灰度分割 的英文怎麼說
中文拼音 [huīdùfēngē]
灰度分割
英文
grey segmentation-
Moreover, aiming at the location of inclined license plate, we have proposed the algorithm based on gray changing characteristic and orientation field. in this section, we discussed in detail the application of mathematical morphology operator in rough locating objective region and introduced the theory and realization method of orientation field. then we used it to detect inclined angel of objective region, finally we can precisely locate and emendate the inclined license plate based on detection result, and so we provided the favorable foundation for segmenting character
此外針對傾斜車牌區域的定位分割問題,提出了基於灰度變化特性和方向場計算的定位演算法,其中詳細討論了數學形態學運算元在目標區域粗定位中的應用,重點介紹了方向場計算理論和實現方法,並將其應用於目標區域傾斜角度的檢測,根據檢測得到的結果進行了傾斜車牌區域的準確定位和校正,為后續的字元分割打下良好的基礎。Using the way combining the mathematic morphology top - hat and gauss matched filtering can effectively reduce the influence of the inherent fovea and the marginal noise brought forth by the retinal camera caliber in retinal image and increase the precision of retinal image segmentation and feature point extraction
文中提出了採用灰度數學形態學中的top - hat變換和高斯匹配濾波相結合的方法,用來有效的降低視網膜熒光圖像中固有的小窩現象及眼底照相機的口徑所引起的視網膜圖像邊界像素噪聲,極大的提高了圖像分割及特徵提取的精度。In this paper, we made an investigation into texture feature extraction and classification based on statistic method and its application in multi - spectral image classification. the research works of this paper have been done as follows : firstly, in order to overcome the weakness of gray level co - occurrence matrix ( glcm ), a new unsupervised texture segment algorithm, based on multi - resolution model, is presented in this thesis
本文主要研究了基於紋理統計特性的特徵提取與分割方法,並將其用於實際的多光譜圖像分類,具體工作如下:第一,針對傳統灰度共現陣方法中特徵提取的尺度單一問題,本文提出了一種多分辨無監督紋理分割演算法。It first finds the best features that are extracted from glcm and explain the texture clearly in different resolution, and then segments on different level, at last, by combining the structure information of texture edge, extract the edge of different patterns to get a relatively accurate result of texture segmentation
該演算法有效的利用了由灰度共現陣得到的、不同解析度上最能表述紋理特性的統計特徵,分層次對圖像進行分割,然後結合紋理的結構信息對邊緣區域進行邊界定位,進而得到較準確的紋理分割圖。Non - supervised textural images segmentation based on gray level rank vector
基於灰度秩數向量的非監控紋理圖像分割According to finite element segmentation principle, by combining test with observation, the author has measured the air streamline and speed distribution of burning equipment in dally situation, which provides some guide for research of air field in hearth on cold and hot conditions. and the law is found of air speed distribution by measuring its speed and distribution of upper and lower deck on cold condition, thus it lays the foundation for analysis on hot condition. under four burning states, we measure the air speed in single, double - deck, and find out its corresponding distribution law
5 .根據有限元分割原理布置測點,採用降溫方法,用k五江9106等儀器分別測出單雙爐排燃燒方式4種不同工況下,該燃燒設備爐膛內coz 、 02 、 co氣體濃度,並找到了隨爐膛高度方向及深度方向變化規律;從燃燒原理分析評價了2種燃燒方式爐膛內coz 、 02 、 co氣體濃度場分佈特點及相應燃料層內乾燥、干餾、氧化、還原、灰渣層厚度,肯定了雙層爐排燃燒方式爐膛中c02 、 02 、 co氣體濃度場分佈合理性,從燃燒理論找出了最佳濃度場分佈狀態及燃料層內各反應層厚度。We provide the algorithm of line segmentation under gray level image and character segmentation based on the biggest width backtracking algorithm to get the accurate position of characters
文中提出了灰度圖像下的行分割方法和基於最大寬度回溯演算法的單字分割演算法,從而實現了字元的精確定位。We do some research on binarization of gray image and character segmentation
研究了灰度文本圖像二值化及字元分割。This dissertation deals with the content - based image retrieval ( cbir ) theory and technique ; some new features and tools for more concisely and discriminatingly charactering the content of an image are proposed, such as region - based color histogram, grey - primitive co - occurrence matrix, ratio of centripetal moment, ratio of eccentric moment and ratio of inertial moment. a new modified genetic algorithm is also described in this dissertation, which can upgrade the performance of standard genetic algorithm ( sga ) while used in image segmentation
本文以圖像數據庫檢索為主線,討論了基於視覺內容的圖像檢索方法,提出包括基於區域顏色直方圖、灰度?基元共生矩陣及向心矩比、偏心矩比、慣性矩比的特徵描述方式;對遺傳演算法存在的早熟、收斂到最優解慢等問題提出了解決方法,並將改進遺傳演算法應用到圖像分割中,編制了相應程序。An improved otsu method for image segmentation
基於灰度梯度映射函數的紅外圖像分割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。Secondly, this paper mainly put forward different grey level threshold value segmentations of plane target after brief analyse the smooth and sharp image of image strengthen technology, segmentation for the overall situation, adopt the maximum variance method, the maximum entropy combine with adaptive threshold selection method, the maximum variance ration between two classes and in two classes ; segmentation for the part situation, has adopted the adaptive threshold value method ; to background more complicated segmentation, have adopted the two - dimentional maximum entropy method
其次,在簡要的分析了圖像平滑和銳化的圖像增強技術后,重點研究了飛機目標的灰度分割,提出不同的灰度閾值分割方法進行圖像分割,對于全局分割,採用了最大類間分割法、最大熵與一致性準則相結合法、最大類間類內方差比法;對于局部分割,採用了自適應閾值法;對于背景較復雜的分割,採用了二維最大熵法。Better segmentation effect can be attained by coding gray levels of pixels as eigenvector, taking advantage of histogram entropy principles function as fitness function, adopting ranking selection operation, making use of arithmetic crossover and mutation at a certain probability, combining with clustering analysis to initialize clustering center of the population to segment cells image with genetic algorithm
以像素的灰度值為特徵向量進行編碼,利用直方圖熵法準則函數作為適應度函數,採用基於排名的選擇操作,以一定的概率進行算術交叉和變異,並結合聚類分析設定種群的聚類中心對細胞圖像進行遺傳聚類分割。This dissertation discusses image segmentation technology based on the image visual features, the image neighborhood moment analysis and the related image detection and segmentation system. and the key functional modules ’ analyzed are as follows : the image neighborhood moment ’ s analysis, the adaptive clustering after the visual moment transformation, the boundary detection of the object image and the extraction of the object image area of similar visual brightness
本文討論了圖像視覺特徵鄰域矩分析和基於視覺特徵矩的檢測分割技術,並分析系統中的關鍵模塊:圖像鄰域分析,視覺特徵矩變換后的自適應聚類,目標圖像的邊緣檢測,視同灰度區域的視同灰度提取。Algorithms of video segmentation that are good adaptive character and real time are crucial to the final mpeg 4 coding products there exist the contributions in this dissertation as follows obtaining the edge of video objects is crucial to the video segmentation, author researches the features of human being visual, especially giving a description of mach band that is usually used in the image processing, and builds a model of mathematics, researching the mach band of color image
( 1 )視頻分割的關鍵是獲得視頻對象的邊界,邊緣檢測很重要,本論文以人類的視覺系統的特性為出發點,對圖像處理中經常應用的馬赫帶現象進行了詳盡的分析並進行了數學建模,研究分析了彩色圖像的馬赫帶現象。在對馬赫帶圖像分析的基礎上,得出了人類視覺系統對圖像邊緣能識別的最小灰度差和彩色差曲線。Secondly, this paper mainly studies segmentation technique of plane target, providing different ways to single color and multi - color image
其次,重點研究了飛機目標的分割技術,提出了不同的方法進行灰度分割和彩色分割。A binary skin color map is firstly obtained by applying the skin / non - skin classification algorithm, and then the integral image representation is used to preprocess the skin and intensity map
首先採用基於膚色模型的膚色歸類器生成膚色二值圖,然後利用整形圖技術對膚色和灰度分割圖進行預計算。In this text, algorithms such as preprocessing of color image, intensity segmentation, color segmentation, circle detection and abstraction of geometric characters are studied and a practical detection system consisting of both hardware and software has been set up
本文研究了彩色圖像的預處理,灰度分割,彩色分割,圓檢測,圖像幾何特徵提取等演算法內容,同時建立了一個由硬體和軟體組成的可以實際運用於工程的檢測系統。Secondly, for reconnecting gaps in contour lines, linear features extracted from the gray version of the input color map are utilized to repair the contour lines segments extracted from the input color map. unlike the existing methods, it analyses various reasons inducing gaps in contour lines and introduces corresponding solutions for different cases of gaps
第二,針對分割結果中等高線斷裂的現象,融合線狀符號灰度分割的方法來改善彩色分割結果;和現有方法不同的是,本文不僅詳細分析了造成等高線斷裂的各種原因,而且有針對性地採用相應的方法連接這些斷裂。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。分享友人