頻數統計表 的英文怎麼說

中文拼音 [bīnshǔtǒngjìbiǎo]
頻數統計表 英文
tables of frequencies
  • 頻 : Ⅰ形容詞（次數多） frequent Ⅱ副詞（屢次） frequently; repeatedly Ⅲ名詞1 [物理學] （物體每秒鐘振動...
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 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...
  • 表 : Ⅰ名詞1 （外面;外表） outside; surface; external 2 （中表親戚） the relationship between the child...
  • 統計表 : list of tables
  • 統計 : 1 （對有關數據的搜集、整理、計算和分析） statistics; census; numerical statement; vital statistic...
  1. So, this paper researches the principle of measuring system of insulating oil dielectric loss and volume resistivity. during the measuring process, the insulating oil must be heated and kept at 90 in 15 minutes. medium - frequency induction heating method is presented to instead of the electrical resistance furnace heating method on chapter 2, and a kind of subdivision - controlled integral - separated digital pid algorithm is designed to control the medium - frequency induction heating apparatus

    本文對恆溫控制系統進行了研究，提出了以中頻感應加熱方式取代原有的電阻爐加熱方式，設計了一種分段控制的積分分離式數字pid控制器來控制中頻感應加熱裝置，並通過通信設計將恆溫控制系統與介損及體積電阻率測試系統有機結合為一體機，實驗結果表明該恆溫控制系統完全滿足介損及體積電阻率測試中的控溫要求。
  2. When the frequency of signal is below to kilohertz quantitatively, the preactical test results of this system indicated that it is efficiency in signal process of biomedicine, automatic control, and audio etc. the purpose of design has been realized by the system ultimately

    實際測試結果表明，該系統對于處理khz數量級以內的生物醫學信號、自動化控制信號以及音頻信號的效果基本達到了預期的設計要求。
  3. We discuss the characteristic of wireless channel and hf " s at the forepart of the paper and, analysis several typical model about hf channel, and consider the math representation and statistic characterization, after that we select watterson hf channel model as the simulated model in this paper

    在論文開始我們討論了無線通信通道的傳播特性和高頻通道的傳播特性，分析了高頻通道的數學表述和統計特性，最後我們選擇了watterson高頻通信模型作為本論文的模擬和模擬模型。
  4. It has been shown that : with the increase of the kerr medium intensity parameter u, the rabi oscillation extent of the mean photon number decrease and the rabi oscillation frequency becomes rapid, the antibunching effect becomes strengthened ; with the increase of n, the interaction between the field and atoms gradually becomes weak, however, the interaction between the field and the kerr medium gradually becomes strengthened and happen in advance ; with the increase of the coupling constants of two atoms, the rabi oscillation extent of the mean photon number decrease and the rabi oscillation frequency becomes rapid too, the antibunching effect becomes weak

    結果表明：隨著值的增加，光子統計演化曲線的rabi振蕩的幅度減小，振蕩頻率變快，系統的反聚束效應增強；隨著初始場強（ ? ）的增大，場與原子的相互作用逐漸減弱，而與介質的相互作用逐漸加強並提前發生。隨著原子間耦合系數g的增大，光子統計演化曲線的rabi振蕩的幅度減小且振蕩周期縮短，同時，系統的反聚束效應減弱。
  5. Because of introduction of tablet and increase of function parameters, we empolder a series of multiple pen - type functions which simulate true pen and include brush pen, pen, pencil, shade - pen, withered - pen, through utilizing these parameters reasonably. take these functions as basis, we design more functions and much expressive force whiteboard system which buildup practicability of videoconference and make it accord with people natural custom of vision, hearing, writing to communication

    由於手寫板的引入，功能參數的增加，通過對這些參數的合理利用，開發出毛筆、鋼筆、鉛筆、濃淡筆、枯筆等一系列模擬真實筆的多種筆型功能。以這些功能為基礎，設計出功能豐富、更具表現力的電子白板系統，以增強視頻會議的實用性，使之更符合人們進行交流所需要的視覺、聽覺和手寫的自然習慣。
  6. Fpga and dvb standard are introduced firstly, dvb - c standard and composition of its system are analyzed completely, development of modulator structure and dvb - c digital modulator composition are presented, more over, analysis of respective modular are given. then, principle of dvb - c digital modulator system are presented, they are error control technique 、 mqam 、 nyquist rule and root raised cosine filter 、 window design method for fir filter 、 multi - rate signal processing ( integer interpolating, conversion of fractional sampling, equal conversion of net structure, polyphase structure for filter, poly - phase structure for interpolator, multi - stage implementation of samplying conversion ) 、 distrubited algorithm 、 cic filter 、 dds 、 cordic algorithm

    接著，專門利用一個章節闡述了dvb - c前端調制系統原理，他們了差錯控制技術、多進制調制（ mqam ） 、 nyquist準則與平方根升餘弦濾波器、有限沖擊響應濾波器的窗函數設計法、多抽樣率信號處理包括（整數倍內插原理、分數倍抽樣率轉換、網路結構的等效結構、濾波器的多相表示、內插器的多相表示、抽樣率轉換的多級實現） 、分散式演算法、 cic濾波器、直接數字頻率合成（ dds ） 、 cordic演算法。
  7. It has been assessed as the chinese statistical resource journal the chinese core journal of science and technology and the chinese academic journal comprehensive evaluation database, enrolled in the guide to the core chinese periodical 2004 edition, and included by medline, abstract journal, and chemical abstracts, as well as several domestic authoritative data bases such as the china biological medicine database and chinese science citation database

    本刊始終堅持質量第一，所刊文章代表了國內中西醫結合最新水平，被確定為中國科技論文統計源期刊中國科技核心期刊中國學術期刊綜合評價數據庫統計源期刊，編入中文核心期刊要目總覽2004年版。 1983年被美國medline收錄， 2004年被美國化學文摘及俄羅斯文摘雜志收錄，還被中國科學引文數據庫中國生物醫學文獻數據庫等國內多個權威數據庫收錄，總被引頻次與影響因子均居同類期刊前列表1 。
  8. According to the theoretical parameters and analysis of clustering identification of noises, and based on the theory of spread frequency communication and bpsk, the remote reading meter system through medium - voltage power line is realized

    根據理論參數及噪聲分類識別分析，以直接序列擴頻通信為理論基礎，採用bpsk調制解調，設計了基於中壓電力線的遠程抄表系統。
  9. In the preprocessing stage the method of user and session identification often adopt heuristic algorithm for the being of cache and agent. this induce the uncertainty of data resource. the cppc algorithm avoid the limitation and has no use for complicated hash data structure. in this algorithm, by constructing a userld - url revelant matrix similar customer groups are discovered by measuring similarity between column vectors and relevant web pages are obtained by measuring similarity between row vectors ; frequent access paths can also be discovered by further processing of the latter. experiments show the effectiveness of the algorithm. in the fourth part, this thesis bring some key techniques of data mining into web usage mining, combine the characteristic of relation database design and implement a web usage mining system wlgms with function of visible. lt can provide the user with decision support, and has good practicability

    本文演算法避免了這個缺陷，且不需要復雜的hash數據結構，通過構造一個userid - uel關聯矩陣，對列向量進行相似性分析得到相似客戶群體，對行向量進行相似性度量獲得相關web頁面，對後者再進一步處理得到頻繁訪問路徑。實驗結果表明了演算法的有效性。第四是本文將傳統數據挖掘過程中的各種關鍵技術，引入到對web使用信息的挖掘活動中，結合關系數據庫的特點設計並實現了一個具有可廣西人學頎士學位論義視化功能的web使用挖掘系統wlgms 。
  10. The essence of edid is to set up a normal behavior fuzzy sub collection a on the basis of watching the normal system transfer of the privilege process, and set up a fuzzy sub collection b with real time transfer array, then detect with the principle of minimum distance in fuzzy discern method the innovation point of this paper is : put forward the method of edid, can not only reduce efficiently false positive rate and false negative rate, also make real time intrusion detection to become possibility ; have independent and complete character database, according to the classification of monitoring program, design normal behavior and anomaly behavior etc., have raised the strongness of ids ; use tree type structure to preservation the character database, have saved greatly stock space ; in detection invade, carry out frequency prior principle, prior analysis and handling the behavior feature of high frequency in information table, have raised efficiency and the speed of detection, make real time intrusion detection to become possibility ; have at the same time realized anomaly intrusion detection and misuse intrusion detection, have remedied deficiency of unitary detection method

    這種方法的實質是在監控特權進程的正常系統調用基礎上建立正常行為模糊子集a ，用檢測到的實時調用序列建立模糊子集b ，然後用模糊識別方法中的最小距離原則進行檢測。本文的創新點是：通過對特權進程的系統調用及參數序列的研究，提出了基於euclidean距離的入侵檢測方法edid ，不僅能有效降低漏報率和誤報率，而且使實時入侵檢測成為可能；設計有獨立而完整的特徵數據庫，根據被監控程序的類別，分別設計正常行為、異常行為等，提高了檢測系統的強健性和可伸縮性；特徵數據庫按樹型結構存儲，大大節省了存儲空間；在檢測入侵時，實行頻度優先原則，優先分析和處理信息表中的高頻度行為特徵，提高檢測的速度和效率，使實時入侵檢測成為可能；同時實現了異常入侵檢測和誤用入侵檢測，彌補了單一檢測方法的不足。
  11. Abstract : it provides a kind of new nonlinear integrator and its mathematical model. its frequency responses is disscussed by the harmonics linearization method. its phase lag is found to be only 27. 6, all high order harmonics are very small, and it is very resistant to disturbances. by using it, an two - objective optimum control system is designed. it has very good control performances and will have good prospects in application

    文摘:提出一種新型的非線性積分器，給出它的數學模型，並用諧波線性化原理討論它的頻率特性，其幅頻特性起積分作用，而相位滯后僅27 . 6 ，高次諧波分量小，抗干擾能力強.應用這種積分器設計了一個雙目標優化的二次優化系統.模擬結果表明，系統的控制性能好，具有廣泛的應用前景
  12. The purpose of this web site is to share my experiences with workers in any country on water logging in agricultural lands, irrigation induced soil salinity, subsurface drainage for agriculture ( horizontal and vertical ), reuse of groundwater, ground - water hydraulics, ( geo ) hydrology, rainfall and surface runoff relations, reclamation and improvement of water logged saline, salty, sodic alkaline, and acid sulphate soils, plant growth, crop production and responses as well as statistical analysis consisting of segmented linear regression and cumulative frequency distributions

    描述:探討農業耕地的水澇問題；灌溉導致的土壤鹽堿化；地表灌溉；地下水的再利用；地下水水力學；雨水與水流失的關系；淺地表排水；土壤開墾及水澇，酸性，堿性土壤的改良；片段線形回歸和累積頻數分佈的統計分析等。
  13. To solve it, the differential equation set is transformed by fourier transform and the dynamic differential equation in the form of matrix is educed. the calculation formulas of frequency response function of vehicle vibrating system, acceleration power spectrum density function are put forward

    用分析力學法建立整車動力學模型，推導出以矩陣形式表示的運動微分方程，並通過傅氏變換給出汽車動力學系統的頻率響應函數、加速度功率譜密度函數的計算公式。
  14. The security of the algorithm is analyzed from the randomness, linear complexity of the chaotic sequence and the intensity of initial key. the results show the randomness of the key sequence pass the frequency test, sequential test, poker test, autocorrelation test, runs test, etc. and the total level is better than the binary sequence generated by the prng of delphi 7. 0, logistic chaotic system and rc4, the linear complexity comes up to the expectation, the initial key has very strong intensity

    本文最後從混沌序列的隨機性、線性復雜度和初始密鑰的強度三個方面對演算法進行了安全性分析，結果表明演算法產生的密鑰序列的隨機性完全通過了頻數檢驗、序列檢驗、撲克檢驗、自相關檢驗和遊程檢驗等5種統計檢驗方法的檢驗，而且整體水平要好於delphi7 . 0中的偽隨機數發生器、 logistic混沌系統和rc4三種方法產生的二進制序列，線性復雜度達到了數學期望值。
  15. In this thesis, the signal express format and characteristic of pulse internal phase modulation and pulse external frequency agile is introduced, and the signal design is processed based on the demand of radar system, the restriction of parameter design and various code format

    本文首先介紹了脈內調相脈間跳頻信號的表達形式和特點，並根據雷達系統的需求和參數設計的約束條件以及不同的編碼形式進行了信號的設計。
  16. Secondly, we apply tk operator to the cross - correlation of received signal code and pn code to separate the multi - paths. it comes to a conclusion that tk operator can separate the multi - paths within less than the chip period accurately of spread - spectrum system with space - modulation by simulation. at last, we apply this algorithm to the practical signal collected by gps tap, and from the result we can drop a conclusion the tk algorithm is practical

    本文首先闡述了時空調制擴頻信號原理以及在多徑干擾下時空調制接收機的性能和teager - kaiser接收機的原理;接著對時空調制擴頻系統的解調信號與偽碼的互相關函數採用tk接收機進行多徑分離，模擬結果表明， tk接收機對時延在一個碼片內的時空調制擴頻通信多徑信號有很好的分離效果;最後用數據採集器對一個gps信號進行接收和多徑的估計，驗證了該演算法在實際的運用中對多徑的擴頻信號有很好的分離效果。
  17. The c / s pattern can be used in the limited - ranged operations which are characterized by high security, high frequency of data processing, heavy transmission of data, good mutual - communication and fixed - places, such as the input and maintenance of graduate information, the management of code table, data backup and recovery. whereas, the b / s pattern can be used in the wide - ranged operations, which are characterized by low security requirement and mutual - communication, and flexible places, such as the release of requirement, the query of graduate information, on - line registration of graduate data and all kinds of query and statistic

    在安全性要求高、數據處理頻繁、數據傳輸量大，交互性強、地點固定的小范圍內的業務，如畢業生信息錄入及維護、代碼表管理、數據備份和恢復等模塊採用c s模式實現；而在安全性和交互性要求不高、地點靈活的廣域范圍內的業務，如需求信息發布、生源信息查詢、畢業生詳細資料在線登記和各種查詢、統計等模塊採用b s模式。
  18. ( 4 ) the mathematical expressions of statistical properties of chaotic sequences generated by chebyshev - map are derived. their statistical properties are identical with those of white noise, and they are suit to be spread - spectrum address sequences. the appropriate number of chips contained in one information bit is gained for these chaotic spread - spectrum sequences. this provides the theoretical basis for chaotic sequences as address code

    （ 4 ）首次推導了chebyshev混沌映射產生混沌擴頻序列統計特性的數學表達式，得出其與白噪聲的統計特性一致，適合作為擴頻地址碼，並導出了每個信息比特所含合適的切普數。
  19. The system is compatible with the various different types a / d converters, carry out the functions of the vibration signal sampling, the saving of data file, the timely wave showing, the configuration table edit, the former data return and data analysis etc. the functions of signal analysis include the time field statistics analysis, the time field mutual analyzing, the frequency spectrum analyzing, the relevant analysis, the transmission function analysis, the demodulating analysis, and the short fourier transformation of the time and frequency field etc. experiments verify that the system carry out stably and credibility, various functions is achieved, has precise analyzing results, high calculating speed and high precision, the expected targets have been reached

    該系統可以兼容多種不同型號的數據採集設備，實現了振動信號的採集、數據文件的存儲、波形的實時顯示、組態表編輯、歷史數據回放與數據分析等功能。系統的信號分析功能包括時域統計分析、時域相關分析、頻譜分析、相干分析、傳遞函數分析、解調分析以及時頻分析中的短時傅立葉變換等。經試驗驗證表明，系統運行穩定可靠，各項功能工作正常，數據分析結果準確、運算速度快、精度高，達到了預期設計目的。
  20. Moreover, the performance of the single - cell s - cdma system employing go sequences under the multi - path propagation channel is analyzed, resulting analytical sir expressions, the numerical and simulation error results, for rayleigh and rice fading channels respectively

    此外，本文還對多徑傳輸條件下採用go序列擴頻的單小區s - cdma系統性能進行了理論分析，給出了瑞利、萊斯衰落通道條件下sir表達式以及誤碼性能數值計算和模擬結果。
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