采樣數據 的英文怎麼說

中文拼音 [cǎiyàngshǔjù]
采樣數據 英文
sample data
  • 采 : 采名詞（采地） feudal estate
  • 樣 : Ⅰ名詞1. （形狀） appearance; shape 2. （樣品） sample; model; pattern Ⅱ量詞（表示事物的種類） kind; type
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 據 : 據Ⅰ動詞1 （占據） occupy; seize 2 （憑借; 依靠） rely on; depend on Ⅱ介詞（按照; 依據） according...
  • 數據 : data; record; information
  1. It makes sampling data regularized by means of man - machine interactive mode and procedure method, respectively. the driven data of the cutter guide is generated, which is based on sampling data processed. it proposes an intelligent data reduction algorithm which bases on the combination of straightness of curves, equidistance and distance deviation principle

    首先採集並分析了內輪廓數據，分別運用程序處理方式和人機交互方式實現采樣數據點的規則化處理;根據處理后的測點數據生成磨頭驅動數據;並提出了一種基於曲線曲率、等距及距離偏差帶的自適應數據壓縮方法。
  2. Firstly the electric - drive equipment is simplified in order that its circuits " working status could be obtained by computer by disposing the sampling value. secondly interface program is designed under objectarx2000 in order to drive the static circuit diagram drawed by autocad. lastly sampling value is transferred through the communication between pc and several sampling scms

    有幾個關鍵性技術問題得到了解決：首先將電傳動裝置進行簡化，使其電路工作狀態通過計算機對電壓采樣值的處理得到確定；其次利用二次開發工具objectarx2000開發出介面程序，實現了對autocad所繪制電傳動電路圖的驅動；最後通過pc機同多個采樣單片機的通訊解決了對大量采樣數據的傳輸問題。
  3. The reconstruction speed of fbp is fast. the image reconstructed by fbp is of high spatial resolution, but with heavy artifacts, while the image reconstructed by art is of high - density resolution and is of sligh artifacts

    變換方法以卷積反投影（ fbp ）方法最為常用，該演算法重建速度快，成像質量較好，但是其要求完全的、等間距的采樣數據，通常重建圖像偽影較重。
  4. In order to reconstruct image, generally fbp needs complete projection data, but art is available to either complete or incomplete projection data. the major disadvantage of art is its low convergent speed

    代數重建方法（ art ）是級數重建法的典型形式，其適用於不同方式的采樣數據，對不完全數據也可重建圖像，但是，計算量大、重建速度慢，影響了該演算法的應用范圍。
  5. With the exception of a reduced number of low concentration hits for phthalate compounds and, in one case, a trihalomethane compound, only halocarbons were reported in 1997

    根據1997年的采樣數據，在各個采樣中，只檢測到濃度較低的酞酸鹽化合物、三鹵代甲烷化合物（只有一例）和鹵烴。
  6. Chapter 5 introduces sampling - holding device principle, types and main performance parameters. we discussed the relationship between the sampling and the s - h device. chapter 6 discussed the pre - processing of sampling data including the scale transforming, digital filtering, reducing oddity and eliminating or pick - up tread item as well as smoothing process of the sampling data

    在第6章，對采樣數據的預處理進行討論，包括采樣數據的標度變換、采樣數據的數字濾波、剔除采樣數據中的奇異項、去除或提取采樣數據的趨勢項、采樣數據的平滑處理等數據處理方法。
  7. Sampling data for brdf is analyzed with spherical harmonics, and then the brdf surface could be rendered fast under environment illumination

    物體表面雙向反射分佈函數的采樣數據利用球面調和函數系進行分析，然後可以在環境光源下作快速繪制。
  8. The main technique of solid state memory system include the techniques of design for reliable and lower power dissipation and valid data sampling, data framing and encoding, data storing and retrieving on high speed, data disturbing and frequency difference processing

    星載固存系統設計的主要技術包括可靠性設計、低功耗設計、有效數據采樣、數據組幀編碼、數據高速存儲及回放，數據加擾，輸入輸出頻差兼容設計等技術。
  9. To accept the current signal from high negative voltage circuit, the analog ground is raised to a certain positive voltage, which makes it possible for the signal amplitude to be compressed at the same time of its polarity reversion. a pi control program special for laser gyro current control is brought forward according to the conventional pid control method, in which the control signal is figured out corresponding to the difference between the sample and the reference value by turn of proportion - short step integral - long step integral. and at the end of this paper, a comparison of system performance on different conditions is made and the key elements influencing system performance are educed

    利用集成a / d 、 d / a轉換器的新型晶元aduc824 ，實現了電流（電壓）采樣?數據處理?電流控制的閉環控制結構；地電位的抬升解決了a / d轉換器對負高壓迴路電流采樣時的輸入范圍匹配問題；控制信號反相的同時進行幅度壓縮，使得輸出調整電壓的解析度提高；根據常規的比例?積分?微分（ pid ）調節模型，針對陀螺系統的特性，給出了一種可以滿足系統要求、據采樣值偏差大小進行的比例?大步長積分?小步長積分、分層次比例?積分演算法；不同條件下系統穩流性能的對比、分析在論文最後給出，並據此找出了決定該系統穩流精度的關鍵因素，提出了系統的改進意見。
  10. But, generally cbp needs complete projection data. algebraic reconstruction to reconstruct ct images has advantages because of its simple arithmetic program and widely using

    迭代重建法的演算法設計簡單，應用范圍廣，並可以充分利用先驗知識進行重建，對不同格式的采樣數據，均可以重建
  11. The thesis firstly addresses the real - time performance of spectral zoom analysis algorithms. complex modulation based zoom algorithm is a classical one of such algorithms, in which samples are modulated, decimated, filtered, spectrally analyzed and re - sorted

    在這種演算法里，對長采樣數據復調制，把欲分析的頻段的中心頻率移到零頻點，然後重采樣、低通濾波得到欲分析的頻段，再做fft分析。
  12. In such situation, controlling of the transf - orming process and synchronizing of sampled data only could be achie - ved via hardware, and data must be stored ( by using high - speed stora - ge chip ) and digital signal must be processed ( by using high - speed d - sp ) in real time simultaneously

    在這種情況下，通常只能用硬體實現轉換過程的控制和采樣數據的同步，仔細設計時序電路，同時必須採用高速存儲晶元對數據進行存儲和高速的數字信號處理器（ dsp ）完成數字信號的實時處理。
  13. At the same time, the method of disposal phase shift of ct by compensation is introduced. then the analysis and statistic of electrical power quality, the control scheme and compensating amount of capacitor for reactive power compensation are analyzed respectively. and in the paper, the control with a / y and the switch with ac contactor and solid state switch is valid measure not only for improving operate level economically and amending electrical power quality but also for avoiding of replacing switch frequently and decrease economic loss

    然後對現有的演算法進行了詳細的分析、比較，篩選出既能滿足硬體要求又可降低投資、保證精度、簡化軟體的方案，確定了準同步采樣的方案，並通過對準同步采樣誤差的分析，提出了一種從45開始采樣，從而提高精度的采樣數據處理辦法，同時，對于電流互感器相位漂移提出了一種補償辦法，接著對裝置中電能質量分析與統計以及無功補償中電容器的補償量、投切原則也作了相應分析，其中對于無功補償採用y混合接線，並利用交流接觸器和固態開關共同投切電容，不但提高了經濟運行水平、改善了電能質量，而且有效的避免了頻繁更換開關，減少了經濟損失；最後，設計了裝置的硬體電路並繪制了相應的軟體流程圖。
  14. If users open a data file that include id, latitude, longitude and attribute information, users can use the softw are to view, find, add, modify and delete those data stored in the data file. using these data stored in the opened data file, a grid graph expressing the distributing status of attribute information in a farm will be created on the computer ' s screen. if farming machinery is equipped with a gps receiver, operators can use spatial information obtained by gps receiver to make sure the location of the farming machinery on the grid graph, then get the attribute information on the location

    在該應用軟體中實現gps接收機與計算機的串列通信，從融合信息中檢索出經緯度坐標和屬性信息形成為采樣數據，存儲到數據文件中；可以瀏覽、查詢、添加、修改和刪除access數據表中的數據記錄；利用存儲在數據文件中的采樣數據生成屬性信息分布圖，實現用柵格圖形來表達基礎農田信息；對于配備了gps接收機的農業機具，可以根據gps定位信息從屬性信息分布圖中實時地提取當前農業機具所在位置的土壤的屬性信息。
  15. The system is able to complete the data sample of 32 signals input, and has the ability to sample simultaneously of per 4 signal inputs. the conversion is 8 bits, and the sample rate of per channel is not less than 400hz. in addition, this data conversion system also have the ability of data storage without power supply, and the data size in flash memory is amount to sample 5s " of 32 signal inputs

    整個採集系統完成對32路輸入信號的采樣，而且可對每4信號路進行同步采樣， ad轉換精度為8位，每路信號采樣率不低於400hz ，另外系統還具備斷電數據保存功能，採用flash存儲器保存5秒的采樣數據，同時也具備與計算饑的epp并行通信介面。
  16. The author puts forward the thought of analyzing bifurcation and chaos in dc / dc converters with the theories of nonlinear dynamics, and the thought of controlling nonlinear problems with linear controlling methods of modern control theory. chapter three ( research on bifurcation and chaos in pwm dc / dc converters ) first theoretically analyzes and emulates period - doubling bifurcation of pwm dc / dc converters with the " inverse " piecewise numerical emulation. then the author analyzes in detail the sampled - data model, the mathematical model, which is suitable to the nonlinear research of dc / dc converters

    第三章（ pwm型dc dc變換器中分岔與混沌的研究）首先採用「逆向」分段數值模擬法對pwm型dc dc變換器中的倍周期分岔進行了理論分析與數值模擬；接著詳細地分析了適合於dc dc變換器非線性研究的數學模型一采樣數據模型，提出了dc dc變換器中存在環面分岔與鞍結分岔的可能性；最後通過電路實驗驗證了在電路參數發生變化時， dc dc變換器經歷一系列的倍周期分岔通向混沌的演化過程，並對混沌態下dc dc變換器的輸出特性進行了分析與小結。
  17. It deduces the interpolation formula of simultaneous sampling datum calculated by the asimultaneous sampling datum and uses fast fourier transform ( fft ) technology to calculate harmonic parameters. in the end, it gives harmonic errors " datum and curves by means of math model and computer simulation

    在此基礎上，導出了用非同步采樣數據計算同步采樣數據的插值公式，並根據復序列快速傅立葉變換（ fft ）原理對插值后的采樣數據進行分析和計算，從而得到電網諧波參數。
  18. It is presented that a new method makes use of some data with fixed - sampling - frequency, which can capture the signal frequency real - time and realize the integral period sampling again through the software

    提出了一種全新的方法，用采樣率固定不變的采樣數據，通過軟體實時地確定信號的頻率並且實現信號整周期重新采樣。
  19. Control chaos in transition system using sampled - data feedback

    一個過渡混沌吸引子的單參數采樣數據反饋控制
  20. In the course of design, we fully consider the actual conditions on the railway and take a series of corresponding measures to the concrete problem. such as we select high - accuracy microconvertor and have the converted function in succession data collecting system chip aduc812, design v / f circuit and external a / d circuit. in anti - interference of the hardware, we try to disperse each function module to avoid interfering each other, adopt photoelectric isolated technology to dispel the circuit connection of input and output. in controlling we import arithmetic mean into strain wave algorithm and real computing technology of virtual value for sample treatment of data, that is using the software to smooth away interfere error and to calculate actual value, thus it makes the precision of the data improve greatly

    在設計過程中，根據系統要求，充分考慮鐵路上的實際情況，針對具體問題採取了一系列的相應措施，如在器件選擇方面選用高精度microconvertor系列、具有adcdma連續轉換功能的數據採集微控制器晶元aduc812 ，設計了v f變換電路和外部a d轉換電路；在硬體抗干擾方面，將每個功能模塊盡量分散獨立開來以避免相互干擾、採用光電隔離技術消除輸入輸出通道上的電路聯系；在控制方面對于采樣數據的處理引入了算術平均值濾波演算法和真有效值的計算方法，即通過使用軟體來濾除系統中有干擾造成的誤差並計算真值，從而使數據的準確性得到極大地提高。
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