采樣的 的英文怎麼說

中文拼音 [cǎiyàngde]
采樣的 英文
sampling
  • : 采名詞(采地) feudal estate
  • : 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
  • : 4次方是 The fourth power of 2 is direction
  1. We use b - spline smoothing technique to smooth the characteristic function without changing the integral quantity and get a differentiable weight function. the method considerably improves the quality of sampling points

    我們用b條磨光技術在不改變積分值前提下磨光特徵函數,用可微權重函數代替特徵函數,提高了采樣的質量。
  2. Stardust ' s cometary and interstellar dust samples will help provide answers to fundamental questions about the origins of the solar system

    星團采樣的彗星和星際塵埃本將有助於回答關于太陽系起源一些基本問題。
  3. Taking a view of pure time field, this paper presents dissolvable signals and basic concepts of sampling ; and also gives the very condition of discrete of signal ; this paper uses linear algebra to analysis this kind of signal and then gives some results and relevant deductions ; based on these results, 1 made a further step to analysis some typical band - limited signals in order to proof the coherence of my theory of dissolvable signal to the typical sampling theory ; i made some preliminary study about the feasibility of sampling and recovering of this kind of signal

    本文從純時域角度出發,給出了可分解信號及其采樣的基本概念;也指出了信號可離散化條件;利用線性代數理論給出了對這類信號進行采樣的分析理論及相應推論;並用這些結論對典型帶限信號進行了分析,證明可分解信號定理與經典理論一致性;初步探討了對這類信號實行與恢復工程實現問題。
  4. Based on fractional sampling method, a new super - exponential iteration decision feedback blind equalization algorithm for severely nonlinear phase distortion channels was proposed

    因此針對嚴重頻率衰落和非線性相位失真通道,提出了一種分數采樣的混合盲均衡演算法,並獲得了較快收斂速度和較小剩餘均方誤差。
  5. Standard practice for random sampling of construction materials

    隨機采樣的建築材料標準實施規程
  6. This article has studied the deficiency and shortcoming of various kinds of methods of the parameter measurement of transmission line at present, proposed the measurement under operation on the basis of gps, researched gps application way and error that may appear in the power system synchronal sampling, put forward the parameter computing technology based on the information of both sides of transmission line, which solved some problems that exist in the parameter measurement, especially the problem that exist in the zero - sequence parameter measurement of transmission line with mutual inductance

    本文研究了目前輸電線路參數測量各種方法,分析了其中存在不足和缺點,提出了基於gps輸電線路參數在線測量方法,研究分析了gps在電力系統同步應用方式以及可能出現誤差,在同步采樣的基礎上提出了基於雙端信息線路參數計算方法,較好地解決了輸電線路參數測量中存在一些問題,尤其是多回互感線路零序參數測量困難問題。
  7. The analog signals are regulated to satisfy the system and analog - to - digital converter ( adc ) ; dsp is the core part and is connected with adcs, a controller of ethernet, a rs - 485 bus transceiver, a can bus transceiver and a clock. the real - time data is disposed by dsp and is transferred to the upper computer when the alarm is happened

    模擬信號調理模塊對輸入信號進行調理,以達到系統和模數轉換器( adc )采樣的要求; dsp作為系統核心部件,外擴了adc 、以太網控制器、 rs - 485總線收發器、 can總線收發器和時鐘晶元, dsp對實時數據進行處理,當報警發生時將實時數據通過以太網上傳給上位機。
  8. The model - based parameter estimation ( mbpe ) is firstly applied to the near - field measurement in this thesis to deal with the near - field sampling data in space and spectrum domains respectively

    本文首次在天線近場測量中採用了基於模型參數估計技術,在空域和頻域內分別對近場采樣的數據進行處理。
  9. It is used in thermal power plant, coal mine, coal port and those industries and enterprises that require coal samples to monitor coal quality

    用於火力發電廠、煤礦、煤港等需進行煤質監測采樣的行業或單位。
  10. First, how to conduct sample and quantification of continuous time signal which is prior condition of sdr is explored in detail, and the comparison and analysis of some sample modes are given in which band pass signal sampling theorem is most important. second, multi - sample rate signal processing which is an important basis of sdr is studied. emphasis are put on decimation and interpolation those are the most fundamental process and the realization of decimation and interpolation filter

    在基於中頻采樣的軟體無線電結構框架下,首先詳細探討了軟體無線電前提條件,即如何對連續時間信號進行量化,比較分析了幾種采樣的方式,其中最為重要是帶通信號定理;然後探討了軟體無線電一個重要基礎,即多率信號處理,重點討論其最基本兩個過程抽取和內插以及抽取器和內插器實現;接著介紹了結構簡單、適用於一級抽取cic濾波器和適用於做2倍抽取半帶濾波器;再次論文在總結了傳統調制解調基礎上,結合軟體無線電器件特點,系統探討並實現了基於正交思想am 、 fm 、 ask 、 fsk 、 bpsk 、 qpsk正交調制解調演算法。
  11. In this text, we first do some research on the genetic algorithm about clustering, discuss about the way of coding and the construction of fitness function, analyze the influence that different genetic manipulation do to the effect of cluster algorithm. then analyze and research on the way that select the initial value in the k - means algorithm, we propose a mix clustering algorithm to improve the k - means algorithm by using genetic algorithm. first we use k - learning genetic algorithm to identify the number of the clusters, then use the clustering result of the genetic clustering algorithm as the initial cluster center of k - means clustering. these two steps are finished based on small database which equably sampling from the whole database, now we have known the number of the clusters and initial cluster center, finally we use k - means algorithm to finish the clustering on the whole database. because genetic algorithm search for the best solution by simulating the process of evolution, the most distinct trait of the algorithm is connotative parallelism and the ability to take advantage of the global information, so the algorithm take on strong steadiness, avoid getting into the local

    本文首先對聚類分析遺傳演算法進行了研究,討論了聚類問題編碼方式和適應度函數構造方案與計算方法,分析了不同遺傳操作對聚類演算法性能和聚類效果影響意義。然後對k - means演算法中初值選取方法進行了分析和研究,提出了一種基於遺傳演算法k - means聚類改進(混合聚類演算法) ,在基於均勻采樣的本集上用k值學習遺傳演算法確定聚類數k ,用遺傳聚類演算法聚類結果作為k - means聚類初始聚類中心,最後在已知初始聚類數和初始聚類中心情況下用k - means演算法對完整數據集進行聚類。由於遺傳演算法是一種通過模擬自然進化過程搜索最優解方法,其顯著特點是隱含并行性和對全局信息有效利用能力,所以新改進演算法具有較強穩健性,可避免陷入局部最優,大大提高聚類效果。
  12. Both of algorithms adopt asynchronous sampling, which can save hardware expenses and make the best of the advantages of software. the algorithms, as well as the factors that impacts the measuring accuracy, are analyzed and tested by the simulations on labview platform ; at the same time, the feasibility of the algorithms on labview platform is verified

    給出了基於頻譜校正電氣信號測量新演算法與基於fft分析閃變計算方法,這兩種測量演算法均是建立在非同步采樣的基礎上,節約了硬體開銷,可以最大限度發揮軟體優勢。
  13. Then, this thesis presents an algorithn of 2 - terminal quantity fault location based on synchronous gps sampling. this algorithm conducts fault location with only the 3 - phase fundemental wave voltage and current phasors of the 2 terminals of transmission lines and apples to lines of both symmetrical and asymmetrical parameters, irrelerant to the impedence, fault types and transitional resistance of the 2 terminals of lines

    然後,本文提出了一種基於gps同步采樣的雙端量故障測距演算法。該演算法僅利用輸電線路兩端三相基波電壓、電流分量來進行故障定位,不受線路兩端系統阻抗、故障類型、過渡電阻等因素影響,對參數對稱線路和非對稱線路均適用。
  14. The concept of sampling will be presented below.

    關于采樣的概念,後面將要說明。
  15. Standard guide for direct push soil sampling for environmental site characterizations

    環境位點特性分析用直推土壤采樣的標準指南
  16. Ddc technology based on band - pass sampling

    基於帶通采樣的數字下變頻技術
  17. Through measuring slope forms on the spot, serried sampling, physical and chemical analyzing, and measuring soil erosion from natural and artificial rainfalls, the project researched in the approaches and behaviors of soil erosion affecting contents of soil carbon and nutrient, and the law of soil carbon and nutrient distributing in micro - topographty under influences of soil erosion. in the same time, supported by geographic information system, models of soil carbon and nutrient changing with soil erosion have been built, and spatial processes of soil erosion affecting soil carbon and nutrient have been simulated, and annual and long - term changing of soil carbon and nutrient under impact of soil erosion have been estimated and forecasted, and synchronously, a elementary assessment for different soil erosion management has b een performed by using the models built in the study

    本研究以三峽庫區秭歸縣水田壩鄉王家橋小流域四個徑流試驗區二十個標準小區為研究對象,通過坡形實地測量、坡面密集采樣的顆粒分析和養分含量分析以及人工模擬降雨實驗,研究了土壤侵蝕對土壤碳和養分影響途徑和表現,侵蝕作用影響下土壤碳和養分在微地形空間分佈規律;同時,在地理信息系統支持下,建立了侵蝕條件下土壤碳和養分變化模型,模擬了侵蝕對土壤碳和養分影響空間過程,預測了侵蝕影響下土壤碳和養分年變化及多年變化,並通過研究建立模型對不同侵蝕控制措施進行了初步效益評價。
  18. Parallel structure of poly - phase decomposition and parallel mixer is applied in the ddc circuit, it solves the bottleneck in mixing and increases the handle speed. the partition of the tuning channel according to the digital mixing sequence, and the ddc by means of decimating first, the low - pass filtering and mixing realize efficiently the down - conversion of the variable carrier frequency band - pass signal. according to the structure of the ddc and the requirement of the frequency

    短數據快速測頻演算法具體實現:使用并行流水線設計方法,提高了系統數據吞吐率,在100mhz系統時鐘下,能夠實時處理400mhz ~ 600mhz速率a / d采樣的數據,在64點, 100mhz系統時鐘情況下,初次測頻佔用時間640ns ,以後每次測頻佔用時間縮短到160ns ,實時地提供多相濾波下變頻所需載頻位置信息,縮短了接收機調諧時間。
  19. The main achievements are as follows : the theory models of defect mfl field are set up ; based on the magnetic dipole model and finite element model, the distribution of defect mfl field is simulated in the dissertation ; the component of flux density ( magnetic filed ) parallel to the surface of pipe is detected by a circumferential array of hall probes ; the factors including defect geometry parameters, defect surface angle and shape, pipe material, field intensity, vehicle velocity, background magnetization, operating pressure and remanent magnetization and so on influence the mfl signal characteristics

    採用霍爾元件作為缺陷漏磁檢測傳感器,獲得管道軸截面漏磁場切向分量漏磁信號;研究了缺陷外形尺寸、缺陷傾角和形狀、管道材質和磁化強度、檢測儀移動速度、管道背底磁場、管內壓力和剩磁對漏磁信號影響。提出了各通道增益放大、各路漏磁信號偏離調整、波形微分、數字濾波和平滑等漏磁信號預處理方法;分析了等空間采樣的漏磁信號轉換為等時間信號必要性,研究了漏磁信號小波去噪方法。
  20. The results indicate that the envelope method is more effective in actual application. and the recording distance limitations due to the stated pixel number, pixel size and laser wavelength are discussed in detail

    通過對圖像采樣的分析,結合採定理,給出了當圖像像素總數、像元尺寸、記錄波長都確定時,對衍射距離限制條件。
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