image-well method 中文意思是什麼

image-well method 解釋
映象井法
  • 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...
  • well : n 1 井。2 泉水;源頭,來源。3 坑,穴,凹處;【礦物】礦井,豎坑;【軍事】(地雷的)井坑;【建築】...
  • method : n 1 方法,方式;順序。2 (思想、言談上的)條理,規律,秩序。3 【生物學】分類法。4 〈M 〉【戲劇】...
  1. The propeller cavitation range determined by calculation method presented in this paper agrees with the observation result of cavity image at cavitation tunnel very well, which proves the practicability of this method

    應用本文計算方法確定的螺旋槳空泡范圍經與空泡水洞中的空泡圖象觀察結果比較,證明了該方法的可行性。
  2. In order to improve the efficiency of classification based on feature matching, the method of azimuth estimation from sar image is studied. a method of target ' s azimuth estimation from sar image using peak featur e based on linear regression is proposed, besides goodish estimation accuracy and high computation efficiency, it can also provide the confidence interval of the estimation, which can meet the need of model - based sar atr system that uses feature very well

    為了提高基於特徵匹配的saratr系統的分類效率,論文進一步研究了sar圖像目標方位角估計方法,提出了一種利用峰值特徵基於線性回歸的sar目標方位角估計方法,該方法除了具有計算速度快、估計精度較高的特點之外,還能在估計方位角的同時,給出該估計的置信區間,從而能更好地滿足利用特徵基於模型saratr系統的需要。
  3. Firstly, the complex characteristics of the seal images caused in the process of producing conditions are analyzed. to solve these problems respectively, the circularity clusters and the ostu method are firstly used to realize the shape classification and threshold processing of different seal images. then the image denoise is performed well by scanning beam seed filling and labeling algorithm

    論文中首先分析了印鑒圖像由於蓋印條件造成的圖像本身的一些復雜特點,提出了運用圓形度聚類和最大方差比演算法對圖像進行形狀分類和閾值處理,隨后利用掃描線種子填充演算法和貼刪標簽演算法進行噪聲的去除等預處理。
  4. The classical method of the edge detection is built on the grad of the image function, and in this method the edges are detected well, ( especially the log operator )

    經典的邊緣檢測方法利用梯度的思想檢測邊緣,有很好的效果(特別是log運算元) 。
  5. In the application of mini - micro - robot visual perception, there is a need for fish - eye lenses for capturing wide field of view for navigation. though fish - eye lenses provide a wide field of view ( 180 ), they introduce significant distortion in images and the acquired images are quite warped, which makes conventional camera calibration algorithms no longer work well. this paper presents an accurate calibration framework for fish - eye lens ( a high distortion lens ) camera stereo vision system. the accurate calibration model is formulated with radial distortion, decentering distortion and thin prism distortion based on the fisheye deformation model. using fish - eye and non - linear camera model, the author employs levenberg - marquardt method to realize precise non - linear calibration for wide - view - scene dense depth image recovery

    魚眼鏡頭成像立體視覺系統在微小型機器人視覺導航和近距離大視場物體識別與定位中有著廣泛的應用.盡管魚眼鏡頭攝像機具有很大的視場角(接近180 ) ,但同時也引入嚴重的圖像變形,常規的攝像機標定方法無法使用.該文提出一種標定魚眼鏡頭攝像機立體視覺系統的方法.在魚眼鏡頭變形模型的基礎上,通過考慮魚眼鏡頭成像的徑向變形、偏心變形和薄棱鏡變形,建立了魚眼鏡頭成像的精確成像模型,然後,利用非線性迭代演算法,精確求解攝像機外部參數、內部參數.實驗表明,使用該方法得到的立體視覺系統參數滿足精確恢復大場景稠密深度圖的要求
  6. This paper puts emphasis on image processing which makes use of histogram equalization method for image enhancement, which making engineer effectively analyze and making certain flaw, abrasion, bend of wall of a well

    文中著重介紹了圖像處理部分,使用直方圖均衡化等方法對井下圖像進行圖像增強處理,使工程人員能夠更有效的分析和確定井壁裂紋、磨損、彎曲等狀況。
  7. A fuzzy image data model and a concept of fuzzy space are proposed, in which model visual feature, spatial feature and semantic feature are used for super feature in order to utilize advantage of traditional relation database as well as characteristics of image data and fuzzy retrieval. based fuzzy space, a method of similarity measurement of image is presented to support fuzzy features - based image retrieval and satisfy user ' s query requirement for image. in the thesis, a semantic template and the mechanism of dynamic relevant feedback are defined so that it can express user ' s query semantic and improve retrieval precision and useable capability for image retrieval

    研究了模糊檢索方法和相關反饋機制在圖象檢索中的應用,提出了一種模糊圖象數據模型和模糊空間的概念,該模型將可視特徵、空間特徵、語義特徵看作超屬性,既充分利用了傳統關系數據庫的優點,同時又考慮了圖象數據以及模糊查詢的特點,文中提出的模糊空間和模糊相似性度量方法能支持基於模糊特徵的圖象查詢,較好地體現用戶圖象查詢的應用需求,文中定義的語義模板和相關反饋機制能在一定程度上表達用戶的查詢語義,提高圖象檢索的準確率和易用性。
  8. As we know, correct identification of the psf parameters permits fast high resolution restoration of the blurred image. using the method, we can quickly restore the blurred image on line, and when the noise of the image is bigger, it can perform very well to identifity the blurred distance

    當確切知道模糊系統的點擴散函數時,就可以快速有效地恢復模糊圖像,使用本文方法,可以滿足適時性圖像處理的需要,並且不需要事先知道相機的系統參數,在圖像噪聲較大的情況下,也可以很好的確定出來模糊距離。
  9. The vq - based approach assumes a gaussian mixture distribution, which fits real - world image data reasonably well. after estimating this distribution through em method, this approach trains optimized vector quantizers to partition data space

    該方法使用更適合真實圖像庫的高斯混合模型描述數據分佈,並訓練優化的矢量量化器劃分數據空間。
  10. The method is as follows : when the video signals from cmos image sensor pass through a high - pass analog filter, the microprocessor samples and processes them and then judge whether the lens is in focus. if the lens is not well focused, the microprocessor will control the lens to be in focus by moving the stepping motor

    這一系統採用的方法是通過對cmos圖像傳感器輸出的模擬視頻信號進行濾波,提取出代表圖像清晰程度的高頻成分,選用單片機組成硬體電路,對信號進行處理並分析判別聚焦位置、控制馬達轉動鏡頭至對焦清楚。
  11. Experimental results show when image compressing rate is high, decoded image of wavelet transform based compressing method can preserve objects outline well and has no block effect which may appear in dct block coding technique

    從運行結果可以看出,當圖像壓縮率較高時,使用基於小波分析圖像壓縮方案的解碼圖像能保持清晰的輪廓,無dct塊編碼壓的方塊效應。
  12. The pixel size of p + / n - well / p - sub structure is 100 umx 100 n m, fill factor is 77. 6 %. it can obtain target information with illuminance intensity in the range of 0. 011x ~ 98, 0001x, and the sensor photoelectric sensitivity is 35v / lx ? s. when the method of changeable reset frequency double scanning is used, the photoelectric dynamic range can be 139. 8db, which is high in the 0. 6 um level cmos image sensors already reported

    在對感光單元進行器件物理結構優化的研究中,通過採用深結深光電管結構,提高了傳感器的感光響應,其中p m階」襯底結構的傳感器面積為100umx100urn ,感光面積百分比為77石,可對0刀98 , 000lx照度的目標信號進行傳感,感光靈敏度大於3sv ix ? s ,採用了變頻兩次掃描后,動態范圍可達139
  13. Some features and feature groups that can well show the characteristics of urban environment are founded through experiment to compare the performances of different features. for all the researches in this paper, the radarsat images in 1998 and 2000 and the spot image in 2000 of beijing and field survey data are used to validate. the experimental result demonstrates that a higher change detect accuracy can be obtained < wp = 4 > through the texture differencing method than through the image differencing method based on gray level and the wide application of texture differencing method for urban change detection in sar images

    本文開展的各項研究工作,均使用北京地區1998年、 2000年radarsat圖像、 2000年spot圖像及實地考察數據進行了驗證,實驗結果表明,與灰度差值法相比,本文所提出的紋理差值變化檢測方法獲得了更好的檢測結果,也表明了紋理差值變化檢測方法在合成孔徑雷達圖像和變化檢測中良好的應用前景。
  14. This method has many advantages compared to the latter and is testified by many images. ( 2 ) because fractal coding has the characteristic of high compression ratio, this thesis designed a spatial self - embedding watermarking technique. after self - embedding, it can detect any changes to a watermarked image as well as localizing the areas that have been tampered

    ( 2 )鑒于分形圖像壓縮具有很高的壓縮比且重構圖像效果好的優點,本文利用分形壓縮實現了一種空域自嵌入水印演算法,不但能對篡改區域進行有效定位,而且具有修復功能。
  15. The study of this paper indicates that, the combined binarization method can keep details well and tolerate the abominable state ; the method to estimate skew angle based on radon transformation is very exact, and the distortion of corrected image is also very little ; the vlp location method based on wavelet analysis and intensity moment has a high location exactness and a soon processing time ; and intelligent character recognition machine can accomplish the function of self - adaption, self - correction, self - study, etc

    本文研究表明:混合二值化方法能較好的保留圖像細節,抗噪聲能力強;基於radon變換估計傾斜角度的方法檢測角度精確,校正後圖像失真較小;基於小波分析和亮度矩的車牌定位方法定位準確率高,速度快;仿人智能字元識別器則能實現識別字元過程中的自適應、自校正、自學習功能等。
  16. In the process of building and using the mass concrete structures, because of the effect of out - side condition and themselves, some faults will form in the structure, these faults will effect the bearing capability and endurance using nondestructive testing method to test the concrete ' s quality and diagnose its healthy, which has the significant sense in assessing the safety stability and research of the administering diseases this dissertation mostly researched the testing methods in the mass concrete structure, discussed the principles, methods, features, sphere of application of the ultrasonic testing in the mass concrete structure with faults, used dynamic fem to simulate the testing process, discussed when the concrete structure with cracks is under the effect of the pulse, how the elastic waves propagate and what are their changing feature, researched the principles of the first - arriving waves " phase when the cracks " depths are not same, obtained the relation between the inversion point and the cracks " depth, which has the direction sense in the application of projects, the second part of this dissertation is ct, which used the ultrasonic wave running through the tested - substance to get arriving - time of the ultrasonic wave, then inverse the image this dissertation drawed one ct program which can well present the different little cells " ultrasonic wave velocity profiles of the substance, thereby to diagnose the quality of the part of the tested - substance, ct has the better using foreground.

    在混凝土結構的施工及使用過程中,由於受其自身及外界各種因素的影響,常常會產生一些缺陷,對結構物的承載能力和耐久性造成嚴重影響,採用無損檢測技術進行質量檢測和健康診斷,這對混凝土結構開展安全、穩定性評估以及病害隱患治理研究具有重要意義。本論文主要針對大體積混凝土結構缺陷的檢測方法展開研究工作,重點討論了超聲波法檢測混凝土結構裂縫的基本原理和方法及其特點、適用范圍,運用動力有限元數值模擬其檢測過程,探討了有裂縫缺陷的混凝土結構在脈沖荷載作用下彈性波的傳播及其變化特徵,研究了不同裂縫深度下首波相位變化規律,得出了反轉臨界點與裂縫深度之間的關系,這對實際工程應用具有指導意義。聲波ct是一種新的無損檢測技術,它是利用聲波穿透被檢測體獲取聲波接收時間,來進行計算機反演成像的技術。
  17. On the basis of the stresses analysis, the existed design rules of pressure tunnels are discussed. first, the pore - water - pressure distribution in the rock mass around the pressure tunnel is evaluated using the image well method proposed by harr ( 1962 ). the seepage - induced stresses in the rock mass is analyzed, and several conclusions are gained

    首先,運用harr ( 1962 )鏡像原理推求壓力隧洞圍巖中水壓力分佈;結合水壓力的分析,利用fernandez ( 1994 )的假定推求壓力隧洞圍巖中滲流產生的應力場,並對不同地表條件下滲流產生的應力場進行詳細分析,從中得到一些結論。
  18. This paper also takes special research on such a series of questions as below : the development of embedded operating system ( os ), the advantages of linux os to develop embedded os are analyzed, the development of embedded linux os is studied from the kernel making, customizing file system, and system booting. the embedded image processing application technology, a focus is taken on the research of the relation between embedded system application technology and image processing technology when the embedded image processing application development is carried out, the new development of image processing technology in embedded system environment and the features of embedded system of image processing application are analyzed. graphic user interface ( gui ), the current popular gui technology is introduced, and the main features of them and the reasons to choose minigui are analyzed, the implementation of minigui and the method to develop graphic application based on minigui are studied, too, it works well in practical application

    本文在此背景下,圍繞在實施導彈打擊過程中涉及到的有關圖像處理設備的嵌入式化過程,對于嵌入式圖像處理系統應用技術進行了全面的研究,提出了嵌入式圖像處理系統的開發流程和步驟,並對其中的一系列問題進行了專門研究,在實例應用中取得了很好的效果,這些問題包括:嵌入式操作系統開發,分析了使用linux操作系統進行嵌入式操作系統軟體開發的優越性,並且從內核定製、文件系統裁剪、系統啟動等幾個方面研究嵌入式linux操作系統的開發;嵌入式圖像處理應用技術,著重研究了嵌入式系統應用技術和圖像處理技術在進行嵌入式圖像應用開發時的相互影響,分析了在嵌入式系統環境下圖像處理技術的新發展以及在圖像處理應用中嵌入式系統的一些特點;圖形用戶界面,介紹了目前集中流行的gui技術,並分析了其主要特點以及採用minigui的原因,研究了minigui的實現原理,以及如何進行基於minigui進行圖形應用程序的開發,在實際應用中取得良好效果;實時性研究,分析了在操作系統中影響系統實時性能的因素,研究了linux操作系統的幾種實時解決方案,並對于操作系統的進程調度機制進行了有針對性的研究。
  19. Secondly, image enhancement technique based on linear filtering is adopted. a new image segmentation method by means of automatic multilevel threshold is given, which realizes partial multilevel threshold segmentation based on image region partition of gray - level position projection, removes the influence of uneven illuminance or uneven gray - level distribution on goal recognition, and resolves the problem of error segmentation caused by threshold step between adjacent regions by threshold transition. the method has well robustness

    在圖像處理時,採用基於線性濾波的圖像增強方法,並提出了一種新的自動多閾值圖像分割方法,該方法以基於灰度位置投影的圖像分區實現局部多閾值分割,克服了不均勻照明或不均勻灰度分佈對目標識別的影響,同時,通過閾值過渡很好地解決了相鄰區域閾值「階躍」引起的錯誤分割問題,具有很好的魯棒性。
  20. Investigation using remote sensing ( rs ) technology can breakthrough the limits of traditional methods, make full use of its capability of integration, visualization, rapidity and vast - dimensions analysis, and get better results the paper takes the up - to - date landsat - 7 etm + data, which is the most widely used, and quickbird data, which has the highest resolution nowadays, and according the features of the data and landslides, processes the quickbird data with 1 : 10 000 dem orthophoto correction and the landsat - 7 etm + data as follows : ( 1 ) selecting optimal spectrum band : selects 753 bands as the optimal bands ; ( 2 ) image intensifying : selects the principle components processing method on the basis of comparing several image intensifying methods ; ( 3 ) rigour geometric direction : corrects the geometric distortion of the map ; ( 4 ) image fusion : mainly takes his space transform fusion and resolution fusion method, and acquires maps with higher spectrum resolution as well as space resolution. after that, the visual effect of the image has been enhanced, and the interpretation precision

    採用遙感技術,可以突破傳統調查方法的限制,發揮其宏觀、綜合、直觀、快速的特點,取得更好的效果。論文選取目前應用最廣的陸地衛星最新系列landsat - 7etm +數據和空間解析度最高的商業衛星quickbird數據作為主要的數據源,根據數據的特點及滑坡災害應用特徵,對quickbird遙感數據則基於1 : 10000dem進行了正射校正,對etm +遙感數據進行了波段優選,選取了753作為最佳組合波段;圖像增強,通過各種增強處理方法的效果對比,選擇主成分分析法對圖像進行增強;幾何精校正,糾正圖像的幾何變形;影像融合,主要選取了效果較好的his空間變換融合和解析度融合,得到的圖像既具有較高的光譜解析度,同時也具有較高的空間解析度。經過上述數字處理,較好地改善了圖像的視覺效果,提高了圖像解譯的精度。
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