 9 has been set up. the damage conditions of different buildings under different intensity are as followings : all kinds of structures are basically intact under intensity 6 ; the reinforced concrete structures are basically intact under intensity 7, but other kinds of structures are destroyed slightly ; the reinforced concrete structures are still basically intact while other kinds of structures are destroyed intermediately under intensity 8 ; the reinforced concrete structures are destroyed slightly, single - story factories and open houses are destroyed intermediately and other kinds of structures are destroyed seriously under intensity 9 ; ( 4 ) the results of earthquake damage predicting of buildings embody the damage when earthquake happens in the future. thus, further identifications and reinforcements should be considered to buildings that will be destroyed intermediately or more under the earthquake with 10 % exceeding probability in future 50 years ; ( 5 ) the direct economic losses caused by damage of buildings resting with the area, structural type, intensity and damage of all kinds of buildings are the main part of the losses of the city in an earthquake ; ( 6 ) the direct economic losses increased progressively toward high intensity by 2 or 3 times

    基於上述研究,得出的主要結論有:建築物震害預測是一個模糊的、系統的、復雜的問題,現有的方法很多一般都是以震害統計規律、專家經驗、理論分析和試驗研究為依據,有其身的優缺點和一定的適用范圍;應針對不同的建築物條件、場地條件、地震強度和已有經驗等,採用不同的預測方法進行建築物震害預測,以使預測結果達到預期的精確性、可靠性和可操作性;建立了漳州市區7類建築物在6度9度地震作用下的震害矩陣,成為指抗震防災的重要依據,各類結構的震害情況表現為: 6度地震作用下各類建築物基本完好; 7度地震作用下除鋼筋混凝土結構基本完好外其餘以建築輕微破壞為主; 8度地震作用下鋼筋混凝土結構仍以基本完好為主而其餘建築以中等破壞為主; 9度地震作用下鋼筋混凝土結構以輕微破壞為主,單層工業廠房和空曠房屋以中等破壞為主,其餘建築以嚴重破壞為主;建築物的震害預測結果體現了未來地震來臨時的震害程度,在編制漳州市區抗震防災規劃時,對于遭遇50年超越10的地震影響發生中等以上破壞的建築物應考慮進行抗震鑒定和加固;由建築物的破壞所造成的直接經濟損失是城市地震經濟損失的主要部分,重慶大學碩士學位論文中文摘要其主要與建築物總面積、結構類型、地震烈度和各類建築物的震害程度有關;不同烈度造成的直接經濟損失按2一3倍向高烈度方向遞增,漳州市區直接經濟損失由6度至9度的比例關系為1 : 2 . 8 : 8 . 6 : 22 . 8 ;遭遇基本地震設防烈度( 7度)時,漳州市區直接經濟損失約4 . 5億元,無家可歸人員約40000人,且以磚木結構和多層磚混結構的震害損失最大;地震造成的人員傷亡主要與建築物倒塌及嚴重破壞的程度和總面積以及震時的建築物室內人數密切相關,地震時無家可歸人員主要與住宅倒塌、嚴重破壞及中等破壞的程度和總面積以及城市人均居住面積密切相關。
  6. The basic principle, main properties, typical parameters, technical characteristics and general situation of klystron are introduced. the electron beam prebunching in the modulated cavity and shift tube of relativistic klystron amplifer ( rka ) is studied analytically, a self - consistent equation of radiation generated by the prebunched electron beam in the radiation cavity is derived using the field method of particle ? wave interaction instead of the electrical circuit method, and in terms of it, the gain in the linear regime calculated, a field analysis method is proposed. the theory analysis shows that the characteristic parameters, such as resonance frequency, real part of gap - impedance, external quality fadtor in all kinds of klystron output circuits including single - beam, multi - beam, single - gap, multi - gap, single - beammulti - gap, multi - beam multi - gap klystron output circuit, can be calculated by the field analysis method

    本文系統的介紹了速調管的工作原理、主要特點、發展況、主要性能指標和技術特點,解析的研究了電子束在相對論速調管放大器的調制腔和漂移管中的預群聚;用粒子波互作用的場方法出了在輻射腔中預群聚電子束產生輻射的洽方程,同時對線性區的增益進行了計算。理論分析表明,場分析法可用於計算單注單間隙、多注多間隙、單注多間隙和多注多間隙速調管輸出迴路的諧振頻、間隙阻抗實部和外觀品質因數等特性參數。
  7. The formulas for computing mean and deviation of the average consolidation degree of double - layered soil are derived as vertical coefficient of consolidation submitting to gamma distribution. with these formulas, the influence of geotechnical auto - correlation distance to the probability characteristics of consolidation degree is studied. it shows that along with the rising of auto - correlation distance, the sensitivity of probability characteristics of consolidation degree to auto - correlation distance is falling

    當豎向固結系數為gamma分佈時,推了雙層地基平均固結度均值和方差的計算公式:利用該公式分析了土性相關距離對平均固結度特性的影響,結果顯示,相關距離越大,平均固結度的特性值對相關距離越不敏感。
  8. In part one, the general of reclamation of arable land for reforestation : basing on resulting lots of data, author referred to many measures taken by america and china in the reclamation of arable land for reforestation and took the comparison, which concluded the following : china does not take the ways that the developed countries firstly destroyed before protection ; carrying out the reclamation of arable land for reforestation step and step is the important step which improves the reasonlesss utilization of land ; because of the weak economic base in the reclamation of arable land for reforestation of china and the low rate of labor, we should enlarge the content of science and technology, improve per yield of the remaining cultivated land and solve the self - sufficiency of grain, meanwhile the government should strengthen the transfer of remaining labor, adjust the industrial construction and lead the construction of small cities and towns ; the implement of reclamation of arable land for reforestation does not leave the support of the government ; we should carry out the reclamation of arable land for reforestation according to law ; the reclamation of arable land for reforestation does not be seen the effort in the short time, we should insist in a long time. which can have the result

    本論文共分八個部分:第一部分退耕還林況:筆者在查閱大量資料的基礎上,參閱美國與中國的退耕還林過程中所採取的各項措施並進行比較,得出了以下結論:中國不能重走發達國家先破壞后保護的道路;有計劃、有步驟地實施退耕還林是改善不合理土地利用現象的有力舉措;中國退耕還林經濟基礎較為薄弱,農業勞動生產低,退耕還林后,必須加大科技含量,提高剩餘耕地的單產,解決糧食給問題,同時,政府應加強剩餘勞動力轉移,產業結構調整及小城鎮建設的引;退耕還林的實施仍離不開政府的扶持;依法退耕還林;退耕還林不是在短期內能見到效果的,長期堅持必有成效。該部分最後論述了目前國內退耕還林工程政策、管理方面的現狀及其存在哪些問題尚待改進或繼續深入研究,並需要進一步完善。第二部分退耕還林背景分析:針對我國目前生態環境建設中的退耕還林工程,就其產生的根源從社會經濟背景、生態環境背景及西部大開發三個角度進行了全面、系統的分析。
  9. In the second part the paper has studied the general situation and problems of lands transfer both in the whole country and in zhejiang province, described the land transfer behavior of peasant households, and made conclusions as follow. behavior of land transfer is highly connected with economic development. government should play a guiding and service role based on wills of peasants

    第二部分介紹全國及浙江省農地流轉的總體情況及存在的問題,述農戶家庭農地流轉行為,並得出相關結論:農地流轉行為與經濟發展程度密切相關;政府在農地流轉中應遵循農民願的原則,承擔起引和服務的作用;農戶家庭農地流轉所遵循的原則依然是經濟理性原則,提高農地利用效是農戶進行農地流轉行為的根本動機。
  10. The algorithm of strapdown inertial navigation system is also discussed and then use the flight - track generator to give a simulation, since a closed loop feedback integrated navigation system is designed in this paper, and the output of the filter must feed back to the strapdown inertial navigation system, the analysis of the algorithm in strapdown inertial navigation system is important. the scheme to design the trajectory of gps and the simulation of gps constellation are then studied, the simulation of gps constellation is given from the calculation of vernal equinox base on the principle of celestial mechanics, this method of different from other methods given by other paper and is useful to the research of satellite navigation system. a new method to abstract noise modal in integrated navigation system is proved to be useful in practice, this method, which is given by use the principles of stochastic processes, statistics, time series analysis, and system identification, is suitable for the kalman filter in integrated navigation system

    如航跡產生器的設計,該航跡產生器是研究組合航問題的前提,從國外一些研究組合航系統的文獻中可以看出,設計這樣一個航跡產生器是非常必要的,所以本文行設計了這樣一個系統;還討論了捷聯慣性航系統中捷聯解算的方法,並進行了模擬研究,由於在本文設計的閉環反饋式組合航系統中,對捷聯慣系統的平臺誤差進行閉環控制,需要將濾波器輸出的校正量反饋到捷聯解算內部,所以必須對捷聯解算進行深入的研究和分析,更何況捷聯解算問題本身也是航界的一個熱門研究課題;另外,本文還介紹了gps軌道及其星座模擬的設計思想和方案,與以往gps軌道和星座模擬不同的是本文從天體力學中計算春分點開始,逐步進行gps軌道及其星座模擬,這樣的設計方法對從事衛星航的研究工作是有價值的;還對組合航中誤差建模方法進行了研究,綜合運用隨機過程、統計、時序分析及系統辯識等方面的理論提出了一套適合組合航卡爾曼濾波的誤差建模方法,並運用實際研究工作中的測量數據對該方法進行了驗證。
  11. The chinese market is moving towards the internationalization, while facing the competitor swarming forward and the opportunity of going out, chinese enterprises should set up one ' s own strategic alliances as soon as possible, strengthen the national and international competitiveness of our enterprises. of course, one series of scientific, practical method should be carried on as the theory instruct. based on both home and international studies about strategic alliances, the dissertation starts with the basic conception of the relationship management of the strategic alliance, then give an all - round explaining to the relationship management of the strategic alliance and analyze the risk factors of strategic alliance that exist in the relationship management, and then structure the grey correlation and neural network model to appraise the performance of the relationship management, and combine with realistic reasons that lead to the failure of the strategic alliances, finally use the models mentioned above to analysis a real example to distinguish the influence primary and secondary factors to relationship management of the strategic alliances and offer references to boost the rate of successful strategic alliances and improve the strategic alliances " benefit

    中國市場正在走向國際化,而對蜂擁而至的競爭者以及走出中國的新機會,中國企業應該盡快地建立起己的企業聯盟,增強民族企業在國內外的競爭力,這需要一套科學、實用的方法進行理論指本文在分析國內外關于戰略聯盟等理論方面的研究成果基礎上,從戰略聯盟關系管理基本念入手,對戰略聯盟關系管理內容進行全面闡述,剖析戰略聯盟關系管理中存在的風險因素,構建戰略聯盟關系管理績效的灰色關聯評價模型和神經網路模型,並與戰略聯盟失敗的現實原因相結合,運用上述模型進行實證分析,區分了影響戰略聯盟關系管理因素的主次,為提高戰略聯盟的成功、提高戰略聯盟效益提供了參考。
  12. The probability in the probability tomography method is defined with the degree of correlation or fitting in this paper. the methods of the definitions of the scan functions and the occurrence probability functions, the electric field under the tm model and the magnetic field under the te model, are given respectively. we also have brought forward the correlation probability tomography method of magnetotelluric field - derivative and the waveform function - fitting probability tomography method, and have analysed and tested these methods in the way of the selection of the setting field and the capability of noise - standing, etc with synthetic models

    本文用相關程度和擬合程度兩種定義方法進行成像,給出電磁場tm模式下的電場和te模式下的磁場成像方法中各的掃描函數的定義方法和異常源的發生的定義原則,提出了數場相關成像方法和波形函數擬合成像方法,並從對背景場的選擇和成像方法的抗噪性能等方面對成像方法進行理論分析和數值模擬實驗。
  13. A new method of absolute calibration of photodetector sensitivity based on spontaneous parametric down - conversion ( spdc ) biphoton field is described. the process of spdc is studied theoretically. the single photon detection probability and two - photon coincidence probability are derived and the calibration principle for photodetectors is explained. an experimental system has been set up. the sensitivity of a photon - counting photomultiplier tube was measured, and the results were compared with those obtained using conventional method

    討論了一種基於發參量下轉換雙光子場絕對校準光電探測器靈敏度的新方法,著重推了對發參量下轉換過程中產生的單光子的探測和雙光子的符合速,從而闡明了絕對測量光電探測器量子效的原理.基於這一方法對光子計數型光電倍增管的響應靈敏度進行了測量,並將實驗結果與常規方法測得的結果進行了比較
  14. On the basis of the calculating of complexity ( c value ) and combination entropy ( h value ) from the numerical method of geoanomaly analysis, logged signals data ( spontaneous potential, acoustic slowness, spontaneous gamma ray and electrical resistivity ) and seismic data ( amplitude, frequency, phase, etc. ) are processed after regularization of data obtained from linqing basin of shengli oil field. many types of geoanomalies obtained from the computation are analyzed so the spacial variation rules of them can be discovered. then the oil regions can be predicted by this method

    本文創新性地將地質異常念引入油氣勘探領域,以地質異常理論為指,以勝利油田臨清坳陷油氣地質異常預測研究為例,針對我國陸相含油氣盆地的常規測量、測試和解釋數據,如與地震相關的數據(振幅、頻、吸收系數、層速度等) 、與測井相關的數據(然電位、聲波、視電阻然伽馬等)等,提取不同數據類型的地質異常以及異常組合特徵,通過對這些參數的綜合研究分析其空間變化規律,系統地建立有效預測油氣藏的新技術和新方法,進而達到區域油氣資源預測的研究目的。
分享友人