image preprocessing 中文意思是什麼

image preprocessing 解釋
圖像預處理
  • image : n 1 像，肖像，畫像；偶像。2 影像，圖像。3 相像的人（或物）；翻版。4 形像，典型。5 形像化的描繪。6...
  • preprocessing : 預處理
  1. The key fruits is as follows : 1 in the image - preprocessing, the optimal edge - extraction algorithm was used to increase the correlation s / n and auto - thresholding technique was introduced to decrease the affection of illumination distortion on the recognition possibility, and the bottle - neck of image - preprocessing was delivered to the dsp which is on the genesis card instead of cpu

    論文的重點內容如下： 1 、在預處理圖像中，優選了邊緣檢測演算法，並引入自動門限，還將預處理的速度瓶頸交給了圖像卡上的dsp ，這樣不僅提高了s n ，而且也提高了對不同光強的適應能力，還防止了速度瓶頸、減輕了cpu的負擔。
  2. At first we improve the methods of iris image preprocessing, including an efficient arithmetic of evaluation iris images, an improving method of locating iris, calibrating iris image by the translation of coordinate and the circular shift of code, a eatimate of the background illumination by bicubic spline, and the image enhancement by the dual tree complex wavelet transform. next we designed the recognition arithmetic based on the location of the local maxima of the wavelet transform modulus. in the thesis lots of simulation are performed by means of matlab and visual c + +

    首先改進了虹膜預處理方法，實現了一種快速高效的虹膜質量評價演算法;設計了一種改進的兩步虹膜定位演算法，準確的定位了虹膜的內外邊界;利用坐標轉換和編碼的循環移位實現了對虹膜圖像的配準;利用雙三次樣條函數擬合虹膜圖像背景，去除了非均勻光照對虹膜識別的影響;使用二分樹復數小波方法增強了虹膜圖像的對比度;在識別演算法方面，本文設計了一種「基於小波模極值點位置的虹膜識別演算法」 。
  3. Based on the preliminary knowledge of color coordinate, color space and color difference, in chapter 4, we focus on the image preprocessing, that is the gamut mapping between the color paper and the crt displayed image. color correction and its realization of our lcos digital image print head are also given in this chapter

    在第四章，我們重點研究的用於數碼沖印的顏色校正模塊及其實現，這一部分在簡要介紹色坐標與顏色空間，色差計算公式的基礎上，將重點放在數碼彩擴機目標色域以及源色域色域映射方法，密度計密度空間以及色度空間映射關系，即時色度與密度空間的關系等的研究。
  4. The key techniques for the digital image output are the image preprocessing and color correction. in chapter 3, we detail on the basic software modules of our lcos digital image print head, this includes the software architecture design and its specific modules. we further detailed the image browsing, image constitution and other modules to support the system

    數碼照片的輸出，圖像處理與顏色校正是關鍵，因此在第三章，我們詳細介紹了基於lcos電子片夾的數碼沖印系統的軟體系統，這一部分包括了軟體系統設計以及整個系統的軟體模塊，更進一步地，我們詳細地介紹了基於目錄的的圖像瀏覽模塊、圖像處理模塊、圖像組板模塊以及其他實現的功能。
  5. On the other hand the information cryptogram technology and card identification of 1c appl ication system are also introduced. a novel fingerprint image preprocessing method is studied based on the trend of fingerprint veins, and some feature extraction and fingerprint matching methods based on fingerprint minutia based on a novel multi - fitness genetic algorithm ( mfga ) are also studied

    在分析了國內外指紋識別理論研究的基礎上，研究了一種基於指紋紋線趨勢的指紋圖象預處理方法並取得了較好的模擬效果；研究了遺傳演算法在指紋模式匹配中的應用，針對遺傳演算法在模式匹配的局限性，提出了一種多適應度遺傳演算法（ mfga ） ，並在此基礎上對原遺傳匹配演算法做了進一步的改進。
  6. In the course of image preprocessing, digital face images are captured with a numeral camera and these images are transformed to 8 bit from 24 bit. then the noise in face images are removed by using the method of median filter and the face images are binarized. finally the face in each face image are segmented with the method of integration projection, then standardized

    在圖像預處理過程中，首先利用數碼相機獲取人臉數字圖像，然後將24位圖像轉換成256級灰度圖像，並利用中值濾波的方法對圖像進行去噪處理，接著對圖像進行二值化處理，最後採用積分投影的方法將人臉分割出來並進行歸一化，最終得到標準人臉圖像。
  7. This paper, after discussing the basic theory and the application of digital image processing and analyzing the concrete characteristics of the water meter, puts forward the crux algorithm that identifies automatically the position and direction of the pointers of water meter with techniques of the image preprocessing, image segmentation and image analysis and recognition

    本文結合水表的具體特點，分析了將圖像處理技術應用於自動識別水表指示讀數的原理。找到了一種滿足一定速度和精度的水表讀數識別方法。該方法主要包括水表圖像預處理、水表圖像分割、指針讀數的識別。
  8. Considering that the time of image preprocessing is the key fact affecting the performance of real time, it designs hardware circuits for median filtering and edge detection. the pipelined and parallel processing methods are used in circuit design to raise processing speed and save hardware resource

    針對影響系統實時性最大的圖像預處理部分，在fpga設計中，實現了預處理的中值濾波和邊緣檢測硬體電路，將流水線處理技術和并行處理等技術應用到電路設計中，提高了處理速度，節省了硬體開銷。
  9. In image preprocessing, image quality is improved by using mathematical morphology to remove background of the image, making gray - scale transformation to enhance contrast and smoothing processing to filter noise

    本文運用形態學運算消除背景、進行灰度變換增強對比度和進行平滑過濾噪聲來完成圖像的預處理。
  10. The characteristic parameters of effective debris in a ferrograph have been calculated in the present thesis, like area, perimeter, aspect ratio and granularity, in which some methods have been adopted such as smoothing, filtering and thresholding and so on, according to tribological theories and computer technologies and digital image preprocessing

    本論文基於摩擦學原理和計算機技術，通過對鐵譜片進行數字化圖像預處理，採用對譜片圖像的平滑、濾波以及閾值二值分割等方法，計算出譜片中特徵磨粒的一些特徵參量，如面積、周長、粒度以及縱橫比等。
  11. 5 a multi - thread software cooperated with smp ( 2 cpu ) hardware performs the image - preprocessing correlation and post - processing synchronously, thus an automatic working module is realized. 6 systematic designed software, including grabing sarnies constructing rfl diging roi, and trainning ann offline and inline modules, has passed the practical tests which indicates that the opr could reach the recogniton possibility above 85 % and decrease the false alarm in the environment of high noise low contrast and multi - objects. and these are proved stable and repeatable in statistics, and so an advanced progress toward practical systems is achieved

    6 、系統化設計的軟體，包括了樣本採集、參考濾波器庫構成、相關平面的roi採集，以及ann脫機訓練、 ann聯機運行的軟體功能模塊，在實時運行的測試結果中表明了該opr系統對處于高噪聲、低反差、多目標的惡劣條件下，對三維畸變目標的判識率（ > 85 % ） ，降低了虛警率，並通過大量的實驗數據證明了該系統各項指標的穩定性和可重復性（從統計意義上講） ，向實用系統邁進了一大步。
  12. A personal identification system based on iris pattern is composed of iris image acquisition, image preprocessing, feature extraction and matching

    基於虹膜識別的身份鑒別系統包括虹膜圖像攝取、圖像預處理、特徵提取和圖像分類四個部分。
  13. This theses mostly studied a series of arithmetic of image preprocessing, image segmentation and image matching for image data, referring to advance image processing technique overseas at present. regarding the real - time image measurement system as the tool for debugging, it finds appropriate arithmetic to process real - time image and applies them to actual hardware equipment. the system has higher precision and more real - timely

    本論文參考當前國外先進的圖像處理技術，研究了圖像數據的預處理、圖像分割、圖像匹配等主要演算法，並以實時圖像跟蹤測量系統作為硬體調試平臺，比較出適合實時圖像處理的演算法並將其應用到實際的系統硬體設備中，使準確性更高，實時性更強，解決了實時圖像處理在4對比度下的目標探測問題。
  14. In the part of image preprocessing, a segmentation algorithm for fingerprint image based on the information of gradient orientations was programmed. according to the uniformity and partial parallarity of ridges and furrows of fingerprint, a model of gabor filter was established to enhance fingerprint image. since two - dimensional gabor filter could be separated into two one - dimensional filters, the complexity of the algorithm could be reduced efficiently

    在圖像預處理方面，利用指紋圖像梯度特性進行圖像分割，根據指紋紋線間距均勻且局部平行的特點，建立了用於指紋圖像增強的gabor濾波函數物理模型，並將二維gabor濾波分解為兩次一維濾波，有效降低了演算法的復雜度。
  15. In order to resolve the contradiction between real - time and arithmetic complex in the television tracking capture system, the paper designs the real - time target track processing system which is constructed by the high performance dsp chipset tms320c6416 as the core digital processor, the huge reprogrammable logic chipset cpld as the system logic control and the field reprogrammable array fpga as the image preprocessing chipset to sampled video digital image

    摘要為解決電視捕獲跟蹤瞄準系統中系統的實時性與演算法復雜性之間的矛盾，設計了以高性能的dsp晶元tms320c6416為核心處理器，結合大規模可編程邏輯器件cpld進行邏輯控制以及現場可編程門陣列fpga對採集的視頻數字圖像做預處理的實時目標識別跟蹤處理平臺。
  16. A typical lpr system consists of a video image - acquisition subsystem, an image - preprocessing unit, a plate character isolation & recognition engine and a local storage or remote transmission subsystem

    汽車牌照自動識別系統正是在這種應用背景下研製出來的能夠自動、實時地檢測車輛經過和識別汽車牌照的一種智能交通管理系統。
  17. The real - time target track processing system is designed which is constructed by the high performance dsp chipset tms320c6416 as the core digital processor, the huge reprogrammable logic chipset cpld as the system logic control and the field reprogrammable array fpga as the image preprocessing chipset to sampled video digital image

    為了解決演算法復雜性及滿足工程實時性，設計了以高性能的dsp晶元tms320c6416為核心處理器，結合大規模可編程邏輯器件cpld進行邏輯控制以及現場可編程門陣列fpga對採集的視頻數字圖像做預處理的實時目標識別跟蹤處理平臺。
  18. Method of infrared image processing imitating fly vision the figure - ground discrimination system is discussed ; the formulas of output response are given about large - scene system and small - scene system. this paper discusses the method about fly lateral inhibitory networks applying to image preprocessing

    仿蠅視覺的紅外圖像處理方法研究了蠅視覺圖形?背景分辨系統及其相應的演算法，探討了基於復眼側抑制網路的圖像預處理方法。
  19. Image preprocessing includes transformation of image format, scaling of image size, smooth and noise - removing, gray level distribution normalization

    圖像的格式轉換、尺寸縮放、平滑去噪以及灰度的正規化組成了前期預處理過程。
  20. In the image preprocessing that includes image smoothing and linear gray level transformation, the author brings forward a mended linear gray level transformation based on mean of gray value to enhance the image contrast. in the segmentation the paper presents an arithmetic taking the area of the pointers and construction feature of the water meter into consideration, which can extract the part of pointers in the special space of the water meter, and then binarizes image using a dynamic threshold based on the area of the pointer. the design can enhance the recognition rate for the next step

    在預處理中提出了一種基於灰度期望的分段線性變換；對水表的圖像分割，提出基於面積和結構信息的二值化自動分割，包括基於結構和灰度特徵的哈夫變換分割法（指針信息區的提取）和基於指針面積的特徵的閾值分割（指針提取） ；針對指針圖像的非均勻光照、背影等干擾，提出基於多特徵的分區模板匹配法對指針的方向進行識別，從而計算出讀數。
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