灰度特性 的英文怎麼說
中文拼音 [huīdùtèxìng]
灰度特性
英文
gamma characteristic- 灰 : Ⅰ名詞1 (物質燃燒后剩下的粉末狀的東西) ash 2 (塵土; 某些粉末狀的東西) dust 3 (特指石灰) lime...
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 特 : Ⅰ形容詞(特殊; 超出一般) particular; special; exceptional; unusual Ⅱ副詞1 (特別) especially; v...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 特性 : characteristic(s); character; performance; features; properties; behaviour; response; character...
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The results of research on the workability of hbc concrete show that hbc concrete, when compared with opc concrete, has excellent compatibility with superplasticizer, in terms of better initial fluidity, less slump loss, definite saturation point and less dosage at saturation point. in addition, good mineral admixture such as i class fly ash can obviously improve the workability of hbc concrete. moreover, hbc concrete exhibits more excellent workability under the condition of low w / c ratio, which indicates hbc is more suitable for making super high strength concrete whose w / c ratio is very low
對高貝利特水泥高性能混凝土工作性能的研究結果表明,高貝利特水泥與高效減水劑具有良好的適應性,表現為初始流動度較大,經時損失較小,具有明顯的飽和點且飽和點摻量較小;此外,優質的礦物摻和料如一級粉煤灰能明顯改善hbc混凝土的工作性能;更為突出的是hbc混凝土在低水膠比的情況下表現出更為優異的工作性,這一特性預示著高貝利特水泥更適宜配製水膠比很低的超高強混凝土。The influence of coal characteristic indices such as caloricity, ash content, and water content on the coal handling system is discussed in the aspects of economy and reliability
從經濟性和可靠性角度分析探討了煤的發熱量、灰分、水分等衡量煤質的特性指標對輸煤系統的影響。Grey correlation analysis on clayey soil physical state and mechanics character
粘性土物理狀態與力學特性間的灰色關聯度分析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。Among them the gray level co - occurrence matrix ( glcm ) and gray gradient co - occurrence matrix ( ggcm ) methods, which attributed to the statistic textural analysis scheme were then chosen to extract the textural features of five kind areas on satellite images. in the second part the principle of classification and bp neural network were introduced. combined with textural features, the improved bp neural network successfully performed on the classification of the satellite images
論文的第一部分介紹了進行紋理特徵研究的一些典型的方法,利用其中的基於統計的紋理分析法中的灰度共生矩陣以及灰度一梯度共生矩陣法,分析了衛星雲圖上五類區域的紋理特性;第二部分主要介紹了遙感圖像分類原理以及神經網路中的bp演算法,在對演算法原理進行深入理解的基礎上,把紋理特徵與神經網路進行組合,實現對衛星雲圖進行分類分析;第三部分內容是在前面圖像分類結果的基礎上,對序列圖像用相關匹配法進行運動分析,反演雲跡風風場。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。Pattern analysis and machine intelligence, 1992, 14 : 430 - 449. 15 mokhtarian f, mackworth a k. a theory of multi - scale, curvature - based shape representation for planar curves
第三,定義了一種多尺度的特徵相似性度量,從而把圖像灰度分佈和幾何結構結合在一個完整的框架中。Based on in - situ investigation and laboratory experiments, the article analyzed in detail the factors which affect the transportation and strength characteristics of gangue cemented tailing grain fillings such as powder coal, water - reducer, mortar density and grain size distribution
摘要以現場調查和室內實驗為基礎,從粉煤灰、減水劑、漿體濃度、粒級級配等方面,對煤矸石作為膠結充填骨料的管道輸送特性和強度特性進行了詳細的分析。Targets in the radar ppi have the main property of the little area, a few targets and irregular change of grey. so it is difficulty to detect and track the target. the study of the radar ppi is very few inland and abroad. with the development and implement of high resolution radar and high resolution raster display, target _ tracking and detecitng based on the radar ppi will be feasible. it ' s great excellence is to increase time accumulation compare with the detecting techenicial of the traditional radar
雷達ppi中目標的特點是面積小,目標或可能的目標多,灰度、形狀變化無明顯規律,所以檢測和跟蹤目標比較困難。基於雷達ppi的研究國內外甚少,隨著高解析度雷達和高分辨光柵顯示器的發展,基於ppi的雷達目標檢測和跟蹤成為可能。與傳統的雷達目標檢測技術相比,其潛在的優勢在於大大增加了信號的時間積累,因此有可能提高檢測性能。The paper abstracts out the palmprint mainline characteristic owing to palmprint image gradation by the gray value characteristic property method, defining the online palmprint characteristic space with the form of the polar coordinate and compressing the dimension, at last we use the neural network to accomplish the design of identification authentication system with the on - line palmprint as the mating algorithm. based on this, a fast and reliable system of identification authentication can be built
採用基於掌紋圖像灰度特性的方法提取出掌紋的主線特徵,以極坐標的形式定義在線掌紋的特徵空間並降維處理,最後用神經網路作為匹配演算法完成在線掌紋身份驗證系統的設計,以此為基礎建立了快速、可靠的新型身份認證系統。12 orrite c, blecua s, herrero j e. shape matching of partially occluded curves invariant under projective transformation. computer vision and image understanding, 2004, 93 : 34 - 64
此外,匹配的特徵相似性度量結合了非均勻有理b樣條的畸變估計和局部的圖形窗口交叉相關性,從而融合了幾何結構和圖像灰度的相似性。In view of theproperties of infrared thermal images, narrow - range zero - crossing edge detection method was applied to detect the edges of welding flaws and good results were obtained
針對紅外熱圖象的灰度特性,提出了窄范圍二階導數過零邊緣檢測用於焊接缺陷的邊緣提取,獲得了較好的效果。Test procedure for coal ash high - temperature viscosity characteristic
煤灰高溫黏度特性試驗方法Results of calculation show that the influence of different coal quality upon fouling coefficient of the heating surface has comparatively large difference, and affecting more obviously upon the operation performance of boilers
推算結果表明,不同煤質對受熱麵灰污特性的影響程度相差較大,其對鍋爐運行特性的影響比較明顯。Experimental study on strength property of lime improved loess
石灰改性黃土的強度特性試驗研究Frequency using wavelet theory, another is multi - channels based on gray. the first method is based multi - scale decompression using wavelet theory, it extract gray feature from each channel to form feature vector, it can distinguish objects, but this method not have invariant property when object rotate
基於小波的頻率多通道是從小波多分辨分解的角度,提取各頻率通道的灰度特徵形成特徵向量,該方法可以很好的區分目標,但不具有旋轉不變性。This article, aiming at the specialties of rmb currency image, puts forward a new method using linear transform of image gray to diminish the influence of the background image noises in order to give prominence to edge information of the image. then the edge characteristic information image is obtained by edge detecting using simple statistics. by dividing the edge characteristic information image in the width direction into different areas, getting the number of the edge characteristic points of different areas as input vectors to random masks and optimized by ga
文中提出了利用圖像灰度線性變換來抑制背景圖案噪聲的影響,突出圖像邊緣信息;然後採用簡單統計法進行邊緣檢測,得到邊緣特徵信息圖;最後通過對邊緣特徵信息圖在寬度方向上進行均勻劃分成不同的區域,統計不同區域的邊緣特徵點的數目作為神經網路的初始輸入向量,對初始輸入向量用隨機掩碼處理和遺傳演算法進行優化得到最終輸入向量,通過三層bp神經網路分類器進行分類,達到了人民幣識別的目的。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。1 measurement items : luminance ( transmittance, grey scale inversion ), chromaticity, response time, flicker, eoc, gamma curve, view angle performance, spectrum, reflective luminance, reflective chromaticity, reflectivity, module optical performance with certain temperature range
1量測項目:亮度(穿透率,灰階反轉) ,色度,響應時間,閃爍度,光電特性曲線,圖像輝度曲線,視角特性,光譜曲線,反射亮度,反射色度,反射光譜,反射率,產品光學參數的溫度特性。分享友人