數字圖像增強 的英文怎麼說
中文拼音 [shǔzìtúxiàngzēngqiáng]
數字圖像增強
英文
digital image enhancement- 數 : 數副詞(屢次) frequently; repeatedly
- 字 : Ⅰ名詞1 (文字) character; word 2 (字音) pronunciation 3 (字體) form of a written or printed ...
- 圖 : Ⅰ名詞1 (繪畫表現出的形象; 圖畫) picture; chart; drawing; map 2 (計劃) plan; scheme; attempt 3...
- 像 : Ⅰ名詞1 (比照人物製成的形象) likeness (of sb ); portrait; picture 2 [物理學] image Ⅱ動詞1 (在...
- 強 : 強形容詞(強硬不屈;固執) stubborn; unyielding
- 數字 : 1. (表示數目的文字; 表示數目的符號) figure; digit; numeral; character; numeric character 2. (數量) quantity; amount
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The procedure functions in the compare between partial image of dynamic collection and corresponding image of the airscape. in chapter 5, basing on the analysis of correlative theory of digital image, we introduce the improved fasted - down algorithm and simulative anneal algorithm, which applies to nn calculation, an d bring forward the unique and effective means, correlative original value evaluation. basing on the combination of correlative arithmetic, a stable, high - speed and exact correlative arithmetic is formed, which makes it possible to apply computer vision detection of single - needle quilting in industrial production
本文展開研究並取得一定成效:構建了基於pci總線的微機實時圖像採集系統;在採集的布料總圖(鳥瞰圖)的基礎上,通過數字圖像的數字濾波、圖像增強、邊緣檢測等處理,提取布料圖像的邊緣,對輪廓的矢量化的象素點進行搜索,得到相應的圖案矢量圖,從而確定絎縫的加工軌跡,生成加工指令;在進給加工過程中,主計算機對動態局部圖像與總圖(鳥瞰圖)的對應部分進行圖像相關的匹配計算,應用數字圖像理論,結合神經網路計算的改進最速下降法和模擬退火演算法,提出獨特而有效的相關迭代初始值賦值方法,形成穩定、高速和準確的相關運算,實現單針絎縫視覺測量和自動控制。In this thesis, the image enhancement was also studied, such as dlti 、 dcti ( digital luminance 、 color transient improvement ), peaking ( luminance peaking ), ble ( black - level enhancement ), brightness 、 hue 、 contrast and saturation adjustment, and then the hardware circuit was designed
研究了dlti (數字亮度瞬態增強) , dcti (數字色度瞬態增強) , peaking (亮度峰化) , ble (黑電平延伸) ,亮度、色調、對比度和飽和度調整等圖像增強技術,並完成了圖像增強電路的設計。Also, through the spectral analysis in digital image processing, methods of geometric correction and accuracy analysis, strengthening of information and extraction of the feature information of emerging of ratio and information ; the extraction of species and division into sub - compartment by using multi - supplementary information sources " ; and from the identification ability of a compartment, division into sub - compartments, land type and species and the ability of accuracy of geomatric correction and map - drawing ; they can be used as the comprehensive assessment of the ability of landscape planning and many other aspects, and determine the adaptiue faculty of different information sources in the forest management inventory
經過數字圖像的光譜分析、多種方法的幾何校正及精度分析、信息增強、比值及信息融合等多重技術進行特徵信息的提取,並應用dem 、林相圖和地形圖等多種輔助信息源,提取樹種、小班區劃等信息,提高了林班區劃、小班區劃、地類和樹種識別的能力與幾何校正精度、制圖能力,可用於風景區劃等方面進行綜合評價,確定不同信息源在森林資源二類清查中的適用性能力。It is an important link in the image processing system ; moreover, its result has direct relations with the high - level process and relations with understand of the image
圖像增強技術是數字圖像處理中的一項基本技術,是圖像處理系統中預處理部分的重要一環。數字圖像增強的結果直接影響到圖像的高級處理和解譯。With the standard processing of 29 remote sensing images of guizhou province from cbers - 01 and the experiment on cbers - 01 in digital image enhancement technique of karst mountainous areas as the studying emphasis, the paper chooses duyun city as the typical region to study dynamic monitoring of land use change in karst areas and discuss the best image processing and sorting methods of land - use with cbers - 01
文章以覆蓋貴州省29景cbers - 01遙感圖像標準化處理及cbers - 01在喀斯特山區數字圖像增強技術實驗為研究重點,選擇都勻市為典型樣區,進行喀斯特山區土地利用動態監測應用研究,探索cbers - 01在喀斯特山區土地利用最理想的圖像處理方法及分類方法。Using digital image processing technique to process the solid - gas - water three - phase flow image and separate dispersed phase from the three - phase flow image, author calculated the bubble number, particle number in instantaneous image, area of bubble image and other parameters, and analyzed the effect of image enhancement, image segmentation, image analysis and other problems existed in bubble image processing
應用數字圖像處理方法對水氣固三相流圖像進行處理,將其中的分散相分別提取出來,計算得出瞬時圖像范圍內的氣泡個數、粒子個數,氣相所佔流動截面比等參數;分析了圖像增強、圖像分割、圖像分析等方法在多相流圖像測量上的作用以及氣泡圖像處理中存在的問題。As the military and industry is developing dramatically, to enhance the low - contrast digital image has become one of the important areas in image processing. there are two traditional methods to enhance the low - contrast digital image : the methods based on frequency and the method based on time. the histogram enhancement, the most popular way to enhance, is representing the latter one ; while the methods based on frequency often uses wavelet transform, ft ( flourier transform ), dct ( discrete cosine transform ) to enhance
隨著軍事和工業上的發展需要,低對比度數字圖像的增強越來越成為數字圖像處理中的一個重要領域,傳統的增強方法分為頻域法和空域法兩大類,其中空域法的代表為直方圖增強法,這也是最為流行的增強方法,頻域法中用的較多的是基於小波變換,傅立葉變換和離散餘弦變換的增強方法,本文介紹的是基於小波神經網路的頻域增強法。The flow of computer program is as follows : first, characters area will be located in the picture which contains the container and be segmented from it ; second, after some operations such as image processing, binarization and character segment, the character image will be matched with the template which has been built in the system, then the character can be recognized according to the similitude ; last, we can access database of container information according its character
工作流程是根據現場採集到的包含集裝箱編號的圖像,將編號區域檢測並分割出來,經過圖像增強、圖像二值化、字元分割等操作,將字元圖像與系統中內建的字元模板進行匹配,根據計算得到的相似度實現對字元的識別,然後將識別結果與報關單中的集裝箱編號進行核對,並連接數據庫,檢索該集裝箱相關信息,完成相應的數據庫操作。The constitutions and principles of position of gps > glonass and beidou navigation system are described all around in this article, and the following technologies are studied and realized : communication between com ports with oop technology, compound navigation with gps and glonass. calculate velocity, pseudorange difference, smoothing pseudorange with the carrier - phase and models to correct error are also done ; the transforms between wgs - 84 and pz - 90, as well as wgs - 84 and beijing54 coordinate system ; the technologies to display and manage bitmap, vector map based on mapx also ; conversion of data formats between gjb and mif data format of maplnfo corp. arithmetic of creation dem data based on contour line data from 1 -. 25000 map data with gjb format. texture the surface of terrains with corrected aviation image
本文全面介紹了gps 、 glonass 、北斗導航系統的組成、定位原理,研究並實現了面向對象的串口通信技術、 gps + glonass組合導航、測速及偽距差分、相位平滑偽距差分以及有關誤差的模型改正、 wgs ? 84和pz ? 90 、 wgs ? 84和北京54坐標系的坐標轉換、柵格地圖的顯示和管理、基於mapx的矢量地圖的顯示和管理、 1 : 25萬軍標數據和mapinfo的mif數據格式雙向轉換、基於軍標數據的dem生成演算法、基於opengl的三維地形構造、航空圖像紋理地形表面、三維坐標量算、虛擬現實模擬導航、三維地形的層次細化演算法以及數字圖像處理中的圖像增強、幾何變換、影像匹配等技術。Firstly, the paper introduces the development and application of computer graphics & image technique, discusses the principle and method of cg and digital image processing, such as matrix of the graphic transformation, homogeneous reference frame, sampling and quantization of the image, file format of the image, template operation, etc. secondly the paper introduces the purpose and method of image enhancement processing, explains the each occasion of those methods such as threshold transformation, smoothing processing, sharpening processing, analyzes and contrasts the processing results of object image. thirdly, the paper introduces the method of mathematics morphologic, edge detection and thinning processing, attains character description of image and character dots of the contour. fourthly, the paper processes the coordinate transformation to character dots and basic splines fitting, imports correlative condition to devise meshing line and meshing track
本文首先介紹了計算機圖形圖像技術的發展與應用情況,對計算機圖形學和數字圖像處理的一些基本理論和方法如圖形變換矩陣、齊次坐標系、圖像采樣和量化、圖像文件格式、模板操作等內容進行了討論:然後對圖像增強處理的目的和方法進行了介紹,對諸如閥值變換、平滑處理、銳化處理等方法的應用場合進行了說明,並對實物圖像的處理結果進行了分析與比較;接下來介紹了數學形態學方法、對增強后的圖像進行邊緣檢測的方法和圖像的特徵描述方法,並獲取輪廓的特徵點:隨后對獲取的特徵點進行坐標變換,並進行b樣條曲線擬合,引入相關條件生成齒輪副的嚙合線及嚙合軌跡:最後引入等值線和區域填充表示方法,並以等值線和區域填充的形式對弧齒錐齒輪嚙合模擬的載荷分佈情況進行了直觀的表示。In image enhancing aspect, it studies medium filtering algorithm ~ vector filter and image sharpen algorithm. according to the characteristic of digital sampling, a new image sharpen algorithm is given, and it is more effective. in image compressing aspect, it mainly studies the jpeg algorithm
在圖像增強方面,主要研究了中值濾波演算法、矢量濾波演算法、銳化演算法以及兩種數字變焦演算法,並根據數碼相機采樣的特點,提出了一種更適合於數碼相機的銳化演算法,取得了較好的效果:在圖像壓縮方面,主要研究了jpeg壓縮標準及順序演算法實現,並將這些演算法用於軟體開發中。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。With frame gather card and ccd, metallographic image which can be processed by computer is acquired after a serials of the applications of digital image technique such as gray level transformation, dichotomy, noise eliminating, dilation and erosion, image enhancement, boundary detection, etc. an automatic quantitative metallographic analysis system is developed with visual c + + 6. 0 to realize the measuring of the size of the metal crystalline grain, evaluation the proportion of the second tissue of the metal, micro hardness. with three - level browser / server mode and active server technology, the system gives the remote user the applying service through network to communicate and analyze the image information
利用數字圖像處理技術,對圖像採集卡或ccd攝像頭採集到的金相圖像進行灰度轉換、二值化、噪音消除、圖像增強、邊緣提取等一系列圖像預處理,獲得計算機可以處理的數字圖像;並利用visualc + + 6 . 0開發定量金相分析系統,以實現對晶粒大小、金相組織第二相相對含量、顯微硬度等參量的自動測量;採用基於browser server的三層體系結構,通過網路訪問,並利用activeserver技術給遠程用戶提供應用服務,以便於根據圖像分析結果,給出專家分析意見,實現異地分析及交流。The main research content of the article is involved as follows : ( 1 ) the research and discussion of the quantitative metallographic analysis methods and the measuring methods of micro hardness. ( 2 ) the application of digital image technique in metallographic image preprocess such as gray level transformation, dichotomy, noise eliminating, dilation and erosion, image enhancement, boundary detection, etc. the application of the wavelet and multi - resolution analysis in metallographic image procession to improve the measuring accuracy and efficiency. the application of the region growth and mathematical morphology in analyzing image parameters to improve the flexibility and exaction
本文的主要研究內容: ( 1 )定量金相分析和顯微硬度測量的方法研究; ( 2 )利用數字圖像處理技術,實現金相圖像的灰度轉換、二值化、噪音消除、膨脹收縮、圖像增強、邊緣提取等預處理;引入小波理論、基於數學形態學的區域生長法對采樣圖像進行分析,實現了對採集圖像邊緣的有效提取,從而提高了測量精度; ( 3 )開發了金相圖像分析系統的主體結構(硬體結構和軟體結構) ; ( 4 )採用windows開發平臺的面向對象程序設計語言microsoftvisualc + +進行系統的模塊化設計; ( 5 )提出了採用多模式的知識表示方法建立知識庫,應用正反推理、模糊數學模型、基於規則的模式匹配模型建立金相分析專家系統。The mechanisms of perclos are describe in this paper. a perclos - based recognition algorithms of motor driver fatigue is developed and achieved. by using the image recognition and gray scale mode matching technique
概述了數字圖像處理的基本過程:圖像捕獲的圖像為24位真彩色圖像,在獲取圖像后,對圖像預處理:主要有圖像增強和圖像濾波。This measurement system takes the advantages of dsp ' s high performance in data processing, cmos image sensor ' s high performance with low cost and the designing flexibility of cpld. it converts measurements of lens ' s parameters into digital image processing and calculation of data got from the image by modeling to the optical system
該系統充分利用了數字信號處理器的強大的數據處理功能和數字cmos圖像傳感器的高性能、低成本的優勢,以及可編程邏輯器件的設計靈活性,通過對光學系統建立數學模型,將對透鏡的光學參數的測量轉化為對數字圖像進行增強、變換等處理並從中提取相關信息進行計算。The ica technique separated successfully electromyographic ( emg ) and electro - oculographic ( eog ) artifacts from eeg data ; accomplished vep strengthening and extraction ; separated watermarking and key from mixing digital image signals, even though under strong noise, the results still have very good performance index
獨立分量分析技術可以很好地分離出eeg數據中的肌電與眼動等干擾;實現了vep的增強與提取;很好地分離數字圖像信號中的水印與密鑰,即使在很強的干擾情況下,仍具有很好的性能指標。How to realize it is the necessary stage of bind restoration of remote sense image processing. this paper introduces a way to remove the effects of cloud by frequency transform. here, information of cloud cover is removed by high - pass filtering and information of background is enhanced by homomorphic filtering and spatial - frequency analysis
本文結合中巴資源衛星地面應用系統圖像應用處理分系統「課題的需要,採用數字圖像變換的方法來去除無輔助信息的遙感圖像薄雲覆蓋,通過對薄雲覆蓋的遙感圖像進行變換域處理,進行高通濾波去除雲覆蓋所在的低頻信息,通過同態濾波並對圖像進行空頻分析來增強圖像背景。By the conclusion obtained by comparing the various methods, the optimal image manipulation method is found. the neural network program is compiled by vc. in the internet the harmonic control between the image processor and the movement controller is realized by the user - defined protocols
其中深入研究了數字圖像處理的各種理論,針對圖像增強、邊緣提取、特徵提取等不同實現方法,進行了綜合比較,提出了一套適用於本系統的優化組合圖像處理方法。( 3 ) various digital image - processing techniques for suppression of undesired components and enhancement of quality in numerical reconstruction images are considered, such as hologram contrast - enhancement, hro subtraction, mean value subtraction, frequency domain filtering and spectrum expansion with conjugation symmetry property
( 3 )從理論和實驗兩方面分析了全息圖對比度增強、平均值相減、 hro 、頻譜濾波等數字圖像處理技術,及其在消除全息圖衍射0級和孿生像,提高數值再現像信噪比方面的作用。分享友人