噪聲影象 的英文怎麼說

中文拼音 [zàoshēngyǐngxiàng]
噪聲影象 英文
noisy image
  • 噪 : 動詞1. （蟲或鳥叫） chirp 2. （大聲叫嚷） make noise; make an uproar; clamour
  • 影 : Ⅰ名詞1 （物體擋住光線后映出的形象） shadow 2 （鏡中、水面等反映出來的物體形象） reflection; image...
  • 影象 : display
  1. But sometimes self - excited oscillations and noise may appear in hydraulic flapper - nozzle servo - valve if its construction is not selected very correctly. if self - excited oscillations and noise appear in hydraulic servo - valve, the performance of hydraulic control systems may lose stability

    因它具有非常快的響應速度，所以是目前應用最廣泛的伺服閥，但它也存在自激現象，容易產生自激噪聲和振蕩，嚴重影響伺服控制系統的穩定性。
  2. Two different kinds of approximate theories for analyzing colored noise are employed in the nonlinear system. then effects of the colored nature of the noise on the statistical properties of the laser system, the stochastic resonance of bistable system, and the steady - state probability current of quasi - periodic system are investigated

    本文主要通過兩種不同的色噪聲近似理論，分析了非線性系統噪聲的有色性對激光系統的統計性質、準周期性系統的定態幾率流和雙穩系統中的隨機共振現象的影響。
  3. These characteristics and phenomenons have effect on the quality of gear pump, and it is difficult relatively to research them by theory. at present the research is limited to the phase of examination testing. theoretic research of the characteristics and the phenomenons of polymer gear pump are blank in china when the gear pump feeds the viscous polymer liquid of chemical flow with high temperature and high pressure

    齒輪泵除具有流量和容積效率、扭矩和機械效率、功率和總效率等基本特性外，還存在著困油、噪聲和氣穴等現象，這些特性和現象直接影響齒輪泵的質量，對斜齒齒輪泵的這些特性和現象的理論研究難度較大，目前大多仍局限於實驗測試研究階段，而聚合物齒輪泵在輸送化工流程中的高溫、高壓的粘流態聚合物時特性的理論研究在國內基本還處于空白。
  4. For example, the geometric effect and vignetting are simulated with the synthetic method in which they are modeled with ray tracing and then simulated with pixel - based processing. the effects of detector noise on imaging are simulated with the three - dimension model. the theory of pixel transfer function is extended and developed, and microscanned images of four patterns are simulated with good results

    本文具有如下幾個突出特點：用光線追跡法分析建模，而用基於象素處理的綜合方法，模擬了光學系統中的幾何效應和漸暈現象；利用三維噪聲模型，模擬了探測器噪聲對圖像質量的影響；對象素傳遞函數理論進行了擴展和延伸，給出四種工作模式的微掃描成像系統的象素傳遞函數的具體數學表達式，並利用這些表達式模擬了探測器的空間效應和微掃描成像的圖像效果。
  5. Through an investigation of cavitation of ultrasonic wave cleaning, the cause of cavitation noise and its effect factors are analysed, and some advices to reduce the influence of cavitation noise to environment are proposed

    摘要通過對超聲波清洗中空化現象的研究，分析了空化噪聲產生的原因和影響因素，提出一些減小空化噪聲對環境影響的方法。
  6. In order to analyze the influence of airplane noise on indoor sound environment in the vicinity of beijing international airport, different of buildings, such as villages, schools, offices, commercial building are choose as monitoring objects, the characteristic of sound insulation for building around beijing international airport are monitored and analyzed

    摘要為較好的分析飛機噪聲對機場周圍居民室內聲環境的影響，研究選擇不同類型的民居房、學校（多層建築） 、基層機關辦公用房、商品房等為測試對象，對北京國際機場周邊地區建築物隔聲特性（插入損失）進行監測與分析，結果表明：現有民居、學校、機關辦公室的隔聲特性較差，商品房的隔聲效果較好。
  7. We can take molecular motor as a brownian particle in the case of ignoring the conformational changes. the interaction between motor and microtubule can be described by a special potential function and the effect of the environment can be simplified as a noise

    在不考慮分子馬達構象變化的情況下，通常把分子馬達抽象為布朗粒子，用一個特定的勢函數來表示軌道與馬達的相互作用，環境的影響可以簡化為特定形式的噪聲激勵。
  8. The influence of noise on one - dimensional coupled map lattices

    噪聲對一維耦合映象格子的影響
  9. A statistical method is used to obtain the background model, which is updated real time in order to adapt to illumination changes and scene changes. after threshold operation, morphologic operation and connected region area measurement are introduced to solve background disturb problem. at last, shadows are detected using hsv color space information and gets exact moving regions

    該方法首先利用統計的方法得到背景模型，並實時地對背景模型進行更新，以適應外界光線變化和場景本身的變化，閾值操作后，用形態學和連通域檢測的方法進行后處理，消除噪聲和背景擾動帶來的影響，最後，在hsv顏色空間下檢測出陰影，得到準確的運動對象區域。
  10. In view of this case, the paper mainly studied sound radiation properties of structure, sound source identification methods, main factors affecting frame radiated noise and the common way to control the noise radiated by rotary machines. the detail research shows as fellows : ( 1 ) study on sound radiation properties of box - shape structure

    根據這種情況，本文以旋轉機械結構噪聲為主要對象，比較系統地對結構聲輻射的性質、聲源識別方法、結構聲的主要影響因素以及旋轉機械結構噪聲控制的普遍方法進行了研究，具體研究內容如下： （ 1 ）箱形結構聲輻射性質的研究。
  11. In this thesis, the investigations of the application of stochastic theory in protein motor and fhn neuron model are systematically reported, which include four aspects : effects of random potential on motor protein transport ; noise - induced transition in a fhn neural model ; stochastic resonance in a bistable system subject to multiplicative and additive noise ; coherence and stochastic resonance in a globally coupled fhn neural model

    現在我們集中報導對隨機理論在生物馬達蛋白和fhn神經模型上的應用所進行的一系列的研究，主要有以下四個方面：漲落勢誘導生物馬達蛋白輸運；噪聲誘導fhn神經模型相變：噪聲關聯對雙穩系統隨機共振現象的影響；全局耦合的fhn神經網路的隨機共振和同步共振。
  12. Secondly, combining the unified colored noise approximation and the functional analysis, the steady state distribution function is derived when both multiplicative colored noise and additive white noise are included in a bistable system with colored coupling between two kinds of noise. through the two - state theory, the expression of signal - to - noise ratio ( snr ) is obtained. the phenomenon of stochastic resonance is investigated

    其次，我們綜合運用統一色噪聲近似和泛函近似的方法，推導了含有乘性色噪聲和加性白噪聲，並且兩種噪聲之間的耦合為色噪聲的雙穩非線性系統的定態分佈摘要不同類型的色噪聲對非線性光學系統的影響函數，然後通過雙態理論求出系統信噪比的解析表達式，對系統的隨機共振現象進行分析。
  13. The active pixel sensor structure widely used in image sensor is used here to convert the micro photoelectric signal generated in pixel to large electric signal to facilitate the signal processing and reduce the noise. the arrayed sensor structure ? s used to obtain the coordinate and shape information of targets

    該傳感器的感光單元採用了cmos圖象傳感器中使用的有源像素傳感器（ activepixelsensor ， aps ）設計，在感光單元內部由光電信號預處理電路直接將傳感產生的光電信號轉化為幅度較大的電信號輸出，避免了對微弱信號的處理，降低了噪聲的影響。
  14. This thesis proposes one kind of variable universe fuzzily variable the structure terminal guidance law to realize vertical precise attack. this thesis also proposes the circle projection matching algorithm, which solves matching problem of the pictures with the free angle revolved. at the same time, the thesis has analyzed the influence to the circle projection matching algorithm of the noise, the illumination and the change of gradation

    本文還提出了的圓投影匹配演算法解決了任意角度旋轉的景象匹配問題，同時對噪聲、光照以及灰度變化對圓投影匹配演算法的影響進行了分析，重構了圓投影匹配演算法，使該方法對噪聲、光照以及灰度變化等具有很好的適應性。
  15. We respectively calculated the directional movement of kinesin under white noise and colored noise and the results are as follows : the coupled effect result in a directional particle current, and the current velocity is selective to the angular velocity 0 ) and noise intensity d, which reflect the effects of the rate of atp ' s hydrolysis and the temperature of cell on the movement of molecular motors

    建立起更貼近生物實際的雙構象耦合模型，並分別計算了白噪聲和色噪聲作用下馬達的定向運動。結果表明：這種耦合作用產生了沿微管正向的粒子流，其速度對角速度和噪聲強度d均有選擇性，反映了atp水解速度和細胞溫度對馬達運動的影響。
  16. To improve the robustness of the algorithm, we propose a new method to control the local watermarking strength and develop a weighting process of watermark detection. compared with other well - known 3d model watermarking algorithm, our algorithm has following advantages : ( 1 ) it is able distribute information corresponds to a bit of the watermark over the entire model ; ( 2 ) its method to control the local watermarking strength is more better than other ones ; and ( 3 ) its weighting process of the watermark detection improves its robustness against a variety of attacks

    與目前國內外流行的三維模型水印演算法相比，我們的三維模型水印演算法具有以下優點： （ 1 ）每1比特水印信息在三維模型西北工業大學博士論文中的分佈更廣；我們提出的水印局部嵌入強度控制方法比其它水印局部嵌入強度控制方法更合理，適用范圍更廣泛，沒有病態情況存在；門）我們提出的雙脈沖加權水印檢測技術有效地降低了噪聲對水印檢測的影響，而其它的三維模型水印演算法都沒有考慮如何根據局部snr對水印的嵌入對象進行加權處理以減少噪聲對檢測水印的影響。
  17. It is based on a set of practical data in some area. the nonlinear least - square method is used to work out the parameters of the mobile communication channels " model, and then the error sequence comes into being. the noise ' s model of automobile that can reflect the random characteristics of the noise is also founded

    本論文採用簡單分群的markov二狀態模型建立移動通道概率統計模型，從某一移動通道實測曲線出發，利用非線性最小二乘法得出狀態模型參數，從而獲得移動通道的差錯序列；本文對汽車噪聲的產生以及它對信號的影響進行了詳細的分析，提出了汽車噪聲模型；並且採用尖脈沖模擬汽車點火噪聲脈沖，實現了噪聲對信號的隨機干擾，形象地反映了移動通道中信號的疊加過程。
  18. But the detection speed is quite low. and edge pixels and strong noise are ignored entirely, or segmented to change type or unchanged type randomly, so that the detection precision is sure to be affected

    但是運算量大，速度慢，同時又忽略差異圖象邊緣像素和強噪聲點，或簡單地判給變化或非變化類別，給圖象變化檢測精度帶來一定程度的影響。
  19. In this article, a new unwrapping method is presented, which can get the real phase of the image and overcome the influence of the noises. 4. after the measurement system solves the difference of phase through ftp and makes the data multiply with the calibration matrix, the real height of the object surface can be got

    因此本文對ftp法的解相問題做了改進，提出了一種逐點增長解相方法，可以快速得到變形光柵相對參考光柵的實際相位差，有效地消除相位圖象中噪聲的影響，並用實驗對所提出的解相方法進行了驗證。
  20. 5 ) the atmospheric noise of interferogram is a fractal process, whose spatial spectrum exhibits the characteristic - 8 / 3 powder law behavior associated with turbulence phenomena. the effects of this 1 / / process to insar dem were anylysised and the error power of noise and atmospheric term were estimated for weighted combination of multi - temporal insar data. the test results showed this data fusion process can improve the accuracy of insar dem

    引i 』涉圖的大氣噪聲為一分形過程，其空間譜表現為與渦流現象有關的8 3冪函數特性， l人氣過程和噪聲對利用干涉數據提取的dem精度有很大影響，利用不同時相的dem ，在小波域中估計大氣和噪聲的誤差功率，並在此基礎上對dem進行了權重融合，實驗結果證明，此數據融合方法可以很好的提高幹涉sar所提取的dem的精度。
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