灰度系數 的英文怎麼說
中文拼音 [huīdùxìshǔ]
灰度系數
英文
gamma-
The control system included the following units : video decode unit, data format conversion unit, fpga controller, cache unit and d / a monitor. the above self - design control unit plus row and column power supply units make the whole fed driving system, thus drove the 25 inch sample and realized color video display. the 25 inch vga sample thus fabricated could display video images, and obtained its brightness 400cd / m2, contrast ratio 1000 : 1, 256 circuit gray scale
本文介紹了fed驅動系統的工作原理,重點論述了基於fpga的vga級彩色fed新型驅動控制系統的研製,這種新型fed驅動控制系統主要包括視頻解碼電路、數據格式轉換電路、 fpga控制電路、數據緩存電路和d / a監控電路,配合后級列灰度調制單元和行掃描單元,組成完整的fed驅動系統,可以驅動25英寸vga級fed顯示屏,實現彩色視頻顯示,樣機亮度達400cd / m2 、對比度為1000 : 1 ,灰度等級為256級。For the anticounterfeiting of printings ( such as certificate ), the existent many ways ( such as rainbow holograms ) are not available as the need for special use : anti - distortion and anti - copy. basing in the double - random - phase transform, this article puts forward a new way that two - dimensional bar code is used as anticounterfeiting label with anti - printing ? scanning and anti - damage properties. the major job are : ( 1 ). basing in the ascii codes, numerals and alphabets are encoded and subsequently transformed into two - value bar code matrix figure. later, using amplitude - based double - random - phase transform, the enciphered gray scale figure is formed. by computer simulation ( 4f system ) and printing as well as scanning ( 20 times ), we get the result that the gray scale figure with little miscoding rate ( 0. 0026 ) by “ matrix expanding way ”
本文主要開展了以下三項研究工作: ( 1 ) .用自定義編碼方案,將數字和字母( ascii碼)轉換成二值條碼圖;對該圖形進行振幅型雙隨機相位加密變換,得到原信息的加密灰度圖;通過4f光學系統計算機模擬和列印-掃描實驗,證明本文提出的「矩陣擴展法」灰度圖具有較小的誤碼率,對於20次列印-掃描實驗,誤碼率不大於0 . 0026 。In order to realize the automation of wood classification and recognition, wood texture parameter system was constructed by glcm, and the research of classification was carried on
摘要為了實現木材分類識別的自動化,應用灰度共生矩陣建立了木材紋理的參數體系,並進行了分類研究。First the emission spectrum of an atom in a grey - body cavity is stuided. the influences of the incident field photon - number distribution, the cavity absorptivity and the system temperature on the atomic emission spectrum are discussed in detail. it is found that the influence of cavity radiation on the atomic emission spectrum could be reduced through diminishing the absorptivity of the cavity and lowering the temperature of the cavity
我們首先研究了灰體腔中二能級原子和型三能級原子的發射譜,詳細討論了入射場光子數分佈、腔體吸收系數以及系統溫度對原子發射譜的影響,指出在實驗上可以通過減小腔體吸收系數、降低系統溫度來減小腔體輻射對原子發射譜的影響。The mendable canny operator based on the linear interpolation is used to pick up the edge of the pointer, the pointers ’ instructive direction is gotten via the circumference chord length detection method proposed by the article, then according to the central angle of pointer relative to the benchmark and conjunctive relation, the right reading is received the database information management system realizes the consumers ’ water fee management
利用基於線性插值的canny運算元提取邊緣,通過本課題提出的圓周弦長灰度檢測法得到指針的指示方向,進而依據指針相對于基準的圓心角和關聯關系正確讀數。數據庫信息管理系統實現對用戶用水信息的管理,主要功能分三大模塊:一Utilising dissolved gases analysis, a new insulation fault diagnosis method for power transformers is proposed. this method is based on the group grey relational grade analysis method. first, according to the fault type and grey reference sequence structure, some typical fault samples are divided into several sets of grey reference sequences. these sets are structured as one grey reference sequence group. secondly, according to a new calculation method of the grey relational coefficient, the individual relational coefficient and grade are computed. then according to the given calculation method for the group grey relation grade, the group grey relational grade is computed and the group grey relational grade matrix is structured. finally, according to the relational sequence, the insulation fault is identified for power transformers. the results of a large quantity of instant analyses show that the proposed method has higher diagnosis accuracy and reliability than the three - ratio method and the traditional grey relational method. it has good classified diagnosis ability and reliability
基於變壓器油中溶解氣體分析,提出了一種基於群灰色關聯度分析的變壓器絕緣故障診斷新方法.首先根據故障類型與灰色參考序列構造,選擇變壓器典型故障樣本構造多組參考序列,這些參考序列組構成一個灰色參考序列群.其次根據給出的新的關聯系數計算方法,計算個體關聯系數和關聯度.然後根據給出的群灰色關聯度計算方法,計算群灰色關聯度和構造群灰色關聯度矩陣.最後根據關聯序識別變壓器絕緣故障診斷.通過大量變壓器絕緣故障診斷實例分析,所提方法診斷準確性與可靠性優於三比值法和傳統的灰色關聯分析方法,具有較好的分類診斷能力和可靠性Dsps is used to accurately detect the moving area of multi - moving objects and information of their geometrical position in the system, at the same time, it pick up the parameters of geometrical feature, gray feature and planar velocity of each area, at last, we integrate the techniques of multi - moving objects detection and construct a self - adapted system to track multi - moving objects. the camera is controlled to keep the object in its field of view. therefore we achieve a real time system to track the multi - moving objects in the complex scenes
本系統利用dsps精確檢測出多運動目標的運動區域及其幾何位置信息,並對各個運動區域進行幾何特徵參數、灰度特徵參數和運動速度參數的提取,最後根據這些特徵參數值結合多目標運動狀態檢測技術構建了多運動目標自適應跟蹤系統,並根據已經計算出的運動目標的速度矢量,通過雲臺裝置控制攝像頭的轉動,使得特定運動目標始終位於攝像機的視野中,從而完成對復雜背景中多個運動目標中特定目標的實時跟蹤。Abstract : 145 samples of eight plants were collected from lanmuchang and yangjiawan and quantitative analyses were made of the ore - forming elements in the plant ashes. considering the three principles of the plant indicator for mineral exploration, namely certainty, sensitivity and feasibility, this paper evaluates comprehensively the indicating functions of the eight plants, on the basis of some quantitative indexes such as the relation coefficient between plant ash and ore - forming element, concentration coefficient, etc. it also discusses the relationships between the anomaly of plant ashes and the fault zone, alteration zone mineralization zone and orebody, showing the significance of these plants to the prospecting
文摘:在濫木廠和楊家灣鉈(汞)礦床(點)對芒箕、南燭、榔榆、大金發蘚、蜈蚣草、石松、黃花草、醉魚草等8種植物取樣145件,在提出確定找礦有效指示植物三原則(確定性,敏感性,可行性)的基礎上,依據植物灰分與底質成礦元素相關系數、植物灰分富集系數和襯度系數,較全面地分析和評價了8種植物的找礦功能;討論了其異常的分佈與斷裂帶、蝕變帶、礦化帶以及工業礦化(礦體)之間的關系,並指出了其找礦意義。The importan charateristics of wat902h camera and pci 500 camera and methods of capturing video are also included in this paper. imaging computer outside submarine can transfer data between control computer in the submarine by w2k ' s tednal service with highspeed. due to specific charaeristics of undersea optical imaging, underwater imaging processing technique fall into two categoriesfhardware and software, hardware are the design of the lenses used in waer and the choice of high - quality ccd caxner4the other is compllter digital irnage processing, that is mainly gray - level boformation and image sharpening. underwater image - processing software is designed on the basis of image processing on windows avi digital video file
由於水下光學成像的特殊性,水下圖象處理技術應該包括硬體和軟體兩個方面,硬體即水下專用成像鏡頭的設計與高性能的ccd選擇,後期圖象處理軟體是利用計算機數字圖像處理技術提高水下拍攝圖象的質量,處理方法主要有灰度變換和銳化處理;實現了對windowsavi數字視頻文件文件的圖像處理技術,並在此基礎上完成了水下電視系統圖像處理軟體的設計。According to the practical observation, a math method to calculate the traffic capacity is discussed. a grey incidence analysis model is set up to analyze incidence degree between environment factors and the vessel accidents in port in order to find out the instinct reason in chapter 4. that the visibility and the vessel traffic are the most two important factors is concluded
第四章利用灰色系統理論對港口船舶交通事故主致因進行灰色關聯分析,並且對計算模型的改進提出了作者的見解,用灰色綜合關聯度的數學模型對沿海六個港口環境因素八個指標與船舶交通事故的關聯度進行了定量的計算;指出能見度不良和港口船舶交通量是港口環境中導致船舶交通事故的最主要影響因素。During the discussion of the coefficient which signifies the degree of fouling and slagging, traditional coefficient is abandoned. to the heat surfaces of convection, the coefficient of enthalpy difference is advanced, and to the water - cooled walls, the coefficient of temperature difference is adopted
對于對流受熱面,本文摒棄了傳統的灰污特徵參數,提出了用焓差灰污系數來反映積灰、結渣程度;而對於水冷壁,在背面溫差法的基礎上又引進了溫差灰污系數。Under different sand ratio, the relationship between water cement ratio and 28 day compressive strength is researched and the coefficient of recycled concrete is induced
在不同砂率下,分析了再生混凝土28天齡期抗壓強度與水灰比之間的關系,並回歸分析得出了再生骨料系數。The method of sds - page was used to analyse the electrophoretic band of their seeds, and compare corydalis adunca maxim. living in gannan area with three kinds of corydalis straminea maxim living in different environments. by the principle of the higher of the similarity index of protein, the similarer of their blood relationship, author thought corydalis adunca maxim. living in gannan is the similarest with corydalis straminea maxim living in lunzhong area. then analysing the alkaloids in corydalis adunca
對這兩種紫堇的種子進行了sds ? page凝膠電泳分析,根據蛋白質圖譜,比較了甘南灰綠黃堇與三種不同產地的草黃堇的蛋白質相似度指數,依據相似度指數越高,種間的親緣關系越接近的原則,認為甘南灰綠黃堇與隴中草黃堇的親緣關系較近。( 2 ) grey wave forecasting of grey system theory is applied to economic cycle index forecasting. the forecasting result is highly closed to the reality
( 2 )成功地將灰色系統的波形預測方法運用到經濟循環指數預測中,得到了與實際經濟波動高度吻合的結果。So this paper try to study fresh air and indoor air quality problem with uncertain method. this paper firstly utilizes grey systematic theory and already existing definite physical model to develop the non - intrinsic grey model of the effect of outdoor air on indoor air and analyse every grey parameter in the non - intrinsic grey model. on the basis of above mentioned, the change of carbon dioxide concentration indoor with the change of time is evaluated
根據灰色系統理論的建模思想,利用灰色系統理論和原有的確定性物理模型建立新風量對室內空氣品質影響的灰色非本徵模型,並對灰色非本徵模型中的各個灰參數進行分析,在此基礎上,將建立的模型對不同新風量條件下室內co _ 2濃度隨時間的變化過程進行模擬計算分析。It is commonly recognized that subsurface drainage system can improve pavement performance and extend service life. as an essential part of subsurface drainage system, the layer setting and characteristics of asphalt treated permeable material directly affect the performance of subsurface drainage system, which is lucubrated in this paper. based on the typical semi - rigid pavement without permeable layer, using multilayer elastic system program, rational pavement structure with permeable layer at different locations is first analyzed
本文以高等級公路瀝青路面的典型結構形式作為未設排水層的路面結構原型,通過不同的設置層位分析對排水層的回彈模量和厚度的要求,探討設置排水層的路面結構的一些結構參數適宜的取值范圍,並在此基礎上運用灰色系統關聯分析方法,對不同設置層位的路面結構的技術指標進行比較分析,得出較優的層位設置方案。Analyzed the relationship between the cloud shortwave radiative forcing and the surface net radiative flux, the results were show by means of chart. the satellite grey values were get form the gms satellite data. analyzing the relationship between the cloud shortwave radiative forcing and the satellite grey values, established five regression equations and discussed them, select the best pattern, by which we can estimate the cloud shortwave radiative forcing
同時利用gms衛星紅外和可見光兩個通道的數字雲圖資料,經過處理,分別得出雲圖的灰度計數值,分析了短波雲輻射強迫和衛星計數值的關系,並運用回歸方法建立了估算短波雲輻射強迫的五種模式,對五種模式進一步討論比較,得到估算短波雲輻射強迫的可用模式,用於短波雲輻射強迫的估算。The indexes systems of drought - resistance identification were established quantitative analyzing with methods of grey correlation degree, subordinate function values and systematic analysis of clustering
在研究結果的數量分析過程中借引了灰色系統理論及灰色關聯度分析法,以及隸屬函數值法等數學統計分析方法對玉米抗旱性鑒定指標進行評價。The article illuminates mainly two segments color - separation model based on three dimensions, gives a model conception on a knowledge base of unification technology and analyse and design digital prepress system from the whole on the problem of systemic requirement analysis. second, the article brings forward new data compress method based on memory stream and sets up new data structure to realize undo and redo methods based on analyzing all kinds of datas referred to on systemic based construction. because printing and dyeing cad system deals with many arithmetics on graphics ans image and production technics, the article illuminates vector conception, expatiates gray graphic vectorization and brings forward to graphic component ' s conception to enhangce the systemic stability and manipulating speed and improve graphic transmission
在印染cad系統的需求分析問題中,結合目前印染行業的發展和實際cad系統的整體構架,著重闡述了基於三維空間的二段法分色模型,提出了一體化工藝知識庫這個模型的概念,對數字印前系統做了整體的分析、設計在系統的底層架構問題上,著重分析了cad系統涉及到的各類數據,提出一種新型的基於內存流的數據壓縮方法,同時設計了自己的數據結構,用以實現系統的undo 、 redo操作,由於整個系統涉及眾多的圖形圖像演算法和實際工藝,為了提高系統的穩定性和操作速度,以及增強圖像的網路傳輸功能,在部分演算法中採用了矢量的概念,著重講解了灰度圖像矢量化,並且提出了圖像組件這一嶄新的概念。The numbers are part of a grayscale system in which brightness is measured in a range of values. one scale ranges from 0 to 15 , and another from 0 to 255
翻譯:數字是灰度系統的一部分,在灰度系統中,一個范圍內的亮度用一些數字被測量表示。一個刻度范圍是0到15 ,另一個是0到225分享友人