搜索頻率 的英文怎麼說

中文拼音 [sōusuǒbīnlǜ]
搜索頻率 英文
search rate
  • 搜 : 動詞1. （尋找） collect; gather2. （搜查） search; ransack
  • 索 : Ⅰ名詞1 （大繩子; 大鏈子） a large rope 2 （姓氏） a surname Ⅱ動詞1 （搜尋; 尋找） search 2 （要; ...
  • 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...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 搜索 : 1 （仔細尋找） search for; ferret about; hunt for; scout around 2 [電子學] hunting; scan; [控] in...
  • 頻率 : frequency; rate
  1. Based on the real situation of submarine and antisubmarine warfare ( asw ), according to the classical design theory of transducer or transducer array, a sonar will be researched and made, which has the feature of more wider bandwidth, more lower operating frequency, more lager radiation acoustic power, more farther operating distance, more higher researching efficiency and more higher directive accuracy

    本文根據現代潛戰和反潛戰（ asw ）的實際情況，按照經典的換能器和基陣的設計理論，研製聲吶，旨在擴展其頻帶寬度、降低其工作頻率、增大其發射功率、擴大其作用距離以及提高其搜索效率和定向準確度。
  2. Due to existing signal processing technology ’ s shortage such aslow measurement, narrow measurement range precision and other poor performance, we introduced a high - precise signal processing technology : firstly, to get power spectrum with hanning windowed welch modified periodogram, search its peak value frequency ; secondly, to apply zooming analysis via goertzel algorithm ; at last, to get a highly precise doppler frequency with energy centrobaric rectifying algorithm 。 the simulating result indicated that this technology introduced could get accurate doppler frequency 。 depending on above discussed technology, we designed a signal processing scheme, and developed a signal processing system. the running result showed high performance, verified the feasibility and reliability of the highly precise signal processing technology introduced. in a word, the technology improved ldv ’ s performance such as measurement precision, measurement range, dynamic response time 。 and it will have a wide application foreground

    針對存在的缺點，本文提出了一種應用於激光多普勒測速的高精度信號處理技術，即首先利用加hanning窗的welch修正周期圖演算法得到信號功率譜，搜索其譜峰值頻率，接著利用goertzel頻譜細化演算法對搜索的譜峰進行細化分析，再引入能量重心頻譜校正演算法對細化后的譜峰進行校正分析，從而將離散頻譜分析演算法、頻譜細化演算法和頻譜校正演算法三者有機結合起來，充分發揮各自的優點:通過加hanning窗的welch修正周期圖演算法快速得到功率譜及峰值頻率，通過goertzel演算法獲得分析頻帶的高解析度頻譜，然後通過能量重心校正演算法對細化后的頻譜進行高精度校正，這樣不僅保證了演算法的高效性，而且大大提高了分析的精度。
  3. If you have more than one auxiliary lens it ' s probably best to get kmz ' s zeiss copy multi - finder

    如果你有一個以上的輔助透鏡，它的問題的最好方法，以獲得頻率的蔡司拷貝多媒體搜索器。
  4. Second, we optimize the codebook and choice a part of the codeword which is used most efficiently. the result is not degraded too much while the complexity is reduced. at the end of the paper the development prospect of cs - acelp and speech coding are described

    對lsp參數量化中的第一級碼書的128個碼字的使用頻率進行了統計試驗，選用了128個碼字中使用頻率高的112個碼字作為新碼書，語音質量基本不變但降低了碼書搜索的復雜度。
  5. Abstract : a new algorithm applied to the fixed channel assignment in the cellular pattern is proposed. it is based on the theory of evolutionary algorithm. it uses the concept of multiple reuse plan ( mrp ) and solve the problem of large scale through blocking algorithm, and it is a fast 、 efficient and parallel searching method. it has been used in frequency plan system of beijing university of posts and telecommunications. it has been used in several plan project for some city, and been adopted because of its good performance

    文摘:提出了一種新的用於蜂窩移動通信中小區規劃的固定頻率分配演算法.它基於遺傳演算法的基本理論，運用多層頻率復用的概念和分塊演算法解決了大規模區域的頻率規劃問題，是一種快速、高效的并行式搜索的頻率分配演算法.該演算法已用於北京郵電大學的頻率規劃軟體系統中，並用它為幾個市區作過規劃，效果滿足要求，且已被采納
  6. The most googled dish was sweet - and - sour ribs, followed by fish - flavored shredded pork, home - style braised pork and braised eggplant

    搜索頻率最高的食物是糖醋排骨，其次是魚香肉絲、粉蒸肉和蒸茄子。
  7. Consoidering the low bit - rate video encoding characteristics, background block search algorithm, which is based on diamond search algorithm was used to improve the motion estimation speed. and detection of all - zero block algorithm was chosen for the reason of static background sence in minotor video encoding application

    分析了低碼率監控視頻的特點后，我們對編碼演算法進行了修改，提出了基於鉆石搜索的背景塊運動搜索演算法和全零塊預判演算法，提高了編碼程序的效率。
  8. In case of the insufficient corpus, we introduce the phrase web frequency as a evaluation rule

    2 .針對英漢雙語語料庫規模不足的現狀，本文將引入網路搜索頻率數的方法。
  9. We also looked at the impact related to frequency of searching, full - text indexing, and whether mail documents are filed or kept in the inbox

    我們還研究了與搜索頻率、全文索引以及郵件文檔是否在收件箱中編輯或保存相關的影響因素。
  10. The some fire control system is an advanced multi - senor short range air defense system, which integrated both x and ka bands searching and tracking radars, laser range finder, combined the control computer of subsystem with the master computer, and applied the technology of data fusion

    摘要某火控系統集兩個頻率波段的搜索雷達、跟蹤雷達和電視跟蹤器、激光測距機於一體，分系統控制處理計算機與系統主計算機相結合，採用了數據融合技術，是一部多傳感器集成的現代化防空系統，具有搜索性能好、反應時間快、抗干擾能力強、自動化程度高、使用性能好等特點。
  11. The system is based on chopper constant current drive technique, according to the top level design idea, adopting advanced specical subdivision control integrate circuit and powerful function 80c196kc to organize the system frame, desiging the minimum system of single - chip microcomputer, multifunction i / o interface circuit, relay switch circuit, keyboard and display circuit, multifunction digital setting interface circuit and so on, utilizing the hso and hsi interface circuit which are owned by this single - chip microcomputer exclusively and its powerful command system to realize dual - degree switch control, automation orientation, automatically searching zero position, locking machine when stopping, frequency to set digitally, automatically adjusting speed through changing frequency, swithing subdivision or squarewave control, on the basis of above, the system also have the function of running according to the setting steps and the frequency, voltage and current to display through the led, etc

    系統基於斬波恆流驅動技術，按照頂層設計思想，採用先進的專用細分控制電路和功能強大的80c196kc單片機來組建系統構架，設計了單片機最小系統、多功能i o介面電路、繼電器切換電路、鍵盤顯示電路和多功能數字設定介面電路等，利用該單片機獨有的hso和hsi介面及其強大的指令系統，實現了雙余度混合式步進電動機的余度切換控制、自動定位、零位自動搜索、停機鎖定、數字化頻率設定、自動調頻變速控制、細分方波切換控制，在此基礎上，該系統還設有按預置步運行、 led頻率電壓相電流顯示等功能。
  12. The searching space of frequent temporal sequence patterns could be reduced and the efficiency of association rule mining could be improved by projecting frequent items in time windows to prefix projected accumulation trees

    將時間窗口內頻繁項的信息映射到前綴映射累加樹中，以降低頻繁時序模式的搜索空間，提高時序關聯規則的挖掘效率。
  13. The second part brings forward a new ar - model - based arm detection method based on features of arm and characteristics of velocity and acceleration of the radar echoes. by establishing two - order ar models, this new detection method computes the poles of models representing different targets, thus estimates the acceleration of the targets so as to determine the nature of the targets. furthermore, this method can not only be applied when the arm is being tracked by radar, but also be put into use in radar ’ s seeking and scanning times

    第二部分則是根據反輻射導彈（ arm ）的特點及其雷達回波信號中速度、加速度等特徵，提出了一種新的基於ar模型的arm檢測演算法，該方法通過建立二階ar模型、估計代表不同目標的模型極點，並由此估算目標加速度來判斷目標性質，該方法不僅可以在雷達已跟蹤上arm后採用，而且適用於雷達搜索掃描時使用，模擬結果表明該方法具有解析度高，對雷達脈沖重復頻率（ pulserepetitionfrequency ， prf ）及積累脈沖數要求不高的特點，在低的prf及少的積累脈沖下，利用該方法仍可有效地識別檢測arm 。
  14. Intelligence frequency search and trace

    智能搜索波形，鎖定和跟蹤頻率。
  15. Furthermore, a novel fast motion estimation algorithm for low bit rate video coding is presented to cut down the percentage of motion prediction operation in the whole coding process

    此外本文還提出了一種專門針對低比特率的視頻應用快速的運動搜索方法，它大大降低了運動預測部分在整個編碼運算中所佔的比例。
  16. This means that according to memorial frequency information the tabu length and the number of candidates are adaptively adjusted, and multitask parallel technology is realized through the arrangement of the search assignment

    將自適應機制和并行技術引入禁忌搜索演算法中，根據記憶頻率信息自適應調整禁忌長度與候選集規模，通過搜索任務並分配安排形成多任務并行處理。
  17. When high school students are solving chemical problems, they mainly adopt pattern - distinguish strategy, analysis - recursion strategy, detective - search strategy, try - mistake - strategy and intuition - thought strategy etc. and among them, the most frequently used strategy is pattern - distinguish strategy. only when students feel difficult or have no confidence in solving problem by using pattern - distinguish strategy, will they use other strategies. it shows that students " formed pattern of problem solving and the strategic knowledge of problem solving play an important role in the process of solving new chemical problems

    中學生解決化學問題時，主要採用了模式識別策略、分析遞歸策略、探試搜索策略、有限試誤策略、直覺思維策略等策略，其中模式識別策略使用頻率最高，只有當學生對使用模式識別策略解決問題感到困難或沒有把握時，才會選用其它解決問題的策略；這說明學生已有的問題解決的模式、解決問題的策略性知識在學生解決新的化學問題的過程中發揮著重要作用。
  18. The main function of the module is as follows : it can detect the cw signal transmitted by the active sonar, and measure the frequency of target signal and the direction of target. it can execute the tracking order sent by the display and control platform, and track the searched target, measure the target signal repetition intervals and target distance, and give the reliability of estimated distance

    該軟體的主要功能包括：對主動聲吶cw脈沖信號進行檢測，測量目標信號的中心頻率，測定目標的方位；執行顯控臺跟蹤命令，對搜索到的目標進行跟蹤，測量目標信號的重復周期，測定目標的距離，給出距離測量值的置信度。
  19. Based on fourth - order cumulant, a computationally efficient method for joint estimating both directions of arrival and ranges of near field sources with known carrier frequency is firstly presented. the proposed algorithm need not any spectral peak searching and the 2 - d parameters are automatically paired. lt is suitable for arbitrary additive gaussian noise environment. in the following section, a 3 - d esprit method for jointly estimating of frequencies, doa ' s and ranges of multiple near - field sources with unknown carrier frequencies is proposed. the parameters estimation are given by the eigenvalues of different matrices. furthermore, its performances are confirmed by several computer simulations

    利用四階累積量，第五章首先給出了一種載頻已知的情況下基於近場源的距離和波達方向聯合估計演算法，通過構造的陣列輸出信號四階累量矩陣使空間信號到達方向和距離估計無需譜峰搜索，且參數自動配對，適合於任意高斯噪聲環境。進一步在第三節提出了一種載頻未知的情況下的多個近場窄帶信號源doa 、距離和頻率聯合估計的3 - desprit演算法。
  20. A computer implemented method of generating keyword recommendations is provided, which includes providing keyword frequency data in computer readable media that indicate frequency counts of keywords used in past internet searches ; providing keyword affinity data in computer readable media that indicate affinities between pairs of keywords used in past user internet searches ; identifying keywords from the keyword frequency data that include the selected keyword ; identifying keywords from the keyword affinity data that have an affinity to the selected keyword ; and prioritizing the identified keywords based upon the keyword frequency

    一產生關鍵詞優點的電腦執行方法被提供哪一個包含提供在電腦有趣媒體中關鍵詞頻率數據，其說明在過去因特網搜索中使用關鍵詞的頻率罪狀的;提供在電腦中關鍵詞喜好數據有趣媒體搜尋，其指示在對在過去用戶因特網中使用關鍵詞之間喜好的;辨認出從包含有選擇的關鍵詞的關鍵詞頻率數據關鍵詞;辨認出從關鍵詞喜好數據關鍵詞，其有一向有選擇的關鍵詞喜好的;和按優先順序列出在關鍵詞頻率上把辨認出關鍵詞放置在基座上
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