濾波運算元 的英文怎麼說

中文拼音 [yùnsuànyuán]
濾波運算元 英文
filter operator
  • : 動詞(除去液體雜質) filter; strain
  • : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
  • : Ⅰ動詞1 (物體位置不斷變化) move; revolve 2 (搬運; 運輸) carry; transport 3 (運用) use; wield...
  • : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
  • 運算 : [數學] operation; arithmetic; operating
  1. Dsp chip is especially fit for digital signal processing, its main application is realizing all kinds of digital siginal processing arithmetics such as clove hitch 、 correlation 、 all kinds of transforms etc. realizing digital filters with dsp is an important application

    Dsp晶是一種特別適合於進行數字信號處理的微處理器,其主要應用是實時快速的實現各種數字信號處理演法,如卷積、相關以及各種變換等。其中,利用dsp來實現數字器就是很重要的一種應用。
  2. This paper studies to get the image of thenar by using a video camera, and carries on the necessary image processing by software with the information captured, and gets the ideal image to provide the image data basis for follow - up cad after the processing such as median filtering, sobel or kirsch ' s operator edge detection, image reversal and image enhancement etc. in this paper, the pressed image information of thenar captured by camera have been carried on processing and analyzing, and the result has been compared with that of image acquired by the scanner

    本文研究了利用攝像頭獲取腳底圖像,再通過軟體將所獲信息進行必要的圖像處理,經中值、 sobel或kirsch邊緣檢測、亮度調整及反置、圖像增強等處理后,得到滿意的圖像為后續的cad提供圖像數據依據。本文對攝像頭採集的足底受壓圖像信息進行了處理和分析並與掃描儀的圖像處理結果進行了比較,由結果得知攝像頭輸入方法是一種簡單實用的輸入方法,且能很好的滿足設計要求。
  3. Median filtering is chosen to modify the fuzzy edge by using the smoothing arithmetic, sobel operator is used to detect edge because of its filtering characteristic. image is changed from gray - scale to two - valued according to the threshold which is automaticly selected by otsu

    選用中值減小平滑演法導致的邊緣模糊;利用有特性的sobel進行邊緣檢測;使用最大類間方差自動確定閾值,將灰度圖像轉化為二值圖像。
  4. Firstly, the classic methods of image edge detection are introduced. secondly, the technique of linear filter and its application is discussed. at last, wavelet, which has multi - scale method, is researched and applied to image edge detection, some good results are gained correspondingly

    介紹了經典的圖像邊緣檢測方法;討論了線性技術及其在圖像邊緣檢測中的應用;研究了具有多尺度思想的小,並將其應用到圖像邊緣檢測中。
  5. It has been deduced that the search direction remains the same but that the step length decreases in optimizing the improved cost function with the conjugate gradient algorithm from the gradient of the cost function that the fir filter apporaches the contrary point spread function ( psf ) more, and that the estimated image is closer to the original one

    從代價函數的梯度入手推導出共軛梯度演法,其搜索方向保持不變而搜索步長變小,使系數更加退近於點擴展函數逆,從而使估計圖像與原始圖像更加接近。
  6. The commonly used method at present is to adopt the repeated stack interval of the data from the two sources to calculate the matching operator and then to perform the matched filtering

    目前用較廣泛的方法是,利用2種震源資料的重復疊加段求取匹配,然後進行匹配,但該方法要求重復疊加段有可靠的組特徵和較高的信噪比。
  7. Abstract : the image of arc zone of flux - cored underwater wet welding was developed with underwater ccd camera system and composed filter technology. the discussion is mainly focused on the theory of edge detection. an image edge detection method based on median filter and grads algorithm was developed to detect the arc burning zone and arc bubble zone efficiently, which laid the foundation for further analysis of underwater wet welding arc mechanism and process control

    文摘:通過復合光技術和水下ccd攝像系統,採集出了藥芯焊絲水下濕法焊接電弧區域圖像,重點論述了邊緣檢測理論,確定了基於中值和梯度的電弧區域圖像邊緣檢測方法,有效地區分了電弧燃燒區域和電弧氣泡區域,從而為水下濕法焊接電弧的機理分析及水下焊接過程式控制制奠定了基礎。
  8. Visual analysis of human motion has been receiving increasing attention from researchers in the fields of image processing and computer vision during the past few years. it has a lot of applications in virtual reality, smart surveillance system, advanced user interface, motion analysis and video compressing, etc. this paper focuses on the technology of human motion tracking based on video, first, we make a summarization of the domestic and overseas status of the research in this field. on the basis of this, we analyse the technical difficulties of human motion tracking. as most of the existing model - based methods of human motion tracking perform not so good in some situation as they need mannual intervention, and also the precision of tracking is not so satisfying during the research of tracking of walking people because of the self - occlusion of legs, this paper proposes an algorithm of automatic detection and tracking of legs of the walking people based on monocular image sequences, in which we analyse the features of walking people, track the five joints of lower limbs, get various parameters, and then re - construct the walking process. the main research achievement is as follows : 1 ) we propose an algorithm of markerless automatic extraction of leg skeleton. first we divide the video into continuous image sequences, after background subtraction, the satisfying human region could be extracted, then we get a single - connected region by converting the rgb image to binary image and median filtering. afterwards, the contour of lower limbs in the frame with a widest boundingbox is detected, using sobel operator, to find the ankle joint of leg behind according to the features and rules of walking, then, the joint of knee of leg behind, hip, ankle of leg in front, knee of leg in front could be got in turn. so, model of leg skeleton is constructed

    首先將視頻分解成許多連續的靜態圖像幀,經過背景去除,把感興趣的人體區域提取出來,通過二值化,中值等預處理方法得到只有人體的一個單連通區域,然後用sobel檢測出boundingbox最寬幀中人體下半身的輪廓,根據動規律及特徵找到後腿踝關節點,結合從boundingbox最窄幀中所獲取的腿長依次得到後腿膝關節,跨部關節,前腿踝關節,前腿膝關節四點,從而構建出腿部骨架模型。 2 )實現了人體步行腿部骨架的跟蹤演法。在完成對腿部骨架模型的自動初始化之後,本文對跨關節、膝關節及踝關節分別採用動建模、圓周相交定點演法、動預測及預測點周圍搜索rgb相似矩形塊三種方法確定每一幀中其實際坐標,從而重構出腿部骨架的動過程。
  9. The method that increases the attitude accuracy of strapdown inertial attitude and heading reference system ( siahrs ) with the infromation from inertial measurement unit ( imu ) its own is studied. according to the design idea of damping network in platform type, damping kalman filter in siahrs is designed to enhance the attitude accuracy via integrating attitude calculated by common siahrs and that estimated by accelerometers. in order to evaluate the effectiveness of damping attitude, the vehicle ' s movement should be detected in real - time. for this reason, the state chi - square test is employed in the damping kalman filter, and the failure detection vector are tested, which improves the sensitivity and reliability of failure detection. finally, static and dynamic experiments of actual system demonstrate the effectiveness of the proposed method

    本文探討了如何利用慣性測量組合本身的信息來提高捷聯航姿系統的姿態精度.根據平臺式阻尼網路的思想,設計了捷聯式內阻尼卡爾曼器,將慣導系統捷聯解獲得的姿態與加速度計估計的姿態進行組合,在系統非加速度狀態下,提高了姿態輸出的精度.為了實時監測系統的動狀態從而判斷內阻尼姿態的有效性,本文成功將狀態2檢驗法應用在內阻尼卡爾曼器中,設計了基於2個狀態傳播器的故障監測器,並通過對故障檢測向量素的檢驗代替對整個向量的檢驗,提高了故障監測的靈敏度和可靠性.最後,實際系統的動靜態實驗驗證了本文所提出的方法的有效性
  10. Detecting algorithm based on background prediction, maximum background prediction, most similar background prediction, displacement pipeline filter, target movement characteristics algorithm based on sub - pixel analysis and the method of the contrast similarity among frames are introduced for the target detecting in single image and sequence images

    在單幀圖像和序列圖像目標檢測方面提出了基於背景預測的檢測方法,最大化背景預測方法、最相似背景預測方法、位移式管道方法、基於亞象分析的目標動特徵演法和目標對比度相似性的幀間目標檢測方法。
  11. After studied for several decades, there have appeared several classical edge operators, such as roberts, sobel, laplacian, canny and log. meanwhile, there also have presented several classical algorithms of image restoration, such as inverse filter, wiener filter and constrained least squares filter

    經過多年的研究,已經形成了roberts、 sobel、 laplacian、 canny、 log等經典的邊緣檢測以及逆、維納、約束最小二值等經典的圖像恢復方法。
  12. Scale space filter can restrain noise and recognize edge reliably in big scale, and can confirm positions accurately in small scale, at last get the true positions of edge by focus processing from big scale to small scale. but traditional canny arithmetic based on guass scale space have shortcomings such as big computing and confirming positions inaccurately

    尺度空間能在大尺度下抑制噪聲可靠的識別邊緣,在小尺度下精確定位,最後由粗及精地進行邊緣聚焦而得到邊緣的真實位置,但是傳統的基於guass尺度空間的canny量大,定位不夠精確。
  13. The cubic b - spline smoothing filter operator to perform multi - scale filtering was designed using the characteristics of wavelet transform

    摘要利用小變換的特點,設計了3次b樣條平滑濾波運算元
  14. It has two characteristics : new filters enhance input image edges by using laplacian operation ; designing filters is based on targets enhanced rather than their original

    它有兩個特點: ( 1 )採用拉普拉斯增強輸入圖像邊緣; ( 2 )器的設計是基於增強后的目標而不是原始目標。
  15. Detailed introducing image enhancement, edge detection, thresholding, thinning etc. and many arithmetic such as median filter, sobel arithmetic operator, betterment gray scale histogram etc. applied or betterment applied it to the graduating project

    圖像增強、邊緣檢測、圖像二值化、圖像細化等,演法如中值、邊緣檢測,改進的灰度直方圖法、骨架抽取做了重要探討,並應用或改進應用於本人的設計中。
  16. It begins form the discussion the knowledge of the gaussian filter and the laplacian operator, which are the base of the marr method. and it is followed by the detail discussion of such as : the 2g ( laplacian of gaussian ) filter, the template log ( laplacian of gaussian ), the meaning of laplacian of gaussian in human vision, edge detection and neurophysiology. with different template to different size of target, the small target can be separated from the background by this small infrared target detection method

    從marr演法的理論基礎? ?高斯平滑器與拉普拉斯的相關知識以及M a r r的計視覺理論基礎開始,進行了2g ( laplacianofgaussian ,高斯?拉普拉斯)器、 log ( laplacianofgaussian ,高斯?拉普拉斯)模板以及2g器在人類視覺、邊緣檢測、邊緣處理的物理意義以及神經生理學意義方面的分析討論,提出了易於fpga ( fieldprogrammablegatearray ,現場可編程門陣列)實現的基於marr計視覺的紅外圖像小目標檢測方法。
  17. In order to improve the quality of laplace operator image segmentation at a high real time capability this paper presented a synchronization dimensional structure filter for laplace operator

    摘要為了在繼承拉普拉斯高實時性的前提下提高圖像分割質量,設計了一個可與拉普拉斯差分計同步進行工作的空間器。
  18. This method is based on lifting scheme, the initial set of finite biorthogonal filters is followed by lifting and dual lifting, and different lifting operators and dual lifting operators are obtained to construct new wavelet with particular properties

    該方法以提升方法為基礎,通過對初始雙正交器組進行提升和對偶提升,來獲得不同的提升和對偶提升,從而構造出具有理想特性的新小
  19. Based on the combination of all kinds of basic morphologic operators which leads to different top and bottom hat transformations, filtering and threshold enhancement are used to pre - process the image, by choosing appropriate structure elements, quaternary strata can be segmented by morphologic methods

    經實驗結果得出,利用數學形態學的基本組合成的各種:高、低帽變換、與閾值截取相結合的增強方法,通過選擇合適的結構素,對圖像進行預處理后,就可以用形態學方法對第四系地層進行影像分割。
  20. The result indicates that the dimensional structure filter edge method can obtain a more intact and less noise image segmentation

    試驗結果表明:引入空間器的拉普拉斯可在保證高實時性的前提下獲取低噪聲的且更加完整的邊緣檢測結果。
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